Batch Checksum
Calculate file hashes in batch. 100% local — no files uploaded.
🔢
Drop files here
or click to select
All file types · 100% local
You use this tool often? Pro includes files up to 500 MB and priority processing.
What is Batch Checksum?
The batch checksum tool calculates cryptographic fingerprints for multiple files in a single operation. Ideal for verifying download integrity or comparing files.
How to use this tool?
Drag and drop your files, choose the algorithm (MD5, SHA-1, SHA-256, SHA-512), and hashes are calculated instantly. Copy or export results.
Benefits
- Multi-file calculation
- 4 algorithms available
- Native Web Crypto API
- CSV export
- 100% local
Frequently Asked Questions
- Which algorithms are available?
- MD5, SHA-1, SHA-256, and SHA-512, computed using your browser's Web Crypto API.
- Are files uploaded?
- No, all calculations happen locally in your browser. No data ever leaves your device.
- How many files can I process?
- As many as you want. Files are processed sequentially to preserve memory.
Similar Tools
File Hash Checker
Calculate and compare MD5, SHA-1, SHA-256, or SHA-512 file fingerprints. 100% in the browser. Verify your downloads.
Use →ZIP Compressor
Create ZIP archives from your files directly in the browser. Drag & drop, download. No files uploaded, 100% local.
Use →ZIP Extractor
Extract files from ZIP archives directly in your browser. Preview and download contents. 100% local, no files uploaded.
Use →What is Batch Checksum?
The batch checksum tool calculates cryptographic fingerprints for multiple files in a single operation. Ideal for verifying download integrity or comparing files.
How to use this tool?
Drag and drop your files, choose the algorithm (MD5, SHA-1, SHA-256, SHA-512), and hashes are calculated instantly. Copy or export results.
Benefits
- Multi-file calculation
- 4 algorithms available
- Native Web Crypto API
- CSV export
- 100% local
Frequently Asked Questions
- Which algorithms are available?
- MD5, SHA-1, SHA-256, and SHA-512, computed using your browser's Web Crypto API.
- Are files uploaded?
- No, all calculations happen locally in your browser. No data ever leaves your device.
- How many files can I process?
- As many as you want. Files are processed sequentially to preserve memory.
Similar Tools
File Hash Checker
Calculate and compare MD5, SHA-1, SHA-256, or SHA-512 file fingerprints. 100% in the browser. Verify your downloads.
Use →ZIP Compressor
Create ZIP archives from your files directly in the browser. Drag & drop, download. No files uploaded, 100% local.
Use →ZIP Extractor
Extract files from ZIP archives directly in your browser. Preview and download contents. 100% local, no files uploaded.
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