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Free File Hash Calculator - Use Online Without Installing

Web

Calculate SHA-256, SHA-1, or SHA-512 file hashes

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How to Use

  1. 1Choose SHA-256, SHA-1, or SHA-512 and select a file.
  2. 2Compare the generated digest with a value supplied by the publisher.

About This Tool

Calculate SHA-256, SHA-1, or SHA-512 file hashes. Choose SHA-256, SHA-1, or SHA-512 and select a file.

Good to know

For integrity checks, prefer a trusted SHA-256 value. The full file is read in browser memory; files above 200 MB are rejected.

Worked Example and Result Check

Calculate a downloaded file’s hash and compare it with a publisher’s checksum.

Use the same hash algorithm and verify that the checksum source itself is trustworthy.