Checksum Calculator
// Calculate file checksums via drag-and-drop
Drop a file here or click to browse
#About Checksum Calculator
Free online file checksum calculator. Compute MD5, SHA-1, and SHA-256 checksums for any file to verify integrity and detect corruption. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
What is a checksum? ▾
A checksum is a hash value computed from a file's contents. By comparing checksums, you can verify that a file has not been altered or corrupted during transfer.
Is my file uploaded to a server? ▾
No. All checksum calculations happen entirely in your browser using the Web Crypto API. Your files never leave your device.
</> Embed this tool ▾
Copy this code to embed the tool on your website. Adjust the height to fit your layout.
<iframe src="https://www.browserutils.dev/embed/checksum-calculator" width="100%" height="500" frameborder="0" title="Checksum Calculator"></iframe>