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Speedtest by Ookla vs Cloudflare Speed Test: catalog facts
Speedtest by Ookla	Cloudflare Speed Test
Free Free on the web and in the desktop and mobile apps.	Free Free to use in the browser.
Windows, macOS, Android, iOS, Web	Web
Works in a browser or in apps for most platforms Picks a nearby test server automatically	Reports jitter and packet loss as well as speed Quality scores for streaming, gaming and video calls
Closed source Site includes links to other Ookla services alongside the test	Your IP address is sent to Cloudflare Results reflect the path to Cloudflare's network only
Downloadable app, Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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