Checksum Calculator

Computes the CRC32 and Adler-32 checksums of your text, both at once.

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Computes the CRC32 and Adler-32 checksums of your text, both at once.

Use cases

  • Verifying a file transfer completed without corruption
  • Generating a quick checksum to compare against a published value

Examples

The word 'hello'

hello
{"crc32": "3610a686", "adler32": "062c0215"}

FAQ

Is my data sent to a server?

Yes — the calculation runs on the server for this tool.