Alternatives · SEO Extensions
Website SEO Checker alternatives
As of Oct 24, 2026, the best Website SEO Checker alternative for most people is SEOquake (3.2 GPA), first in our ranking of SEO browser extensions. It's also the best free one.
Website SEO Checker compared with 9 alternatives: SEOquake, Detailed SEO Extension, SEO META in 1 CLICK, Sitechecker, SEO Pro Extension and 4 more.
Website SEO Checker is free to use. 8 of the 9 alternatives are free or have a free plan. One more offers a free trial.
Listings checked up to Oct 23, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Website SEO CheckerThis tool | Free | Free | Browser extension |
| SEOquake | Free | Free | Browser extension |
| Detailed SEO Extension | Free | Free | Browser extension |
| SEO META in 1 CLICK | Free | Free | Browser extension |
| Sitechecker | Free trial · from $83/mo | Trial only | Web, Browser extension |
| SEO Pro Extension | Free | Free | Browser extension |
| Checkbot | Free plan · from $10/mo | Yes | Browser extension |
| MeasureSEO | Free | Free | Web, Browser extension |
| Plerdy SEO Analyzer | Free | Free | Browser extension |
| SEO Spider Tools | Free | Free | Browser extension |
Price against what you get
Website SEO Checker has no paid plan and scores 2.3 out of 4 on features, ease of use and platforms. None of the 8 alternatives on this chart both scores higher and starts lower.
SEOquake scores higher without starting lower.
Features, ease of use and platforms, averaged
What paid plans start at, a month (each step along is roughly double) →
- The best score at each price
- Has a free plan
- No free plan
How each one differs from Website SEO Checker
SEOquake
Free Semrush extension for page audits and metrics in Google results
- SEOquake is free.
- SEOquake also covers backlink analysis and AI search visibility.
- SEOquake does not cover schema markup and page speed, which Website SEO Checker does.
Suits: Checking a rival's traffic and backlink figures while browsing
Detailed SEO Extension
Free Chrome and Firefox extension for one-click on-page SEO checks
- Detailed SEO Extension is free.
- Detailed SEO Extension does not cover page speed, which Website SEO Checker does.
Suits: SEOs checking a page's meta tags, headings and schema without reading the source
SEO META in 1 CLICK
Free Chrome extension that lists a page's meta tags and headings
- SEO META in 1 CLICK is free.
- SEO META in 1 CLICK does not cover page speed, which Website SEO Checker does.
Suits: Checking a page's title, description and canonical in one click
Sitechecker
Site audits, monitoring, rank and AI visibility tracking for agencies
- Sitechecker starts at $83 per month for 500 keywords, billed annually ($99 billed monthly).
- Sitechecker has no free plan, only a free trial, unlike Website SEO Checker.
- Sitechecker also lists a web app.
- Sitechecker also covers reports, rank tracking, dashboards and AI search visibility.
- Sitechecker does not cover schema markup and page speed, which Website SEO Checker does.
Suits: Agencies watching technical health and rankings across many client sites
SEO Pro Extension
Free Chrome and Firefox extension for on-page SEO checks
- SEO Pro Extension is free.
Suits: SEOs sizing up a prospect's site in a few clicks
Checkbot
Chrome extension that crawls a site for SEO, speed and security issues
- Checkbot starts at $10 per month, billed annually ($15 billed monthly).
- Checkbot does not cover schema markup, which Website SEO Checker does.
Suits: Developers checking a site for broken links and bad markup before launch
MeasureSEO
Free keyword density checker for Chrome, with a matching web tool
- MeasureSEO is free.
- MeasureSEO also lists a web app.
- MeasureSEO also covers keyword research and content optimization.
- MeasureSEO does not cover site audit, schema markup and page speed, which Website SEO Checker does.
Suits: Writers checking a draft or live page for keyword stuffing
Plerdy SEO Analyzer
Free Chrome extension for one-click on-page SEO audits
- Plerdy SEO Analyzer is free.
- Plerdy SEO Analyzer also covers content optimization.
Suits: Quick on-page audits of your own or a competitor's pages
SEO Spider Tools
SpiderNow's free extension for technical and on-page SEO checks
- SEO Spider Tools is free.
- SEO Spider Tools also covers internal linking.
Suits: Technical checks of a page's links, redirects and directives while browsing
Limits worth knowing in Website SEO Checker
- It checks one page at a time; whole-site crawls are a separate product on the Sitechecker platform.
- Search Console insights and issue monitoring work only when logged in to a Sitechecker account.
- It is listed for Chrome only.
- The Chrome Web Store notes the developer has not identified itself as a trader, so EU consumer rights do not apply.
Common questions
What are the alternatives to Website SEO Checker?
The alternatives to Website SEO Checker in this directory are SEOquake, Detailed SEO Extension, SEO META in 1 CLICK, Sitechecker, SEO Pro Extension, Checkbot, MeasureSEO, Plerdy SEO Analyzer and SEO Spider Tools. Each one has a side-by-side comparison with Website SEO Checker.
Is there a free alternative to Website SEO Checker?
Yes. SEOquake, Detailed SEO Extension, SEO META in 1 CLICK, SEO Pro Extension, MeasureSEO, Plerdy SEO Analyzer and SEO Spider Tools are free to use. Checkbot has a free plan alongside paid ones.
When were these prices checked?
Every listing on this page was checked on Oct 23, 2026, against the pages it cites. Vendors change prices without notice, so confirm on their site before you buy.