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seo tool
Test Core Web Vitals across mobile and desktop.
Free
No signup
use in your browser
Locale
India-tuned
defaults built for India
Runtime
Instant
client-side by default
Privacy
Nothing stored
no analytics, no cookies
Enter a URL.
Pick mobile or desktop.
Review the field and lab data.
Bookmark this tool - re-run after every edit so the result reflects the latest copy.
The output shows lab and field data side by side, plus a list of fixes ordered by impact.
Critical
Cut the score the most. Fix these first.
Warning
Meaningful drops. Tackle after the criticals.
Info
Small nudges. Polish when you have time.
Measures real-user CWV for this page. INP requires user interaction; the field will populate after you click / type.
Measuring for 5 seconds...
Thresholds
Lab data is from a synthetic run; field data is from real Chrome users. Both matter.
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