File Hash Calculator
Guide
File Hash Calculator
Calculate MD5, SHA-1, SHA-256, SHA-512, and SHA-3 checksums for any file — entirely in your browser. Verify file integrity by comparing hashes, process multiple files in batch mode, and handle files up to 2GB with chunked streaming.
How to Use
Drag and drop a file (or click to browse), select which hash algorithms to calculate, and get results instantly. To verify a download, paste the expected hash and the tool will show a checkmark or cross. Use batch mode to hash multiple files at once.
Features
- 5 hash algorithms – MD5, SHA-1, SHA-256, SHA-512, and SHA-3 with option to calculate all at once
- Large file support – Handles files up to 2GB using chunked streaming with progress bar and speed indicator
- Hash verification – Paste an expected hash to instantly verify file integrity with visual pass/fail
- Batch mode – Hash multiple files simultaneously
- Format options – Output in lowercase, uppercase, or colon-separated format
- 100% client-side – Files never leave your browser for complete privacy
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