What is CLS Debugger?

Visualize the cumulative layout shifts to identify which HTML elements are causing the shifts, and improve the important Core Web Vitals scores. Test from different locations and click interstitials away. Reports are shareable with your team.

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Recent Launches

CLS Debugger Test and debug Cumulative Layout Shifts, by ex-Google.

Launched on October 15th, 2022

CLS Debugger

What is CLS Debugger?

Do you use CLS Debugger?

Recent Launches

Review CLS Debugger?