Computer Tools
File Hash Checker - SHA Checksum Calculator
Calculate SHA-1, SHA-256, SHA-384, and SHA-512 hashes for local files in your browser without uploading them.
Local file integrity
File Hash Checker
Calculate SHA hashes for local files without uploading them. Useful for checking download integrity and comparing files.
Files are read locally in your browser. Large files can take longer.
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How this file hash checker works
Choose a hash algorithm such as SHA-256.
Select one or more files from your device.
The browser calculates hashes locally so you can compare checksums without uploading files.
Frequently Asked Questions
Are my files uploaded?
No. The selected files are read locally by your browser.
Which hash should I use?
SHA-256 is the best default for download checks and file integrity comparisons.
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