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