CalHash is an utility for macOS that you can use to calculate and compare the checksum (also known as a message-digest-fingerprint) for a file.
There is a specific version of CalHash for each major version of the operating system.
Use the correct version, and don't try to use a version intended for an earlier operating system.
CalHash 1.0.6 for macOS Big Sur 11
Requirements: Intel-based Mac or Apple M1-based Mac using macOS Big Sur 11.1 or later.
Download (3.5 MB) Release Notes
CalHash 1.0.5 for macOS Catalina 10.15
Requirements: Intel-based Mac using macOS Catalina 10.15.
Download (2.1 MB)