Best Free SEO Checkers to Analyze Your Website

The interface is built for bulk content management, and the output is often comparable to human-written first drafts for SEO purposes. The basic version is free, and paid plans start at just $4.99/month. While the free plan covers the essentials, most advanced tools (like bulk updates and thumbnail testing) are only available in higher-tier subscriptions. It’s also important to choose tools that are regularly updated. SEO changes quickly, and using software that evolves with new algorithm updates, new data integrations, and improved features makes a real difference over time.

And if you need search engine optimization, their SEO Mode lets you analyze your content against SERP competitors and optimize accordingly with their Surfer SEO add-on. GrowthBar is a top Surfer SEO alternative, especially useful for beginners and small teams with limited budgets who want to create SEO-optimized content. Though it may not have all the advanced features of higher-priced competitors, it hits the sweet spot between affordability, usability, and functionality. Similar to Surfer SEO, it has a feature that provides a fully-written 1,500-word blog post in minutes.

Editorial Process:

Seolyzer pulls information that crawling bots leave in your server’s log files while browsing your site. The tool also identifies error codes, redirects, and page speed performance. Traditional SEO tools are great for conducting research and audits when your business is already established. But what if you’re starting a new business venture and want to know what popular industries, topics, and ideas people are exploring?

Check your website’s backlinks

It also lacks backlink data and in-depth content optimization features. Historical data is limited to the past 16 months, and the interface can be a bit confusing for users who aren’t familiar with SEO terms. Local, mobile, social and global SEO tools are also available. We provide simple, professional-quality SEO analysis and critical SEO monitoring for websites. By making our tools intuitive and easy to understand, we’ve helped thousands of small-business owners, webmasters and SEO professionals improve their online presence.

Additional costs apply for white-label tools ($40/month), extra rank queries, and additional scans. It includes 3 users, 25 tracked sites, and unlimited reports (including branded reports). Semrush is a powerhouse for agencies tackling serious search marketing. It’s not cheap, but the ridiculous depth of keyword data and technical auditing more than pays for itself when you’re managing complex SEO projects across different industries.

Below is a quick comparison of the top 16 SEO tools in 2025, showing what each tool is best for, its standout feature, and its starting price. How to convert traffic into conversions and grow your business. Keywords Everywhere is a convenient browser add-on for Chrome and Firefox that uncovers specifics about keyword trends and generates keyword ideas. This is also one of the best SEO checkers because it presents areas for actionable progress to push your organic traffic higher.

• Beyond content creation, GrowthBar offers comprehensive keyword research with difficulty scores and revenue metrics.
• SEO minion is a free browser extension for Chrome that analyzes on-page SEO elements, checks for broken links, highlights internal and external links, and offers a SERP preview.
• Once Sitechecker scans your website, you get insights into traffic, backlinks, rankings, and more.
• Its standout feature is the lifetime purchase option, which eliminates ongoing subscription costs entirely.
• The good news is that AI is starting to change that by fixing technical issues automatically.

Its reporting options are also generous; you can pull an unlimited number of reports on all plans. Semrush offers so many tools and resources that even those experienced in SEO should expect a learning curve; that curve is much steeper for beginners. To its credit, Semrush understands its platform requires some user training. Semrush offers a vast online Help Center, complete webinars, e-books, podcasts and how-to articles. The Semrush Academy features dozens of free courses and certification exams.

And it lets you establish authority in your industry before the market gets saturated. Once you’ve identified link-building opportunities, BuzzStream helps you do the outreach. You’ll quickly discover authoritative websites that are great for link-building, along with their contact details. BuzzStream is a tool for link-building and outreach management. Unlike traditional PR outreach, Featured simplifies the process of providing ready-to-publish expert insights.

If you just started a blog and your website is brand new, it will take longer to index than a reputable, high Domain Authority (DA) site. For example, it took me about eight months to get my first 100,000 monthly visitors. Now that I have a higher DA, I can write a new page and index it, and it can appear on pages 2-3 of Google on the same day. Overall, the key is to treat every blog post like a long-term investment and make regular updates to improve your search rankings.

I can see everything I need to know about ALL of my sites right away. It has a clean, easy-to-use interface, and my SEO Anomaly main use case is the Content Explorer for finding content ideas. Let’s say you’re in the travel industry and want to analyze Sandals.com.