Verify file integrity in your browser

Drop a file or paste text — compute MD5, SHA-1, SHA-256, or SHA-512. Nothing leaves your device.

Drop a file or paste text below to compute its hash.

SHA-256

Computing…

Input

Drop file here or click to browse

Large files (ISO images, backups) are processed locally — nothing is uploaded

Expected hash (optional — paste to verify)

SHA-256 is recommended for integrity checks. MD5 and SHA-1 are provided for legacy compatibility only.

Storing ISOs or backups? A dedicated NAS-rated drive from WD or Seagate keeps your backup library reliable and checksumable for years. See NAS and backup drives →

All computation happens in your browser. No data is sent to any server.