SHA256 Checksum Generator
Generate hashes for your files without uploading them anywhere. All processing happens locally in your browser for complete privacy.
Drag & drop your file here
or
Hash Results
SHA256 Hash:
Verify Hash
Paste the expected hash to compare with the generated hash:
Batch Hash Calculator
Generate checksums for multiple files at once.
Text Hash Generator
Calculate hashes for text strings and passwords.
Hash Comparison Tool
Compare multiple hash algorithms side by side.
Military-Grade Security
SHA256 is recognized as a cryptographically secure hashing algorithm, used by security professionals worldwide.
Lightning Fast Results
Our optimized implementation processes files quickly with minimal resource usage.
Complete Privacy
Files never leave your device. All hash calculations happen locally in your browser.
Hash Algorithm Comparison
Different hash algorithms offer varying levels of security and performance. SHA256 provides the optimal balance for most applications.
| Feature | MD5 | SHA1 | SHA256 | SHA512 |
|---|---|---|---|---|
| Hash Length | 128 bits | 160 bits | 256 bits | 512 bits |
| Collision Resistance | Low | Moderate | High | Very High |
| Speed | Very Fast | Fast | Good | Slower |
| Security | Broken | Vulnerable | Secure | Very Secure |
| Recommended Use | Non-security checks | Legacy systems | Most applications | High security needs |