Check File Integrity
Detect whether a file has changed or been corrupted.
Drop files here, or click to browse
Any file no file size limit
Your files never leave your device. All processing happens locally in your browser.
Compute SHA-256, SHA-1, SHA-384, and SHA-512 checksums of any file β and verify a download against its published hash. The file is read locally and never uploaded.
integrity tips
Save a file's hash now; re-hash later and compare to detect any change, even a single flipped byte.
Useful for verifying backups and archives copied between drives or systems.
Four algorithms are computed so you can match whatever a source provides.
Runs entirely in your browser.
How It Works
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Verify a Download's Checksum
Confirm a downloaded file matches the checksum the
Get the SHA-256 of a File
Compute a file's SHA-256 hash to publish or compar
Confirm Two Files Are Identical
Hash two files and compare to see if they're byte-
Publish a Checksum with Your File
Generate a checksum to list alongside a file you d