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RHash vs CHK Hash Tool: catalog facts
RHash	CHK Hash Tool
Free Free and open source under the 0BSD licence.	Free Free to use freeware.
Windows, Linux, Command line	Windows
Supports a wide range of hash algorithms Calculates several hash sums in one pass	Portable, no installation needed Many hash algorithms including BLAKE3 and xxHash3
Command line only, no graphical interface Many listed algorithms are legacy or niche	Windows only Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: 0BSD	License: Freeware
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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