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OpenSpeedTest vs Speedtest by Ookla: catalog facts
OpenSpeedTest	Speedtest by Ookla
Free Free to use. Self-hosting is available under its own licence terms.	Free Free on the web and in the desktop and mobile apps.
Web, Self-hosted	Windows, macOS, Android, iOS, Web
Runs in any browser with no app or plugin Docker image makes internal LAN throughput testing trivial	Works in a browser or in apps for most platforms Picks a nearby test server automatically
Browser-based measurement caps out below what dedicated tools reach The hosted version's accuracy depends on server location	Closed source Site includes links to other Ookla services alongside the test
Web application, Self-hosted	Downloadable app, Web application
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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