All-in-one SEO toolset known for its backlink index and crawler; keyword research, site audits, rank tracking and content explorer. Founded 2010, HQ Singapore.
Best SEO Tools (2026)
Sixteen tools, one discipline split into distinct jobs — and knowing which job you're hiring for is the whole trick with SEO software. The all-in-one suites, Semrush and Ahrefs, bundle keyword research, site audits, rank tracking, backlink data, and competitor research; Serpstat, SE Ranking, and Moz offer similar breadth with their own trade-offs, including Moz's Domain Authority metric and its long-running practitioner community. If backlinks are the question, Ahrefs' crawler-backed index and Mangools' LinkMiner are the reference points, while SpyFu takes a different angle entirely: showing competitors' organic keywords and ad history stretching back years. Content-focused SEOs have their own cluster: Surfer SEO and Clearscope score and guide on-page optimization against what's already ranking, Frase builds research-backed briefs and outlines, and MarketMuse plans topic authority at the site level. Technical work belongs to Screaming Frog, the desktop crawler UK agencies use for site audits. And if the site runs on WordPress, Rank Math and Yoast put on-page optimization, readability checks, and schema markup inside the editor itself; Ubersuggest sits at the accessible end for smaller sites needing keyword ideas and site audits. This category is for in-house marketers, agencies, bloggers, and ecommerce teams doing organic search seriously. Start by naming your bottleneck — technical health, keyword targeting, link building, or content quality — and match the tool family to it, because buying an all-in-one suite for a job a focused tool does better is the most common waste here.
Content optimization platform that grades content against top-ranking pages for target keywords.
AI content research and optimization platform for SEO briefs, outlines and content scoring (now covering GEO too).
Beginner-friendly SEO toolkit bundling KWFinder, SERPChecker, SERPWatcher, LinkMiner and SiteProfiler.
AI-driven content planning and optimization platform for topic authority and content briefs.
SEO software company known for Moz Pro, Domain Authority metric and the SEO learning community.
WordPress SEO plugin with on-page optimization, schema markup and local SEO features; free tier plus Pro.
Desktop website crawler for technical SEO audits, made by a UK-based search marketing agency.
Cloud-based SEO platform for agencies and SMBs: rank tracking, site audits, backlink checks, keyword research and AI search visibility tools.
All-in-one online visibility platform: SEO, content marketing, competitor research, PPC and social media toolkits.
SEO audit and monitoring tool: site crawler, rank tracking and backlink checks for SMBs and agencies.
All-in-one SEO and PPC platform: keyword research, site audit, backlink analysis and competitor research.
Competitor keyword research tool showing rivals' organic keywords, ad history and PPC spend going back 15+ years.
Content optimization platform that scores and guides on-page SEO using NLP and SERP analysis.
Keyword research and SEO tool from Neil Patel with domain overview, content ideas and site audit features.
Popular WordPress SEO plugin for on-page optimization, readability analysis and technical SEO settings.
Frequently asked questions
What are the best seo tools?
Based on listings currently tracked on MarketTool, Ahrefs leads the SEO Tools category — All-in-one SEO toolset known for its backlink index and crawler; keyword research, site audits, rank tracking and content explorer. Rankings update as we verify more listings.
Can I try seo tools for free?
Free options are uncommon for seo tools; check each listing's pricing details for trials or entry-level plans.
How does MarketTool rank seo tools?
We rank by verified listing data — feature completeness, publicly stated pricing, and user ratings where available. Featured placements are marked and never affect editorial order.