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Waveform Bufferbloat Test vs FAST.com: catalog facts
Waveform Bufferbloat Test	FAST.com
Free The test runs in the browser at no cost.	Free Free to use in the browser.
Web	Web
Measures latency under load, not only raw speed Runs in the browser with nothing to install	Very simple, gives a download figure quickly Shows loaded and unloaded latency on request
Hosted on a retailer's site Tests only the connection from the device running it	Upload and latency are hidden by default No jitter or packet loss measurement
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.