Best Competitor SEO Tools in 2026
Updated
In short: Ahrefs is ranked #1 of 51 as of 7 October 2026, ahead of Rankora and Semrush. The best-ranked option with a free plan is Rankora. The lowest first paid tier on this page is Linkody at €0.88/mo.
If you’re researching other sites’ search performance, competitor SEO tools offer ways to examine domains, pages, backlinks, and gaps in content or keywords. Compared on API access, backlink analysis, competitor domains and pages tracked, content and keyword gap analysis, historical data, free-plan availability, and paid-from pricing, these entries let you weigh research coverage against cost. Consider which data you need and whether you’ll use it through an API or rely on historical context. Ahrefs, Rankora, and Semrush are among the names to compare as you decide which capabilities suit your search research.
51 competitor SEO tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
10 of the 25 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 1 | AhrefsWeb · API | Two bars | — | 1 of 6 | $29/mo | 6.4 | |
| 2 | RankoraWeb | Two bars | — | 1 of 6 | $29/mo | 6.4 | |
| 3 | SemrushAPI | Two bars | — | 0 of 6 | Free | 6.4 | |
| 4 | Built For SEOWeb | Two bars | — | 1 of 6 | $12.49/mo | 6.3 | |
| 5 | ContentSERPWeb · API | Two bars | — | 1 of 6 | Free | 6.3 | |
| 6 | MarketMuseWeb | Two bars | — | 1 of 6 | Free | 6.3 | |
| 7 | TopvisorWeb · API · Extension | Two bars | — | 1 of 6 | $29/mo | 6.3 | |
| 8 | WrankerWeb | Two bars | — | 1 of 6 | $149/mo | 6.3 | |
| 9 | MangoolsAPI | Two bars | — | 0 of 6 | Free | 6.2 | |
| 10 | SEO PowerSuiteAPI | Two bars | — | 0 of 6 | $29.08/mo | 6.2 | |
| 11 | LinkodyWeb · API | One bar | — | — | 1 of 6 | €0.88/mo | 5.4 |
| 12 | Moz ProWeb · Extension | One bar | — | — | 1 of 6 | $49/mo | 5.4 |
| 13 | Raven ToolsWeb · API | One bar | — | — | 1 of 6 | $39/mo | 5.4 |
| 14 | SpyFuWeb · API | One bar | — | — | 1 of 6 | $29/mo | 5.4 |
| 15 | SerpstatAPI | One bar | — | — | 0 of 6 | $50/mo | 5.3 |
| 16 | UbersuggestWeb | One bar | — | — | 1 of 6 | $29/mo | 5.3 |
| 17 | MajesticAPI | One bar | — | — | 0 of 6 | — | 5.2 |
| 18 | Milestone Local Landing PagesWeb | No signal | — | — | 1 of 6 | — | 5.2 |
| 19 | RankWatchWeb | No signal | — | — | 1 of 6 | $29/mo | 5.2 |
| 20 | SeobilityAPI | One bar | — | — | 0 of 6 | — | 5.2 |
| 21 | WooRankAPI | One bar | — | — | 0 of 6 | — | 5.2 |
| 22 | LabrikaWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 23 | Milestone InsightsWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 24 | Content HarmonyWeb · API | One bar | — | — | 1 of 6 | $50/mo | 5.0 |
| 25 | LinkResearchToolsWeb · Extension | One bar | — | — | 1 of 6 | $17/mo | 5.0 |
Compare all 25 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Competitor domains | Competitor pages tracked |
|---|---|---|---|---|---|---|---|---|
| 1 | Ahrefs | 6.4 | Free plan | $29/mo | Yes | 29 /mo | — | — |
| 2 | Rankora | 6.4 | Free plan | $29/mo | Yes | 29 /mo | 3 domains | — |
| 3 | Semrush | 6.4 | Free plan | — | Yes | — | — | — |
| 4 | Built For SEO | 6.3 | Free plan | $12.49/mo | Yes | 12.49 /mo | — | — |
| 5 | ContentSERP | 6.3 | Free plan | Free | Yes | — | — | — |
| 6 | MarketMuse | 6.3 | Free plan | Free | Yes | — | — | — |
| 7 | Topvisor | 6.3 | Free plan | $29/mo | Yes | 29 /mo | — | — |
| 8 | Wranker | 6.3 | Free plan | $149/mo | Yes | 149 /mo | — | — |
| 9 | Mangools | 6.2 | Free plan | Free | Yes | — | — | — |
| 10 | SEO PowerSuite | 6.2 | Free plan | $29.08/mo | Yes | — | — | — |
| 11 | Linkody | 5.4 | No | €0.88/mo | No | — | — | — |
| 12 | Moz Pro | 5.4 | No | $49/mo | No | — | — | — |
| 13 | Raven Tools | 5.4 | No | $39/mo | Yes | 39 /mo | — | — |
| 14 | SpyFu | 5.4 | No | $29/mo | Yes | 29 /mo | — | — |
| 15 | Serpstat | 5.3 | No | $50/mo | Yes | 50 /mo | — | — |
| 16 | Ubersuggest | 5.3 | No | $29/mo | Yes | 29 /mo | — | — |
| 17 | Majestic | 5.2 | No | — | Yes | — | — | — |
| 18 | Milestone Local Landing Pages | 5.2 | No | — | — | — | — | — |
| 19 | RankWatch | 5.2 | No | $29/mo | — | 29 /mo | — | — |
| 20 | Seobility | 5.2 | No | — | Yes | — | — | — |
| 21 | WooRank | 5.2 | No | — | Yes | — | — | — |
| 22 | Labrika | 5.1 | No | — | — | — | — | — |
| 23 | Milestone Insights | 5.1 | No | — | — | — | — | — |
| 24 | Content Harmony | 5.0 | No | $50/mo | No | 50 /mo | — | — |
| 25 | LinkResearchTools | 5.0 | No | $17/mo | No | 599 /mo | — | — |
Is your app on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.
Questions about this list
Which competitor SEO tool is ranked first on Freedom251?
Ahrefs is ranked #1 of 51 with a score of 6.4. Rankora is second and Semrush third.
How many of these have a free plan?
10 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Linkody has the lowest first paid tier we found: €0.88/mo.
How is this list ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.