CLS (Cumulative Layout Shift) test

CLS Test is the free online calculator and visualization tool for CLS ✅ Type in the address bar the url you want to get the CLS score from and let CLS Test calculate and visualize the CLS score ✅, a lightweight interchange format ✅.

Beta: continuous CLS score check for you whole website. We'll notify you automatically if pages have a high CLS score. Are you interested?
Email us at: get-pro@cls-test.com. (Only now 67% off for early adopters: $ 5 p/m $ 15)



Tips & Tricks