Rank Math SEO brings keyword lookup, position checks and site audits to web, API and self-hosted setups.
Best SEO Tools 2026
SEO platforms support keyword discovery, position monitoring, site checks, backlink reviews and competitor analysis. This list helps buyers compare those jobs with pricing, access and platform needs in view.
The page order is rebuilt nightly. Compare the maker-published fields for free plans, trials, paid starting points, API access, tracked keywords and supported platforms.
Yoast SEO
Yoast SEO is a freemium SEO tool for WordPress, web, API and self-hosted use.
WebAPISelf-hostedSEO PowerSuite
SEO PowerSuite is a freemium SEO tool for Windows, macOS, Linux and API use.
WindowsMacLinux+1Marketing Miner
Marketing Miner is an SEO tool for Android, iOS, web and API use.
AndroidiPhone & iPadWeb+1DefiniteSEO
DefiniteSEO is an open-source SEO tool for web, desktop, mobile, API and self-hosted use.
AndroidiPhone & iPadWeb+6Screaming Frog SEO Spider is a freemium SEO tool for Linux, macOS, Windows, API and self-hosting.
Mangools is a freemium service available on the web, through an API and as a browser extension.
Moz Pro is a web and browser-extension SEO tool for keywords, rankings, site audits and backlinks.
Ahrefs is a freemium SEO tool with keyword research for web and API use.
Semrush runs keyword lookup and position monitoring through an API.
SpyFu runs on web and API platforms for keyword research and search-position tracking.
Frase supports brand-voice controls and multilingual long-form writing on web, API and extension.
Screaming Frog SEO Log File Analyser is a desktop tool for analyzing website server log files.
Raven Tools suits agencies, in-house marketers, and media companies seeking SEO research and reporting tools.
Netpeak Spider is a macOS and Windows desktop crawler for website SEO analysis.
Keyword Tool handles keyword and competitor analysis, with API access on the web.
SiteGuru may suit website owners looking for audit findings and an organized SEO task list.
Outerank provides API access to keyword data, search-position monitoring and website audits.
Google Search Console tracks search terms and positions, audits sites, reviews backlinks, and offers web and API access.
Bing Webmaster Tools covers search terms, positions, site audits, backlinks and competitor checks on web and API.
Before you choose
Check the access model
Look for a free plan, a free trial or a paid starting point that fits your budget. The list records these pricing details where provided.
If you need to read or change code, check the tool's licence and whether it is open source.
Match your platform
Entries identify web, API, Windows, macOS, self-hosted and Linux availability. Choose an access method that fits your workflow and deployment needs.
Match the SEO work
The comparison covers keyword research, rank tracking, site audit, backlink analysis and competitor research. Begin with the task you need to handle, since tools can differ by use case.
Review API and keyword limits
Check whether API access is available for your workflows. Before selecting a tool for continued position monitoring, examine how tracked keywords are described.