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Ahrefs vs Semrush: SEO research and toolkit scope?

By Official AppDuo editorial team · Updated

Ahrefs logoAhrefs7.0/10Freemium · $29.00/mo (business plan)Semrush logoSemrush6.9/10Freemium · $139.00/mo (business plan)

Quick verdict

Ahrefs vs Semrush: SEO research and toolkit scope.

Ahrefs: SEO specialists and agencies working heavily with backlinks and competitor research.

Semrush: Agencies and SEO teams managing several websites.

Choose for your main task, existing devices and plan limits; the overall score cannot replace your requirements.

Head-to-head

Ahrefs leads on 2, Semrush on 3, 4 even

FeatureAhrefsSemrush
Cheapest paid plan[1],[8]Starter $29/month (keyword and competitor research); Lite $129/monthSEO $139/month, or $117.33/month billed annually
→ Individuals and small budgets can get started with Ahrefs at a much lower price.
What the free plan really allows[1],[2],[8]Ahrefs Free: free Ahrefs data for sites you own, plus free SEO tools1 demo project and 10 reports per day across core tools
→ Ahrefs Free suits owners monitoring their own site, while Semrush's free plan is better for briefly trying its tools.
Trial and refunds[5],[12]No trial; terms do not commit to refunds, only discretionary requests7-day trial; 7-day money-back only on the first annual plan, monthly plans non-refundable
→ Semrush lets you try and offers a limited refund window, but cancel the trial before it auto-converts to paid.
Extra user cost[1],[8]$40/month each (Lite), $60 (Standard), $80 (Advanced)From $45/month each
→ Both charge per extra seat, so teams must budget for seats on top of the plan.
Interface languages[2],[9]English only14 interface languages, including Japanese, Chinese, Korean and Vietnamese
→ Users less comfortable with English will work more easily in Semrush.
Platforms[2],[14]Web, browser extension, APIWeb, iOS, API; iOS app not updated since December 2019, rated 2.0/5
→ Semrush has an iOS app but it is outdated, while Ahrefs offers a browser extension; both are mainly web tools.
User ratings[6],[15],[14]Trustpilot 2.1/5 (322 reviews); many report accounts blocked for "suspicious activity"Trustpilot 1.6/5 (1,435 reviews), complaints on cancellation, refunds; App Store 2.0/5 (68)
→ Both rate poorly, but Ahrefs scores higher; Semrush buyers should watch cancellation and billing closely.
Integrations[2],[9],[10]Google Search Console, Google Analytics, Looker StudioGoogle Analytics, Google Search Console, Google Ads, Gmail, Microsoft 365
→ Marketing teams running Google Ads or using work mailboxes get more connections with Semrush.
Data used for AI training[4],[10]Policy permits machine-learning training on data; only Enterprise promises no trainingSilent on AI training; shares data with ad partners, with an opt-out
→ Those worried about AI training should weigh Ahrefs carefully, while those wary of ad sharing should opt out on Semrush.

Choose Ahrefs if…

  • SEO specialists and agencies working heavily with backlinks and competitor research
  • Site owners who want Ahrefs data for their own site for free

Choose Semrush if…

  • Agencies and SEO teams managing several websites
  • Marketing teams tracking both search rankings and visibility in AI answers

How the products differ

Ahrefs: Ahrefs suits SEO specialists and agencies that need backlink, keyword, competitor and rank-tracking data at scale, and site owners get a free tier for their own site. The trade-off is main plans from $129/month, separately priced extra users and Trustpilot complaints about accounts blocked for "suspicious activity".

Semrush: Semrush suits agencies and marketing teams that want keyword, competitor, technical-audit, rank-tracking and AI-visibility work in one place. The trade-off is a paid entry price of $139/month and Trustpilot reviews that mostly complain about cancellation, refunds and support.

Choose around your use case

Ahrefs: Fits SEO specialists and agencies working heavily with backlinks and competitor research; Site owners who want Ahrefs data for their own site for free. Strengths: Large crawl data: the homepage cites a 100B-page index and 8B pages crawled daily; Broad toolset: Site Explorer, Keywords Explorer, Rank Tracker, Site Audit, Brand Radar.

Semrush: Fits Agencies and SEO teams managing several websites; Marketing teams tracking both search rankings and visibility in AI answers. Strengths: Wide scope: keywords, competitors, backlinks, technical audit, content, rank tracking; AI Visibility toolkit for tracking brands in AI answers.

Costs and limits to check

Ahrefs: Starter: 29 USD/month, as recorded in the review. Trade-off: Lite starts at $129/month, with extra users at $40-80/month each.

Semrush: SEO: 139 USD/month, as recorded in the review. Trade-off: From $139/month, with extra users from $45/month each. Prices retain the currency and billing units recorded in the source profiles; no currency conversion or plan equivalence is assumed. Check official prices, limits and terms before payment.

When to consider another option

Ahrefs is not aimed at: Individuals or very small businesses needing a low-cost SEO tool; Teams planning to share one account without paying for extra seats.

Consider alternatives to Semrush if you are: Individuals or small site owners who only need basic SEO checks; Buyers wary of auto-renewal and a narrow refund policy. Read these limitations alongside the feature table before deciding; a single strength cannot compensate for a missing requirement.

Frequently asked questions

Should I choose Ahrefs or Semrush?

Ahrefs vs Semrush: SEO research and toolkit scope. Ahrefs: SEO specialists and agencies working heavily with backlinks and competitor research. Semrush: Agencies and SEO teams managing several websites. Choose for your main task, existing devices and plan limits; the overall score cannot replace your requirements.

Does a higher score always mean a better fit?

No. Overall scores are editorial judgements across several criteria. Your task, allowance and existing ecosystem may matter more; the table separates those differences so you can decide.

Where do prices and limits come from?

From each product’s researched profile, with source links and check dates in the review. This comparison reuses that evidence; its compilation date does not mean every price was rechecked that day.

Sources

Numbers in the table refer to these sources, read on the dates shown.

  1. 1.Official pricing page · Vendor-provided · Nov 10, 2026
  2. 2.Official homepage · Vendor-provided · Nov 10, 2026
  3. 3.Official about page · Vendor-provided · Nov 10, 2026
  4. 4.Official privacy policy · Vendor-provided · Nov 10, 2026
  5. 5.Official terms of service · Vendor-provided · Nov 10, 2026
  6. 6.Trustpilot reviews · review-site · Nov 10, 2026
  7. 7.AIN.UA (2021-08-30): Ahrefs creates a search engine · press · Nov 10, 2026
  8. 8.Official pricing page · Vendor-provided · Nov 10, 2026
  9. 9.Official homepage · Vendor-provided · Nov 10, 2026
  10. 10.Official privacy policy · Vendor-provided · Nov 10, 2026
  11. 11.Official terms of service · Vendor-provided · Nov 10, 2026
  12. 12.Official cancellation and refund policy · Vendor-provided · Nov 10, 2026
  13. 13.Official knowledge base · Vendor-provided · Nov 10, 2026
  14. 14.App Store listing · store · Nov 10, 2026
  15. 15.Trustpilot reviews · review-site · Nov 10, 2026
  16. 16.Wikipedia: Semrush · Community-reported · Nov 10, 2026

Prepared by the AppDuo Editorial Team from the sources cited in this article. AI assists with organising and cross-checking data; editorial responsibility remains with AppDuo.

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