Checksum Comparator

Hash text or a file and compare against an expected checksum.

Works Offline
Privacy First
No Login
No API
Web Crypto API

Source

Paste text or drop a file to hash

Drop a file here

or choose a file — it never leaves your device

Checksum comparison

Paste the checksum you want to verify against

About the Checksum Comparator

Compute a SHA-1, SHA-256, SHA-384 or SHA-512 checksum of pasted text or an uploaded file using the Web Crypto API, and compare it against an expected checksum to verify file integrity.

Examples

Verify a download

expected sha256 checksum

Output

Checksums match / do not match

Related tools

Frequently asked questions

Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser