There are several free SEO tools available that can help you improve your own or your clients' website’s search engine optimization. Here are some of the best ones:
Top Free SEO Tools in 2025
- Google Search Console
Google Search Console helps monitor and optimize your website’s presence in Google search results. It provides insights into indexing status, performance, and technical issues affecting your visibility.
- Google Analytics
Though primarily a web analytics tool, Google Analytics provides crucial data for SEO. It helps track website traffic, user behavior, and other key metrics to optimize content for better search rankings.
- Google Keyword Planner
A part of Google Ads, this tool helps with keyword research by providing keyword ideas, search volume, and competition levels to assist in content planning and SEO strategy.
- MozBar
MozBar is a browser extension that delivers instant SEO metrics for any webpage. It provides insights like Domain Authority (DA), Page Authority (PA), link metrics, and keyword analysis to evaluate your or your competitors' website performance.
- Yoast SEO (For WordPress users)
Yoast SEO is a highly recommended WordPress plugin that helps optimize content by offering real-time suggestions on keyword usage, readability, meta tags, and schema markup for better rankings.
- SEMrush Free Plan
While SEMrush offers a paid plan, its free version still provides access to keyword research, basic site audits, backlink analysis, and competitive insights.
- Ubersuggest
Created by Neil Patel, Ubersuggest is a free keyword research tool offering keyword ideas, search volume, SEO difficulty scores, and competitor analysis to improve your content strategy.
- HotSpot SEO
A new entrant in the SEO world, HotSpot SEO is set to launch as an affordable alternative to expensive tools like Ubersuggest, SEMrush, and Ahrefs. With many free features, it aims to be a powerful tool for small businesses and SEO professionals.
- AnswerThePublic
This tool generates topic ideas based on real search queries by analyzing what users are asking about specific keywords. It’s great for content marketing and SEO-driven blog topics.
- Screaming Frog SEO Spider
A free version of this tool allows up to 500 URL crawls, helping you identify broken links, duplicate content, missing meta descriptions, and other technical SEO issues.
Free vs. Paid SEO Tools: Which One Should You Use?
While free SEO tools offer great insights, they often come with limitations compared to their premium counterparts, which provide:
- ✅ Advanced keyword tracking
- ✅ Comprehensive backlink analysis
- ✅ In-depth competitor research
- ✅ Automated reports
If you’re starting out, free tools are a great way to improve your SEO. But for businesses and agencies, investing in a premium SEO tool can significantly boost results.
Would you like to add more tools to this list or customize it based on your industry?