Backlink Analysis Tools 2026
Backlink analysis is where the money is in SEO — and where the tools diverge most in quality. Ahrefs and Semrush dominate, but they're not cheap. Majestic has unique metrics. Moz has DA. And there are solid free options. Here's how they actually compare when you're doing real link building work.
Ahrefs
The backlink king with the largest link index on the planet
From $129/mo
SEO professionals who live in backlink analysis and want the cleanest, deepest link data available
Semrush
The industry-standard all-in-one SEO platform
From $139.95/mo Free trial
Agencies and serious marketers who need everything in one platform and can justify the investment
Moz Pro
The original SEO tool with the industry-standard Domain Authority metric
From $49/mo Free trial
SEOs who value the DA metric and want a familiar, established platform with great educational resources
Majestic
Specialist backlink intelligence with Trust Flow and Citation Flow
From $49.99/mo
Link building specialists who need Trust Flow metrics and historic backlink data
Seobility
Technical SEO audit tool with a generous free tier
From $0/mo Free plan
Site owners who need technical SEO auditing on a budget, or as a complement to keyword-focused tools