14 best link building tools for SEO in 2026

If you handle SEO for a client, at some point you'll be asked to build backlinks. Done correctly, it improves your client's ranking on search engines. Done incorrectly, it causes more harm than good.

You know the scenario. An email lands with the subject line "URGENT: Higher Search Visibility Needed!!!" and your first thought is an updated SEO proposal emphasizing link building. That's one reason a backlink overview is pre-built into the professional SEO proposal template.

There are two ways to get those links. A passive link-building strategy acquires them without pursuing them: publish high-quality content other websites naturally want to link to, then promote it on social media and through email marketing. It builds visibility without spending extra time chasing backlinks, and that matters — even with the very best link building tool, outreach takes significant time and effort.

An active backlink strategy is what you need when passive isn't enough: the website is new, or the content isn't earning links on its own merits. If people can't find your client's content, they can't link to it.

The blocker is usually quality. Building good backlinks as part of an off-page SEO program is time-consuming, costly, and difficult to teach to new employees. Too often a link building team focuses only on how many links it acquires, and that approach is misguided. A handful of top-notch links does more than a heap of low-quality ones.

Heading into 2026, machine learning, AI-powered search results, and new ownership and feature changes at major vendors mean agencies have to focus on quality, relevance, and measurement. Link building still builds search authority as reliably as ever, but the way we find, pitch, and measure links has evolved. Today's best tools combine a large backlink index, smart prospecting, outreach sequencing, and easy reporting.

This guide covers which tools agencies rely on, what each costs, how to build affordable links at scale, and how to track results with the SEO software tools the industry already uses.

• What is link building?

• Is link building really worth it?

• When and why your agency should start link building campaigns

• Quality vs. quantity: the great link building debate

• What happens if you do it wrong

• What are link building tools and why you need one

• The best link building tools for your agency

• Link-building tools: comparison at a glance

• How to scale link building operations

• 7 link building strategies to scale

Key takeaways

• Prioritize quality over quantity — a handful of relevant, editorially placed links does more than a heap of low-quality ones, and a single authoritative link can tip the balance.

• Match the tool to the job: Ahrefs, Moz, Semrush, and Majestic for research; Hunter.io, BuzzStream, Pitchbox, and Respona for outreach; AgencyAnalytics for white-labeled backlink reporting.

• Free tools cover more ground than expected — Google Alerts, Check My Links, and Screaming Frog's capped crawl handle mention monitoring and broken-link prospecting at no cost.

• Black hat shortcuts (link farms, PBNs, spammy blog comments, irrelevant sites, and paid links) risk a Google penalty that downgrades or removes a site from the SERPs.

• Scale without losing quality by documenting the process, training every team member, outsourcing repetitive tasks, and reporting on referring domains and traffic lift rather than raw link counts.

What is link building?

Link building bolsters your client's web visibility by acquiring links on other websites. It establishes brand authority, and it ticks a checkmark for Google when it rates the trustworthiness of that website. The more 'checkmarks' a website receives, the higher the possibility of showing up favorably on search rankings.

Those votes of confidence aren't tallied automatically. Content also has to be credible and relevant for link building to work.

Google can't yet make a qualitative decision about a website. It can tell what it's about but can't tell if it's important or useful just by reading the site. One of the main factors it uses to determine importance is backlinks because these act as "votes of confidence." If it trusts the sites linking to you, you get a portion of those referring sites' trust. It's just that simple.

Jens Rhoades, Founder at Floodlight SEO

Other web sources are far likelier to link to your client's content if it's credible and informative, and outreach is easier when you're pitching high-value content. Rhoades further explains, "Link building effectively moves people up the rankings. Even with new changes to the algorithm which focus more on user metrics, backlinking is still the biggest lever in the SEO arsenal."

Is link building really worth it?

Modern search systems still use backlinks as a signal of authority, but the emphasis has shifted: relevance, editorial context, and link quality now trump raw volume. Prioritize topical relevance, natural placement, and measurable business outcomes — referring domains, organic traffic lift, and conversions — not just link counts.

Link building improves search ranking

Google favors content that aligns with its E.A.T. acronym.

A high volume of backlinks from credible sources makes Google more likely to show your client's website on search rankings. The first website on Google's search page has 3.8 times more backlinks than other search results, and that effort compounds into better keyword ranking over time.

Follow SEO best practices, but remind clients to stay authentic to their quirks and personalities. As Jill Robb, Chief Revenue Officer at Origin, says, "While an understanding of technical SEO is obviously required, the best link builders I know have great PR and content writing passion–not technical passion."

Link building is a tangible SEO metric

Link building is easily trackable and shows substantial growth or decline. If you're not sure what to include in your client's monthly report, start here:

• The number of new backlinks generated per month

• The number of unique domains linking to your client's content

• Average monthly cost per link (for paid placements)

As Robb describes, "Historically, backlinks have always been included as an important part of SEO, with their importance only increasing in value as a quality metric. From an impact perspective, high-quality backlinks are key to moving the SEO needle."

Track historical trends to see which keywords and links work best. Not in the mood to track all that manually? Use an automated SEO reporting tool instead.

A healthy inventory of backlinks builds credibility

Credibility affects search rankings, and it trickles down to conversion and referrals.

Backlinks build the credibility of a website to rank for the industry. As long as they are done carefully, with thought and relevance, it adds a lot of credibility to Google to rank for competitive keywords in verticals.

Peter Magee, Managing Director at Significant Digital

When reputable sources link to your client's website, it reassures future customers that the brand is trustworthy — and that translates into real-life actions such as store visits and in-person booking appointments. As Matthew Cernik, Head of SEO at King Kong, adds, "The improper use of backlinks can cook a website. The list goes on: low-quality referring domains, keyword stuffing, unnatural backlinks, unrelated domains, poor anchor text usage, and poorly developed content. You can hurt your rankings if you don't know what you're doing."

Link building increases your client's confidence

As the backlink portfolio grows, so does brand visibility, website traffic, word-of-mouth referrals, and brand recall. Your clients often built the business from the ground up — it's a financial investment and an emotional one — so credible link building is a pat on the back for work they've done in the background.

As Christopher Bailey, Website Design and SEO at D2 Branding explains, "Diversity in backlinks is also important. A balanced mix of follow/no-follow is a smart practice! Backlinks build value. Value brings high-ranking keywords. And high-ranking keywords bring traffic." Monitor all backlinks, not just the new ones, so you can remove the low-quality links too.

Link building opens doors to networking and collaboration

Beau Walsh, Founder/Creative Director at The Cultural North notes, "Backlinks are tools that not only improve your search engine rankings but serve as a powerful networking tool to build relationships with other collaborators across the web."

Link building is an online tactic that often produces offline partnerships. Reaching out to a credible industry leader for a guest post may lead to an in-person panel discussion later.

As Andy Hill explains, "An eCommerce business can send products for review by online publications and acquire links this way. A home improvement business can request links from suppliers and reach out to relevant website owners. There's no one size fits all." The hardest and most valuable links come through digital PR and journalist requests.

When and why your agency should start link building campaigns

Authoritative content raises the odds of earning backlinks, but an active strategy is what turns odds into placements. Four situations call for one.

New websites. When a client is starting out, you're focused on social presence, brand awareness, and foundational logistics — and securing backlinks is hard before the brand has authority. Actively pursuing them improves search ranking and opens up networking opportunities and alliances.

High-quality content with minimal links. You've made a top-tier piece that hasn't generated traction. After the heavy lifting, the job is getting it in front of the right places. Just one backlink can launch that content in a significant way.

Offsetting low-quality links. Bot-like sites create 'toxic' links for malicious purposes. Manually pursuing good backlinks improves the quality balance so your client's content isn't bogged down by the noise.

Competitive metrics. If competitors are gaining high-quality backlinks faster than your client, step back and recalibrate. An active push shifts your client's content above the crowd and into high-quality circles. Combining active and passive link building positions the brand closer to SEO success.

Quality vs. quantity: the great link building debate

You want an impressive backlink KPI in that monthly SEO report. But high-quality links are harder to secure, and if you land one fantastic backlink in a month, the client (or the senior management they report to) may fixate on the number rather than the quality behind it.

So which matters more?

Prioritize quality over quantity. A large volume of backlinks is ideal only when they are high-quality.

And don't underestimate the power of just one credible link!

It can take only one website to tip the balance of the scales and make Google sit up and pay attention. It has to be a very authoritative site, but nevertheless, it's not always about quantity.

Andy Robson, Agency Director at Squidgy.

One targeted outreach beats a sea of low-quality backlinks. Align your targets to keywords and links that support the right keyword search intent. Andy Hill, Managing Director at Distribute Digital, describes the downside: "A poorly executed backlink strategy can either have no impact, improve rankings and traffic for keyword types with no commercial intent that does nothing for the end sales figures for the business or worse, it can backfire."

Preserving quality is the biggest hurdle as you scale, and it gets harder as the volume of other businesses and agencies chasing links keeps rising.

Backlinks remain the best indicator to Google and other search engines that a webpage is considered important by internet users. Links can be compared to votes, only when it comes to backlinks votes are not equal. The more relevant a website is to the target site and page, the more authority it has and expertise it displays, the more weight the vote gets.

Andy Hill, Managing Director, Distribute Digital

What happens if you do it wrong (the dangers of bad backlinks)

Taking shortcuts or trying to outsmart the Google algorithm has consequences. The most notable is a penalty: the site gets downgraded in the search engine results pages, and it may be removed from them altogether. Five practices to avoid:

1. Link farms. Link farms are websites created solely to increase backlinks, including some directories and sites unrelated to your client's content. Users sometimes pay for placements to inflate their counts.

2. PBNs (private blog networks). A PBN is a network of websites used to increase the ranking of a website created to make money. These networks usually consist of expired domains with preexisting backlinks, and they're often low-quality and spammy.

3. Spammy blog comments. Some blog owners approve any comment just to increase the count on their posts, regardless of quality or relevance. Many comment sections are now moderated, so your comment may never be seen, let alone approved.

4. Links from sites with no content relevance. Some users chase links from legitimate-looking websites that have no topical connection. Google's algorithm is intelligent — if there's no logical reason for your client's accounting firm to have a link from a blog about children's toys, Google will sniff that out.

5. Paid links. Paying for backlinks is against Google's guidelines, and getting caught risks a penalty. Paid links also tend to come from low-quality websites that aren't relevant to your client's content.

What are link building tools and why you need one

An effective link building strategy includes:

• Creating relevant and informative content that other credible sources find tremendous value in

• Reaching out directly to authoritative sources for backlinking and networking opportunities

• Collaborating with other industry leaders for guest features on blogs and other related marketing collateral

But when you need to keep track of those backlinks, streamline networking opportunities, and monitor competitor backlink performance at scale, that's where a link-building tool comes in. Think of it as an agency-focused SEO tool contributing to your client's overall marketing success. Depending on the tool, capabilities include:

• Keeping track of competitors

• Identifying broken links

• Creating alliances with other businesses

• Finding influential websites and contacts

• Identifying new opportunities to capitalize on

Not all tools are created equally. Some specialize in one area, others have a broader scope, and the split runs from link analysis to competitor monitoring to outreach.

The best link building tools for your agency

Tracking and measuring is one of the most critical parts of providing a link building service — without the right tools you're missing valuable insights and opportunities. Here's the list to get you started.

1. Ahrefs — best for deep backlink research and competitive intelligence

Ahrefs offers one of the broadest backlink indexes and a fast Site Explorer that helps you reverse-engineer competitor links, find broken link opportunities, and monitor a site's backlink profile. It also includes Rank Tracker, Content Explorer, and site auditing. Its backlink analysis covers the link profile of both your client's and competitors' websites, with data on link types, anchor texts, and the quality of referring domains. Ahrefs ships updates frequently — check the changelog and verify plan limits against your export needs.

Link Building Features to Note:

• Backlink Checker: Competitor link analysis and a capability to remove spammy links

• Rank Tracker: Monitors Google ranking and competitor keywords

• Site Audit: Provides insight on SEO health, including broken and no-follow links

Best for: Agencies with many clients and a large volume of links to build and monitor, and for fixing multiple broken links. Ahrefs integrates seamlessly with AgencyAnalytics for full-feature client reporting.

Pricing: Ahrefs publishes tiered plans (currency varies by region): Lite $129 /mo, Standard $249 /mo, Advanced $449 /mo, Enterprise $1,499 /mo (annual billing saves more). Prices shown on Ahrefs' pricing page and may vary by billing cycle/currency.

Read More: Pros & Cons of the Best Keyword Ranking Tools

2. Moz — best for on-page SEO guidance and backlink research for mid-market teams

Moz is a comprehensive SEO tool with link building capabilities, built around its Link Explorer feature.

Features to Note:

• Link Explorer: Used to research competitor links, monitor spam scores, keep track of lost links and observe content performance

• Keyword Explorer Tool: Used to create keyword lists, monitor competitor keywords, and track keyword metric performance

Best for: Like Ahrefs, a large number of clients with a range of SEO needs. Moz also provides on-page optimization scores if you need a hand with content ideas. With the Moz reporting integration, create detailed SEO dashboards featuring all of your Moz backlink data alongside 85+ other marketing platforms.

Pricing: Their standard package starts from $99/month to $599/month for a premium package. Premium clients get 'Speed Crawl,' where websites are crawled significantly faster. Moz offers a free 30-day trial with a complimentary overview with an SEO Specialist.

3. AgencyAnalytics — best for automated, white-labeled backlink reporting and client dashboards

Once you've won those backlinks, they have to stay live — and you need to catch any significant changes.

AgencyAnalytics streamlines the whole SEO tracking process: backlink reports, keyword ranking reports, Google Search Console data, and organic search traffic reports. As part of the SEO tools suite, a built-in Backlink Monitoring Tool keeps you on top of client campaigns in a white-labeled reporting format.

My favorite SEO tool is AgencyAnalytics because it ties all the relevant client reports we need into one convenient dashboard, including rankings, call tracking, reviews, directories, social media, email, and Google Analytics. As our company has grown, the value of seeing a client's overall internet marketing health in less than a minute has increased exponentially.

Kellen Kautzman, Owner of Send it Rising.

Features to Note:

• Backlink Monitor: Used to monitor link building campaigns, analyze link profiles, track detailed backlink KPIs, identify high authority domains, and share real-time updates through client login access.

• Automated Backlink Reporting: Tracks advanced metrics such as Trust and Citation Flows through a fully customizable, white-labeled report.

Best for: Agencies that value report automation and in-depth backlink monitoring, and those scaling across multiple clients with many backlinks to keep track of.

Price: Try AgencyAnalytics risk-free for 14-days–no credit card required. AgencyAnalytics starts at an affordable rate of $25 per month per client. Contact us for a customizable package if you're a larger agency looking for an enterprise rate.

4. Semrush — best for integrated link research and local/geo insights

Semrush pairs backlink analytics with a full marketing-suite approach — backlink audit, Link Building Tool, and geographic backlink insights for local or regional campaigns. Its product and enterprise packaging are evolving under new ownership by Adobe, so evaluate how integrations and enterprise licensing fit your long-term stack before making large multi-year commitments.

Link Building Features to Note:

• Geographic Distribution Report: Used to showcase website traffic according to geographic region.

• Link Building: Backlink Analytics, Backlink Audit, and Link Building Tool.

Best for: Agencies with clients who rely heavily on local SEO and want backlink opportunities to support organic growth. Automate your Semrush backlink reporting with presentation-ready reports and dashboards directly from AgencyAnalytics.

Pricing: Semrush's core SEO Toolkit is typically offered as Pro $139.95 /mo, Guru $249.95 /mo, and Business $499.95 /mo (annual billing discounts available). Semrush also offers modular Toolkits and add-ons (AI/visibility toolkits) that can change the effective monthly cost.

5. Majestic — best for bulk backlink analysis and trust/citation flow metrics

Majestic is a strong backlink checker if you don't want the other SEO bells and whistles. Its 'Flow' scores rate websites on trust, citation, and visibility, and the Trust Flow and Citation Flow metrics give you a read on the quality and influence of linking domains — useful for prioritizing targets and assessing the impact of links you've already built.

Features to Note:

• Bulk Backlink Checker: Used to check the status of up to 1,000,000 URLs simultaneously (yes, you read that correctly)!

• Backlink Campaigns: Users can group websites and check for periodic updates.

• Topical Trust Flow: Analyzes the industry a website has the most influence.

Best for: Agencies that want a platform focused exclusively on backlink checking, and for scalable link building via the Bulk Backlink Checker — it pinpoints broken links and opportunities across a large number of backlinks simultaneously. 'Tropical Trust Flow' is also a good way to source influencers within a particular industry. Add Majestic backlink data into customizable client reports with the Majestic SEO integration.

Pricing: Majestic's price range begins from $49.99/month for a Lite plan to $399.99/month for an API plan.

6. Hunter.io — best for fast email discovery and verification to power outreach

Hunter.io isn't a link checker. It's what you use when you've found an authoritative blog and now need a valid point of contact, which otherwise feels like looking for a needle in a haystack. It specializes in finding and verifying email addresses, gathering contact information from various domains to make outreach campaigns more efficient.

Features to Note:

• Domain Search: To find the email addresses of particular companies

• Email Finder: To find the email address of a particular professional

• Email Verifier: To verify the accuracy of an email address

Best for: Agencies running high-volume outreach to companies, consultants, and influential professionals. Guest posts, podcast features, and similar tactics all improve your client's off-page SEO and build valuable backlinks.

Pricing: Hunter.io offers monthly searches and verifications for free (with limits). Paid tiers run Starter $49, Growth $149, and Scale $299, which includes more features such as link and custom domain tracking.

7. Screaming Frog SEO Spider — best for technical crawling and finding broken-link opportunities at scale

Screaming Frog SEO Spider is a powerful website crawler popularly used for SEO audits.

It removes the headache of manually checking each webpage for broken links, which makes it a fit for broken backlink campaigns — locate broken links on a high-value website, then recommend content on your client's site to replace them.

Features to Note:

• SEO Spider Tool: Website crawler that offers link analysis (such as identifying URL issues) and measures SEO health

• App Integrations: Includes Google Analytics, Search Console, PageSpeed Insights, and Link Metrics integrations (only available on the paid option)

Best for: Agencies managing clients with a high volume of web pages that want a tool explicitly geared towards link analysis.

Pricing: The free features (finding broken links, analyzing metadata) give this platform a competitive edge if you're managing costs, though the free version has a crawling cap of 500 URLs. Screaming Frog's paid yearly license comes at $279.

8. Google Alerts — best for low-effort mention monitoring and passive link discovery

Google Alerts tracks what's happening with your clients' keywords and their competitors', and it's a completely free link building tool.

Create a custom alert for a specific keyword or phrase and it delivers updates to your inbox at whatever frequency you've opted for — new blog posts mentioning your client's keywords, or mentions from other web sources.

Features to Note:

• Notifications/Keyword Tracking: Create alerts related to specific topics and keywords (this can also be filtered geographically).

• Website Monitoring: Keep track of any developments to your client or competitors' backlinks.

Best for: Most agencies, if not all.

Price: FREE

9. BuzzStream — best for outreach CRM and relationship-driven link campaigns

BuzzStream focuses on email campaigns, relationship building, and streamlining outreach — it normally takes more than one email to acquire a backlink.

Features to Note:

• Link Building Manager: Used to keep track of client campaign progress, team member updates, and the status of received backlinks.

• Prospect Research: A built-in tool to gather prospects' website and social media insights.

Best for: Agencies with more than one staff member on an account, especially where individuals own the progress of different links. Because it also functions as a CRM, it suits clients with many customers and backlinks at various stages of the sales funnel, and clients who send frequent e-blasts or hold large email lists that need regular link analysis.

Price: If you're on a budget, BuzzStream is more affordable with a starter package from $29/month to $999/month for a customized solution.

10. Linkody — best for simple, affordable backlink monitoring and disavow exports

Linkody is dedicated to backlink monitoring. The interface is user-friendly and straight to the point, so you can quickly see what's happening with your client's progress.

Features to Note:

• Multi-User Support: To enable multiple user access under one Linkody account.

• Disavow Tool: To find and disavow any toxic backlinks.

• Backlink Monitoring: 24/7 monitoring to quickly point out any significant backlink changes.

Best for: Agencies that want a straightforward, no-fluff backlinking tool, and a strong resource for identifying toxic backlinks in real-time.

Pricing: A free 30-day trial is available. The most basic Webmaster package starts from $14.90/month, while the highest tier (Agency XL) is available from $153.90/month.

11. BuzzSumo — best for content research to surface shareable pieces and link opportunities

BuzzSumo analyzes the most engaging content across the web, which surfaces outreach opportunities and content ideas at the same time. There's also a feature to monitor new backlinks (only available on Pro, Plus, Large, and Enterprise Plans).

Features to Note:

• Content Analyzer: Researches top-performing content across the web.

• YouTube and Facebook Content Research: Specifically geared towards finding top-performing content on two major social media platforms.

Best for: Agencies that need ideas to keep producing fresh, high-quality content while monitoring changes to acquired backlinks.

Pricing: BuzzSumo annual-billed plans include: Content Creation $199 /mo, PR & Comms $299 /mo, Suite $499 /mo, Enterprise $999 /mo (annual billing; monthly equivalents higher). See BuzzSumo pricing for user limits and trial details.

12. Pitchbox — best for enterprise outreach automation and scalable guest-post workflows

Marketed for SEO agencies, Pitchbox is a specialty CRM built for in-platform outreach to influencers and backlink monitoring. Its streamlined follow-up capabilities suit content marketing outreach, and its integrated analytics give real-time insight into campaign performance, which makes measuring link-building effectiveness far easier.

Features to Note:

• Link Detox: Direct webmaster contact to remove broken links or amend outdated ones.

• Broken and Competitor Backlink Checks: Monitors competitor performance and any significant changes to existing backlinks.

• In-Platform Outreach: Includes resources to find guest post opportunities and bloggers.

Best for: SEO agencies whose clients want continuous tracking of link building progress, outreach management, and new networking opportunities in one place.

Pricing: Pitchbox lists tiered offerings (and sometimes custom plans). Published public guidance shows Pro ~$165 /mo, Advanced ~$420 /mo, with larger/enterprise pricing available via sales and custom quotes — contact Pitchbox for exact seat/credit limits and current promos.

13. Check My Links — best for quick, free broken-link checks during prospecting

Check My Links is a free Chrome extension that monitors a website for broken links and saves a copy to your clipboard — another good option for broken link replacement campaigns.

Feature to Note:

• Broken Link Checker: Identify any broken links on your client's webpage(s)

Best for: Agencies that want a free tool working in the background to monitor broken links on client webpages.

Pricing: FREE

14. Respona — best for outreach CRM and personalization at scale

Respona blends prospecting, contact discovery, and outreach sequencing into a single platform for personalized pitching and scalable email campaigns.

It's integrated with Google's search engine for streamlined prospecting and pulls metrics like Domain Rating and Ahrefs Rank directly from Ahrefs. A built-in email finder means you don't need a second tool for contact discovery. Respona was initially used to help Visme scale their link-building outreach, helping that website gain over 2 million organic visitors a month.

Features to Note:

• Automated email outreach

• Great for prospecting and finding contact information

• Deep personalization

• Built-in analytics and reporting

Pricing: Respona's current plans are Starter $198 /mo, Pro $495 /mo, Unlimited (agency) $799 /mo (annual vs monthly details shown on Respona pricing). See Respona for billing cadence / credit limits.

Link-building tools: comparison at a glance

Compare the platforms by what they do best, the features you'll actually use, and typical US$ monthly pricing. Narrow your shortlist here, then pilot 1–2 tools side-by-side before a multi-client rollout.

Honorable mentions

These don't make the main shortlist, but they solve specific, repeatable problems — usually for small teams, one-off campaigns, or as complements to the core stack.

• JustReachOut — PR outreach for smaller teams: A streamlined PR prospecting tool that helps identify journalists, craft pitches, and perform manual outreach without large agency overhead. Useful for single-owner agencies or in-house teams that run PR and link campaigns together.

• Snov / Hunter alternative (email finding & verification): Modern email discovery tools such as Snov and Hunter speed contact discovery and reduce dead-send rates during outreach.

• Scrapebox — bulk prospecting and scraping: At one point this tool was used to spam blog post comments. Now savvy SEO agencies use it for expired-domain prospecting and building large outreach lists, as covered in the strategies below.

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How to scale link building operations

Scaling takes a strategic approach that balances efficiency with effectiveness, and quality is never sacrificed for quantity. Three challenges show up first.

Achieving consistency. As agencies expand, maintaining a steady pace of high-quality link acquisition gets harder. Fluctuations lead to inconsistent SEO results, which makes it difficult to build and maintain search engine trust.

Allocating resources. Scaling requires time, budget, and manpower. Agencies have to keep optimizing their processes to pursue valuable opportunities without overspending or overextending teams — usually by investing in tools that streamline the work while keeping the cost to clients low.

Measuring ROI. Tools track backlink profiles and their impact on rankings, but correlating that to ROI means navigating traffic, conversions, and search visibility together.

Any metrics that can't be in some way connected to the deep desires of the client are vanity metrics. Examples would include rank increases on irrelevant keywords (or keywords that no-one searches), the number of backlinks built from spammy sites that don't help SEO, or the number of posts that don't strengthen the client's brand.

Daniel Noakes, Founder, UClimb

Seven moves make the operation scale:

• Determine your link building strategy. Define clear goals and identify the types of links that most benefit the SEO strategy — guest posts, resource link building, influencer partnerships — so effort goes to the tactics with the best ROI.

• Expand your team. Freelancers, temporary staff, or interns handle increased workloads and let you adjust the workforce to current needs.

• Invest in employee training. Every team member, part-time, remote, or freelance, needs thorough training on the strategy, tools, and best practices. That's what holds quality steady across the board.

• Outsource and automate. Identify repetitive tasks to hand off or automate — finding contact information, sending outreach emails, tracking link placements — so the team stays on strategy and relationships.

• Track and document. Detailed tracking and documentation measure success over time and keep consistency across campaigns. Automate the tracking where possible.

• Focus on building relationships. Keep investing time with bloggers, industry experts, and website owners. These relationships produce the most valuable and sustainable link opportunities.

• Evaluate, iterate, and optimize. Review performance regularly, analyze what's working, and adjust. Continuous improvement is what keeps quality intact as volume rises.

7 link building strategies to scale

Now that the tools are covered, here are 7 tips to scale campaigns that boost a website's authority.

1. Develop a solid plan

Start by thoroughly understanding the client's business, their competitors, and their target audience — what content that audience values, what websites they frequent, and on what search engines. Set clear objectives, like improving domain authority or increasing referral traffic, and check in frequently to see whether content creation or technical SEO work is what's needed to build links for that client.

2. Hack HARO

This is about scaling HARO to get authoritative links from Huffington Post, Entrepreneur.com, CIO, New York Times, INC, and similar.

Your client is most likely hiring you for a hands-off approach, but they're the experts in their field. Most HARO queries want journalists or experts, and your agency most likely doesn't know the intricacies of plumbing, plastic surgery, or law firms.

So get freelancers to answer HARO queries on behalf of your client. Upwork is filled with specialists — doctors, lawyers, you name it — and at least 20 people typically apply to each job.

Create a job title such as, "Need Industry Expert to answer questions." Here is an example job description:

Ask applicants to answer sample questions from HARO to test them, and pick the best one. Set up the new expert with a company email for the client and a signature with their position (for example, In-House Nutritionist), register that email for HARO, and give them an example email to run with:

The expert should log in three times a day and answer as many questions as possible. Typically, $10 per answer with a $10 bonus for getting a link posted has been enough motivation for in-depth answers. The conversion rate from answer to link is around 20%, which produces high-quality editorial links for under $100 each — links that are otherwise unattainable or take a very long time. It's completely scalable for agencies or businesses of any size.

3. Implement inverted broken link building

Broken link building works, and there's a way to take it further. Ahrefs has a full guide titled "inverted broken link building":

• Start by finding expired domains

• Then get their most linked-to content through Majestic or Ahrefs

• Replicate the quality content, and get the broken links replaced

Ahrefs is covered in the tool list above; for the full step-by-step process, check their methods here.

The one problem with their system is prospecting. Ahrefs advises searching expireddomains.net one keyword at a time, which takes a very long time. Instead, try the TDNam Closeouts addon from Scrapebox, which scrapes the closeouts and regular auctions from GoDaddy. Add in the keyword list, let it work for a minute, and export the results:

Once you have a good-sized list of expired domains, insert up to 600 at a time through the Bulk Backlink checker in Majestic:

Poke through the top results and find thousands of dead backlinks that need replacing.

4. Leverage freelancers to guest post

Similar to hacking HARO, this relies on Upwork or another freelancing site. It works best with a linkable asset on the website, but it works without one too. Post on Upwork asking for people to write about the linkable asset or the business:

It works because you screen all the websites before paying anyone to post. This has the potential to result in 40 people applying, hiring five of them, and getting the website eight top-notch backlinks — all for less than $50 each.

5. Use a reputable guest post service

There are plenty of sketchy guest posting services out there. These emails are a daily occurrence:

Filter the good from the bad by checking the sender's email domain for authenticity and researching the company or individual behind it. Look for specific details about previous work, and ask for links to published articles. Genuine outreach usually shows familiarity with your agency's work rather than a generic greeting. Be wary of emails demanding quick decisions or payment for posts — those are red flags. Prioritize the ones that align with your agency's niche and audience.

6. Streamline content creation

Every SEO agency has heard about using tailored content to build links. Three steps make it repeatable.

Step 1: Create linkable assets. Craft content that naturally attracts backlinks through its value, relevance, and informativeness — comprehensive guides, infographics, original research, and tools that serve the audience's needs. According to 44.6% of link builders, it takes an average of 1-3 months to detect the influence of links on search rankings, so this one needs patience.

Step 2: Make quality content. There are many routes — in-house designers, 99designs, a designer on Upwork, or ChatGPT. Whichever you pick, the content should address a specific problem, provide a unique solution, or offer insights that aren't readily available elsewhere. Promoting these assets through social media, email newsletters, and influencer outreach amplifies visibility and encourages organic link growth. The goal is a resource others find worth citing.

Step 3: Run scalable outreach. Nobody links to content they haven't seen. Split targets into two buckets.

High-value targets are the sites businesses definitely want links from — Huffington Post, CNN, Elite Daily. Search for high-value websites that recently posted similar content. Build poor quality links here and you can quickly tank a site's authority score, so keep the bar high. From those articles, note the author's first and last name, match them to the website, and put them through Hunter.io — getting the author's email rather than the website's support email makes a world of difference. Load the list into Pitchbox (or another outreach tool) and send a friendly email appreciating the post that included the content, then offer another piece that would be perfect for the site. Done properly, that's about 4-6 hours of hands-on time for a number of high-quality links.

Low-value targets are the "spray and pray" method, and it can work well. Find websites using Scrapebox and scrape emails from them, using the footprint "intitle:infographic" alongside your keywords to find sites that have shared infographics before.

Use "grab emails from URL list" to compile a big list of websites with matching emails. It's a numbers game — a high number will bounce, so build a BIG list. Then load them into your outreach tool:

Send a feeler email to gauge interest before you send a link. If they respond, use the Guestographic technique and offer a guest post to go with the original content, or send the link in hopes they share it socially. Keep the emails relevant and unique or you'll be lost in a sea of like-minded link requests. Pitchbox works well for follow-ups when someone doesn't respond first time — by a whopping 65%.

7. Monitor brand mentions

Unlinked brand mentions are hidden gems scattered across the internet, including social media platforms. Use tools like Mention or SEO platforms like Ahrefs to track when a client's brand is cited, then reach out to the content creator, thank them, and request the addition of a link.

It strengthens the backlink profile and builds relationships with publishers and influencers at the same time — a direct, efficient way to convert existing mentions into quality backlinks.

Link build to position your client's brand on top

Focusing on quality over quantity, leveraging strategic relationships, and using a mixture of in-house and outsourced resources is the best way to expand any link building operation. That brings sustainable growth, improved Google search rankings, and a stronger online presence for clients.

If it seems intimidating, start small by creating relevant content and building up over time. Explore the range of tools and invest in one to strengthen your client's SEO efforts and derive more long-term SEO benefits.

As those efforts materialize, you'll need to monitor the status of new backlinks and tie them into your client's SEO KPIs. That's where automated reporting comes in — customizable, white-labeled reports that clearly show backlink-building progress and growth.

Ready to ramp up your link building strategy? Get this proactive link building report template to create easy-to-understand reports that communicate key SEO results.

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