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The deepest backlink and keyword data on the market.
- From
- $129/mo
- Free tier
- No
- Best for
- Serious SEO teams who live in the data
- Best in class backlink index and crawler
- Keyword data that holds up against real rankings
- Site Audit catches issues other tools miss
- Clean, fast interface with little bloat
- No monthly free tier to learn on
- Credit limits on lower plans feel tight
- Steep entry price for hobby sites
Ahrefs is the tool we reach for first when a project lives or dies on organic traffic. The crawler is fast, the keyword database is enormous, and Site Explorer makes competitor research almost unfair. It is not cheap and there is no real free plan, so solo bloggers may feel the pinch, but if SEO is a revenue channel the price pays for itself quickly.
An all in one marketing suite that goes far beyond SEO.
- From
- $139.95/mo
- Free tier
- Yes
- Best for
- Marketers who want SEO, ads, and content in one place
- Huge feature surface across SEO, PPC, and content
- Generous limited free account to start
- Excellent keyword gap and competitor tooling
- Position tracking is reliable and granular
- Interface is busy and takes time to learn
- Extra seats and add ons add up fast
- Backlink index trails Ahrefs slightly
Semrush tries to be your entire marketing department, and mostly succeeds. Beyond strong keyword and rank tracking, it bundles PPC research, social, and content tools that competitors charge extra for. The breadth can feel overwhelming, and some modules are thinner than the headline features, but for a team that wants one login for everything it is hard to beat.
Read the full Ahrefs vs Semrush breakdown
Score-by-score analysis, pricing compared, who each one is for, and a clear verdict.
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