File Checksum

SHA-256, SHA-1 and SHA-512 hash of any file. Free, no sign-up, files stay on your device.

Choose a fileor drag and drop files here

🔒 100% private — processing happens in your browser. Nothing is uploaded.

Check a file’s SHA-256 checksum

  1. Choose one or more files.
  2. SHA-256, SHA-1 and SHA-512 hashes are calculated instantly.
  3. Paste the hash published by the download site to verify the file.

Verify downloads, detect corrupted files and compare copies. Hashing uses your browser’s Web Crypto API — files are never uploaded.

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