Hash Calculator - MD5 / SHA1 / SHA256 / SHA512
Free hash calculator. Compute MD5, SHA1, SHA256, SHA512 digests for text or files locally, for integrity checks. 100% local, no upload.
About 编码 / 开发
Compute MD5/SHA1/SHA256/SHA512 digests locally. This tool runs entirely in your browser locally — no file upload, your privacy is protected, and speed is unaffected by network.
FAQ
Will my files be uploaded?
No. All processing happens locally in your browser; files never leave your device.
Which formats / scenarios are supported?
hash calculator, md5 online, sha256, file check, hash value, md5 calc, sha1 and more can be done on this page.
Do I need an internet connection?
After the page loads, conversion/computation runs locally and works offline (except features relying on external fonts/libraries).