Free Hash Tools

Hash functions turn any input into a fixed-length fingerprint, used for integrity checks, deduplication and verification. These free hashing tools compute SHA-256, SHA-512 and other digests directly in your browser using the Web Crypto API — your input never leaves your device.

SHA-256 Hash Generator

Generate SHA-256, SHA-1, SHA-384 and SHA-512 hashes.

Hash tools — questions

Is my input sent to a server when hashing?

No. Hashes are computed locally in your browser via the Web Crypto API, so your input stays on your device.

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