Checksum Comparator
Hash text or a file and compare against an expected checksum.
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 checksumOutput
Checksums match / do not matchRelated tools
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Frequently asked questions
Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser