Website Testing Tools

Check Your Site Across Leading Website Testing Tools

Enter a URL to test & hit Start.

Check Type

Filter by type of website test, then hit Test URL.

Launch All Tests At Once

This will open a new tab or window for each of the test sites above. If only one test opens, your browser is blocking pop-ups. Allow pop-ups for chckr.co and try again.

About

Chckr is a list of some of the best website testing tools available for free.

No URLs are stored. The test buttons simply link out to the testing sites with the URL you want to check.

Follow

Follow us on Twitter for optimization tweets.