File Checksum Calculator

Calculate MD5, SHA-1, SHA-256, and SHA-512 checksums for any file to verify integrity.

  • 100% free
  • Private in browser
  • No signup
  • No watermarks

🔐

Drop a file here or click to select

Any file type, any size

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About File Checksum Calculator

File Checksum Calculator generates MD5, SHA-1, SHA-256, and SHA-512 hashes for any file. Drag & drop or select a file to verify its integrity.

How to use File Checksum Calculator

  1. Drag & drop or select a file.
  2. Wait for hash calculation.
  3. Copy any checksum value.

Key features

  • MD5, SHA-1, SHA-256, SHA-512
  • Works in browser using Web Crypto API
  • Supports any file type and size
  • Drag & drop support
  • One-click copy

Frequently asked questions

Is my file uploaded?
No! All hashing happens in your browser using the Web Crypto API. Your file never leaves your device.