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DiskBoard vs KDiskMark: catalog facts
DiskBoard	KDiskMark
Free Free for Windows and macOS.	Free Free and open source.
Windows, macOS	Linux
Configurable sequential and random read/write tests Shows S.M.A.R.T. attributes for internal, external and USB drives	Simple interface over the fio benchmark engine Configurable block size, queues and threads
Results are uploaded to public rankings No Linux version	Linux only Relies on fio being installed
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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