Checksum Verifier
Verify a downloaded file matches its published hash (MD5 / SHA-1 / SHA-256 / SHA-512).
How to Use
- Drop the file.
- Paste the published hash.
- Algorithm is auto-detected by length.
Algorithm by length
About the Checksum Verifier
Working on image, audio and file tasks? The Checksum Verifier is a free browser tool that gives you the answer in seconds. Verify a downloaded file matches its published hash (MD5 / SHA-1 / SHA-256 / SHA-512).
How it works
Type in what you have, and the answer shows up right away. Change anything and it updates by itself. Everything runs in your browser, so it is fast and nothing you type is sent away.
Want the deeper story? The Knowledge Base explains the ideas behind the tools in more detail.
Frequently Asked Questions
Case-insensitive?
Yes — hex hash compared case-insensitively, whitespace ignored.
Wrong algorithm?
Tool picks by hash length: 32 chars=MD5, 40=SHA-1, 64=SHA-256, 96=SHA-384, 128=SHA-512.
How do I use the Checksum Verifier?
Just type your numbers. The answer shows up right away — there is no button to press. Change anything and it updates by itself.
Do I need to install or sign up for anything?
Not at all — it runs in the browser with nothing to install and no account. After it loads once, it even works without an internet connection.
Is my information private?
Yes. Everything happens in your browser. Nothing you type is sent to a server or saved anywhere.
Common Use Cases
Software
Verify installer matches publisher hash.
Archive
Confirm download wasn't tampered.
Last updated: