Hash generator
Calculate the MD5, SHA-1, SHA-256 and SHA-512 hash of a text or a file.
How it works
Use a hash to check that a downloaded file hasn’t been altered: compare it with the one published by the author. MD5 and SHA-1 are fine for checksums but no longer safe for security.
Frequently asked questions
Is this tool free?
Yes. It’s free to use, with no account and nothing to install.
Is my data private?
Yes. This tool works entirely on your device: nothing you enter or open is sent to a server.
Does it work on a phone?
Yes. It works in the browser of any recent phone, tablet or computer.