Top 20 Alternatives to Sitechecker in Free SEO Software

Sitechecker offers a comprehensive free site audit to uncover technical SEO issues, on‑page problems, and performance bottlenecks. Below is a curated list of 20 free SEO audit tools that provide similar insights without a paid subscription.

Featured Offers
Top Competitors to Consider

Official Google tool that reports indexing status, crawl errors, mobile usability, Core Web Vitals, and provides performance data directly from Google.

Microsoft’s counterpart to GSC, offering crawl reports, SEO analysis, keyword research, and site health diagnostics for Bing.

Neil Patel’s tool provides a limited number of daily site audits, keyword ideas, backlink data, and on‑page SEO suggestions.

Free website audit that scans for SEO, usability, performance, and security issues, delivering a score and actionable recommendations.

Desktop crawler that analyses up to 500 URLs for broken links, duplicate content, meta data, redirects, and more.

All‑in‑one SEO suite with a free plan that audits up to 20,000 pages, checks for on‑page issues, backlinks, and keyword rankings.

Free account for verified site owners offering site audit, backlink analysis, and organic keyword performance directly from Ahrefs.

Provides a limited set of free utilities—Link Explorer, Keyword Explorer, and Page Optimization—useful for quick audits.

Runs a quick scan for common SEO issues like meta tags, broken links, and mobile friendliness, delivering a score and fix list.

Offers a 7‑day free trial that performs a deep site audit covering SEO, mobile, usability, and social metrics.

WordPress SEO plugin with built‑in site audit module that checks for 404s, schema errors, and performance issues.

Popular WordPress plugin offering readability and SEO analysis, plus a basic site health check for technical issues.

Analyzes page load speed and Core Web Vitals, providing optimization suggestions for both mobile and desktop.

#15 GTmetrix

Free performance testing tool that evaluates page speed, gives waterfall charts, and recommends performance improvements.

Open‑source tool for detailed performance testing across browsers, locations, and connection speeds with visual waterfall reports.

Built‑in Chrome audit tool that evaluates SEO, accessibility, performance, and best practices directly in the browser.

Free online scanner that checks for on‑page SEO issues, backlinks, and site speed, delivering a score and fix list.

Simple web‑based audit that scans for broken links, duplicate content, meta tag issues, and page speed concerns.

Free audit tool that checks for crawl errors, meta data, image alt tags, and provides a downloadable report.

Provides a quick health check focusing on Google guidelines, mobile friendliness, page speed, and structured data.

#22 Siteliner

Analyzes a single URL for duplicate content, broken links, page power, and internal linking structure.

Free audit that evaluates technical SEO, on‑page factors, and provides a prioritized action list.