Checkbot
Chrome extension that crawls a website and tests its pages for SEO, speed and security problems.
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About Checkbot
Checkbot crawls hundreds of pages of a site in minutes and checks them against more than 50 best practices drawn from Google, Mozilla, W3C and others. Tests cover broken links, duplicate titles and pages, invalid HTML, CSS and JavaScript, mixed content, insecure forms, HSTS, redirect chains, minification, caching and compression.
It can test local development sites as well as live ones, and explains why each fix matters. The extension is free to add to Chrome, with a paid Pro plan.
Strengths
- Crawls hundreds of pages at once
- More than 50 SEO, speed and security checks
- Works on local development sites
- Explains why each issue matters
Limitations
- Chrome only
- Some features require a paid plan
Details
- Pricing
- FreemiumFree to install, with Checkbot Pro from $10 per month.
- License
- Proprietary
- Platforms
- Browser extension
- How it runs
- Browser extension
- Best suited for
- Site-wide SEO, broken link and security checks from the browser
- Categories
- Browser tools, Website testing
- Last verified
- Added
- Provenance
- Facts checked against the developer's own pages and store listings, 1 sources on file.
Alternatives to Checkbot
Compare allSoftware that can replace Checkbot for an important use case, and what changes if you switch.
Screaming Frog SEO Spider
A desktop website crawler for Windows, macOS and Linux that audits sites for technical SEO issues.
Screaming Frog SEO Spider is a desktop crawler for Windows, macOS and Linux checking over 300 issues, with a free tier limited to 500 URLs.
Sitebulb
A website crawler for technical SEO audits, available as desktop software and a cloud service.
Sitebulb is a paid desktop and cloud crawler with JavaScript crawling, prioritised hints and custom PDF reports rather than a Chrome extension.
Semrush Site Audit
A website audit tool in the Semrush platform that crawls a site for SEO and AI search issues.
Semrush Site Audit crawls sites on the web within the Semrush platform, with a limited free crawl and full use requiring a paid subscription.
Netpeak Spider
A desktop SEO crawler that audits websites for technical issues.
Netpeak Spider is a paid, closed-source desktop crawler for Windows and macOS focused on technical SEO audits, with a free trial.
Sitechecker
An online SEO audit platform with a free on-page checker, site crawler, rank tracker and monitoring.
Sitechecker runs on the web with a Chrome extension, adding rank tracking and monitoring, though most features beyond the single-page checker are paid.
SortSite
Website quality scanner testing accessibility, broken links, browser compatibility and SEO against over 1200 checkpoints.
SortSite scans accessibility, links, compatibility and SEO against over 1200 checkpoints, but its free demo only covers the first 10 pages.
Checkbot as an alternative
Listings that name Checkbot as an alternative.
Ahrefs Broken Link Checker
Free online tool that finds broken inbound and outbound links for any website or page.
Checkbot is a Chrome extension that crawls hundreds of pages for broken links plus SEO, speed and security checks, and works on local development sites.
Broken Link Check
Free online dead link checker for whole websites or single pages, with no sign-up.
Checkbot is a freemium Chrome extension that crawls hundreds of pages with over 50 SEO, speed and security checks, including local development sites.
SEOquake
A free browser extension from Semrush for on-page SEO audits, link checks and page metrics.
Checkbot is a Chrome extension that crawls hundreds of pages for SEO, speed and security issues, with some features on a paid plan.
Similar software
Related functionality, not necessarily a direct replacement.
Detailed SEO Extension
A free browser extension that shows a page's SEO tags, headings and links in one click.
LinkChecker
Open-source command-line tool that checks links in web pages or crawls whole websites for broken ones.
Security Headers
A web service that analyses a site's HTTP response headers and grades them from A+ to F.
Unlighthouse
Open-source command-line tool that runs Google Lighthouse on every page of a site in parallel.
W3C Link Checker
An online W3C tool that finds broken links and anchors on a web page or whole site.
