Compare software

CalHash vs CHK Hash Tool: catalog facts
CalHash	CHK Hash Tool
Free Free to use; the developer accepts donations.	Free Free to use freeware.
macOS	Windows
Calculates and compares checksums in a simple Mac interface Builds matched to each macOS release	Portable, no installation needed Many hash algorithms including BLAKE3 and xxHash3
macOS only Each build works only on its matching macOS version	Windows only Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	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.