Verify the integrity of your files by calculating their checksums. Drag and drop any file to instantly generate its hash using MD5, SHA-1, SHA-256, or SHA-512 algorithms. This is crucial for verifying that downloaded files have not been corrupted or tampered with. Our tool reads the file locally using the FileReader API. Even for large files, the data acts locally and is never uploaded to a server, saving bandwidth and ensuring privacy.
Privacy Protected
File Checksum Calculator
Calculate MD5, SHA-1, and SHA-256 hashes of any file to verify integrity.
Share Tool
Drag & drop a file here, or click to select
About File Checksum & Hash Calculator
1
Load File
Select the local file you want to generate a hash for.
2
Select Hash
Choose MD5, SHA-1, or SHA-256 as the verification method.
3
View Digest
See the generated fingerprint to confirm file integrity.
Key Features
Support Large Files
Processes files efficiently without uploading them.
Multiple Algorithms
Calculate MD5, SHA1, SHA256, and SHA512 simultaneously.
Verify Downloads
Compare hashes to verify file integrity.
100% Private
Your files never leave your computer.
Frequently Asked Questions
No. The file is read locally by your browser to calculate the hash.
Yes, but very large files (GBs) might take longer to process depending on your CPU speed.
It ensures the file you have is exactly the same, byte-for-byte, as the source, protecting against corruption or tampering.
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