GetToolver
GT

GTmetrix

Website performance analysis with detailed waterfall breakdowns.

★ 4.3
Our hands-on rating
FreemiumNo sign-upServer-side processingVisit GTmetrix ↗

✓ Pros

  • ✓Detailed waterfall analysis
  • ✓Free basic reports
  • ✓Global test locations

✗ Cons

  • ✗Free tier limited tests
  • ✗Server-side

Personal hands-on rating (2026-08). Clear performance reports, free tier is useful.

Best for

Developers profiling page performance.

Not for

Casual users (PageSpeed is simpler).