SEO PowerSuite
by SEO PowerSuiteIt suits users seeking keyword research, rank tracking, site audits, backlink analysis, and competitor research in one suite.
Free plan Free trial From $349 a year WindowsMacLinuxAPI
Best SEO APIs 2026
Every product here is ranked by Samsung Mobile US Press's record score: what its maker publishes about it, where it runs (Android first), whether it is free to try, and how recently the facts were read.
02
Ahrefs
It suits people and teams working on SEO research, site audits, backlinks or competitor analysis.
WebAPI Record5.2 Visit
03
Keyword Discovery
It is intended for people doing SEO, PPC campaign planning, niche marketing, or domain parking.
WebAPI Record5.2 Visit
04
Keyword Tool
Keyword Tool may suit solo marketers, SEO and content professionals, PPC managers, in-house teams, growing businesses, and agencies.
WebAPI Record5.2 Visit
05
Semust API
It suits developers seeking search and keyword data through an API, as well as content creators and people working to grow income through organic search.
WebBrowser extensionAPI Record5.2 Visit
6
SpyFu
WebAPI $29 a month, billed yearly Record5.2 Visit SpyFu suits people researching SEO, paid search, keywords, and competitors, as well as teams that need recurring reports or data exports.
16
Google Search Console
WebAPI Free plan Record4.5 Visit Search Console suits business owners, SEO specialists and marketers, site administrators, and web developers who manage a site's Google Search presence.
More in Marketing
SEO tools 245Email Marketing Software 189Influencer Marketing Platforms 187Review Management Software 164URL shorteners 156Social Media Management Tools 145Marketing Automation Software 131Affiliate Marketing Software 118Local SEO Software 100Social Media Listening Software 86Transactional SMS Software 76Content Optimization Software 68Rank Tracking Software 67Email Design Software 63Lead Generation Software 52SMS Marketing Software 51Competitor SEO Tools 50Brand Management Software 48