Compare software

Waveform Bufferbloat TestOpenSpeedTest
Free

The test runs in the browser at no cost.

 Free

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

Web Web, Self-hosted
  • Measures latency under load, not only raw speed
  • Runs in the browser with nothing to install
  • Runs in any browser with no app or plugin
  • Docker image makes internal LAN throughput testing trivial
  • Hosted on a retailer's site
  • Tests only the connection from the device running it
  • 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
No account 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.