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DebugBearCrUX Vis
Freemium

The single speed test is free; monitoring is a paid service with a free trial.

 Free

Free tool from Google.

Web Web
  • Detailed load breakdown with a step-by-step filmstrip
  • Combines lab tests with real-user Core Web Vitals
  • Uses real-user field data from Chrome
  • Charts trends for a page or a whole origin
  • Free test runs from a limited set of locations
  • Continuous monitoring requires a paid plan
  • Only covers sites with enough Chrome traffic to be in the report
  • Shows measurements but does not run tests itself
Web application, Hosted service Web application
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Needs internet Needs internet

Checked September 23, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.