Simple Mode
Find out why a page is slow, and what to fix first.
Get a plain-language report you can forward to a client or a developer, with the exact images, scripts and fonts behind each problem.
LCP and CLS — the two most impactful Google ranking signals. Auto-drills into sub-parts when issues are found.
Enter the full website address to start a performance analysis.
No sign-up required for the first checks.•Need more control? Use Advanced mode.•Learn what each test means