Compare software

Cloudflare Speed TestOpenSpeedTest
Free

Free to use in the browser.

 Free

Free to use. Self-hosting is available under its own licence terms.

Web Web, Self-hosted
  • Reports jitter and packet loss as well as speed
  • Quality scores for streaming, gaming and video calls
  • Runs in any browser with no app or plugin
  • Docker image makes internal LAN throughput testing trivial
  • Your IP address is sent to Cloudflare
  • Results reflect the path to Cloudflare's network only
  • Browser-based measurement caps out below what dedicated tools reach
  • The hosted version's accuracy depends on server location
Web application Web application, Self-hosted
Closed source Open source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked September 23, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.