Best Free SEO & SEM Tools (2026)
Get high-performance SEO & SEM features completely free. We review and rank tools that offer permanent free subscription tiers.
Vetted Permanent Free Software
Found 28 free toolsSitespy
A next-generation platform for technical seo & audits optimized for high-velocity marketing pipelines.
Serp Bot
A next-generation platform for rank tracking optimized for high-velocity marketing pipelines.
Domain Tracker
A next-generation platform for local seo optimized for high-velocity marketing pipelines.
Indexpulse
A next-generation platform for backlink analysis optimized for high-velocity marketing pipelines.
MobileAction
An all-in-one ASO intelligence, keyword research, and mobile ad tracking toolset for scaling app marketing campaigns.
Semrush
A comprehensive digital marketing suite covering SEO, PPC, social media, and competitive intelligence.
Ahrefs
An all-in-one SEO toolset designed for growing search traffic and optimizing websites.
Moz Pro
A reliable and user-friendly SEO toolset best known for its proprietary metrics like Domain Authority.
Screaming Frog
The industry-standard desktop website crawler for technical SEO auditing and link auditing.
SpyFu
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
Ubersuggest
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
Rank Math
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
Yoast SEO
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
Serpstat
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
SEOquake
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
WooRank
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
Screaming Frog SEO Spider
A high-performance SEO marketing tool designed to optimize campaign metrics, automate database workflows, and drive commercial conversions.
KeywordTool.io
Popular long-tail keyword generator scraping autocomplete data from Google, YouTube, and Amazon.
Similarweb
Leading market intelligence platform auditing competitor traffic share, ads, and demographics.
Wincher
A simple, cost-efficient keyword rank tracker designed for bloggers and SMB growth pipelines.
Moz Pro
A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.
DomainScope
A next-generation platform for keyword research optimized for high-velocity marketing pipelines.
SiteWise
A next-generation platform for backlink analysis optimized for high-velocity marketing pipelines.
Rankscope
A next-generation platform for keyword research optimized for high-velocity marketing pipelines.
AnchorRadar
A next-generation platform for local seo optimized for high-velocity marketing pipelines.
Linkcheck
A next-generation platform for keyword research optimized for high-velocity marketing pipelines.
Anchor Bot
A next-generation platform for backlink analysis optimized for high-velocity marketing pipelines.
Serppulse
A next-generation platform for technical seo & audits optimized for high-velocity marketing pipelines.
Important: Limitations of Free Plan Software
Free subscription options are outstanding for bootstrapping creators and startups to validate products. However, keep in mind that free tiers typically feature strict caps on monthly volume limits (such as email send limits or monthly analytics visitor counts). When your business scales, upgrading to paid plans ensures you have full developer API keys, advanced custom reporting worksheets, and SLA priority support.