Compare software

OpenSpeedTestCloudflare Speed Test
Free

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

 Free

Free to use in the browser.

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

Checked September 22, 2026

Checked September 23, 2026

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