Search engine optimisation (SEO) is crucial for driving organic traffic to your website. However, many SEO tools can be expensive. Fortunately, there are also great free SEO tools available to help analyse and improve your website for higher search rankings.

Keyword research is one of the most important starting points for SEO. Finding keywords that people are actually searching for related to your business is key. Here are some top free keyword research tools:

Keyword Research Tools

Keyword research gives you insights into searcher intent and allows you to identify opportunities to rank for valuable keywords. These free tools help generate keyword ideas and provide search volume data.

• Google Keyword Planner – Get keyword ideas and search volume data.
• Übersuggest – Generate long-tail keyword ideas.
• Answer the Public – Find questions people are asking around your keywords.
• KeywordTool.io – Get keyword ideas and other research data.
• Keyword Shitter – Generate niche long-tail keywords.
• Wordtracker – Get free keyword search volume data.
• Keyword Surfer – Research autocomplete keyword suggestions.

Analyzing the technical SEO health of your website is crucial. Issues like site speed and mobile optimization can impact rankings. These free website analysis tools help spot problems:

Website Analysis Tools

Testing your website for technical SEO issues can help uncover problems that are hurting your rankings and user experience. These free tools analyze site speed, mobile-friendliness, and ability to generate rich results.

• Google PageSpeed Insights – Check website speed and performance.
• Google Mobile-Friendly Test – Test if your site is mobile-friendly.
• Google Rich Results Test – Check if your pages can generate rich results.
• SEO Site Checkup – Analyze website SEO and find problems.
• WebPageTest – Website speed and performance checker.
• MobileMoxie – Test mobile-friendliness.
• Structured Data Testing Tool – Test structured data markup.
• Woorank Website Review – Review site SEO, speed, and more.

Backlinks remain one of the most important ranking factors. Monitoring your backlink profile allows you to identify link building opportunities. Here are helpful free backlink analysis tools:

Backlink Analysis Tools

Analysing your backlink profile is key for an effective link building strategy. These free tools allow you to research your existing backlinks and find link building opportunities.

• Ahrefs Backlink Checker – See info on your backlinks.
• OpenLinkProfiler – Analyze backlink profile and anchor text.
• Majestic Backlink Checker – Check backlinks pointing to any URL.
• Monitor Backlinks – Track new backlinks pointing to your site.
• Backlinko Backlink Checker – Get backlink data and analysis.
• Linkody – Backlink audit and competitor research.

Tracking your keyword rankings and crawl errors helps you measure SEO success. These free rank tracking and site crawler tools provide helpful data:

Rank Tracking & Site Crawlers

Monitoring your search rankings is key for measuring SEO results. Site crawlers can also uncover issues blocking pages from being indexed. These free tools provide rank tracking and crawl analysis.

• Google Search Console – Track search rankings and indexation issues.
• Serpstat – Track rankings and keywords for a site.
• SEO Review Tools – Site crawler that finds SEO issues.
• Rank Ranger – Track website and competitor rankings.
• SiteBulb – Site crawler and issue finder.
• Rank Tracker – Track and report on rankings.

Ensuring your website is accessible to all users is also important for SEO. These accessibility tools help spot issues:

Accessibility Tools

Making your website accessible to users with disabilities is the right thing to do and can also benefit your SEO. These free tools help check for accessibility issues.

• Google Lighthouse – Audit for performance, accessibility, SEO, and more.
• WAVE Web Accessibility Evaluation Tool – Find accessibility issues on a page.
• Contrast Ratio Checker – Test color contrast for accessibility.
• Accessibility Checker – Scan website accessibility.
• ANDI – Test accessibility issues.

Researching what your competitors are up to can provide SEO insights. These competitor analysis tools provide helpful data:

Competitor Analysis Tools

Analyzing competitors’ strategies can help inform your own SEO and content marketing. These free tools provide data on competitors’ keyword rankings, website traffic, and more.

• SimilarWeb – Research competitors’ web traffic sources and keywords.
• Alexa Website Rank – Check global and country-specific ranks.
• SpyFu – Research competitors’ paid and organic keywords.
• SEMrush – View competitors’ top keywords and traffic sources.
• Ahrefs Site Explorer – See competitors’ backlinks, keywords, and traffic.

For a comprehensive analysis, all-in-one SEO tools can audit multiple aspects of your site. Here are some top free options:

All-in-One SEO Tools

For a broad audit of your site’s SEO health, all-in-one tools can analyze multiple factors and provide overall improvement suggestions. These free tools offer comprehensive site audits.

• Seobility SEO Checker – Site audit for SEO, speed, and security.
• WooRank – SEO tool with recommends improvements.
• MozBar – Browser extension for page analysis.
• Website SEO Checker – Check website optimization.
• SiteLinx Website Analyzer – Full website audit.

Making good use of free tools can help improve your website SEO and increase your search traffic. Try out a few of these highly rated free SEO tools to analyse sites and track keyword rankings.