ToolSea›File Checksum›SHA-256 File Hash

SHA-256 File Hash Calculator

Calculate the SHA-256 hash of any file to verify integrity. Your file never leaves your device. Free, no signup required.

How to Calculate SHA-256 File Hash

📁

Drop a file here or click to select

Max 100 MB — processed locally in your browser

Was this tool helpful?

: SHA-256 is a cryptographic hash function that produces a unique 64-character hexadecimal string for any file. Even a tiny change in the file produces a completely different hash.
: Hash verification ensures a downloaded file has not been corrupted or tampered with. Compare the hash with the one provided by the software publisher.
: No, the SHA-256 hash is calculated entirely in your browser using the Web Crypto API. Your file never leaves your device.