DeveloperLocal processing
Hash Calculator
Compute MD5, SHA1, SHA256 hashes for text or files
Input Text
Or upload a file to hash
All algorithms computed simultaneously for files
Hash Results
MD5
5d41402abc4b2a76b9719d911017c592
SHA-1
aaf4c61ddcc5e8a2dabede0f3b482cd9aea9434d
SHA-256
2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824
SHA-384
59e1748777448c69de6b800d7a33bbfb9ff1b463e44354c3553bcdb9c666fa90125a3c79f90397bdf5f6a13de828684f
SHA-512
9b71d224bd62f3785d96d46ad3ea3d73319bfbc2890caadae2dff72519673ca72323c3d99ba5c11d7c7acc6e14b8c5da0c4663475c2e5c3adef46f73bcdec043
About This Tool
Hash Calculator is a free online tool. MD5/SHA hash calculator All processing runs locally in your browser — files are never uploaded to any server, keeping your data private.
Use Cases
- Format JSON, YAML, TOML, SQL, and XML for API debugging
- Encoding, hashing, JWT decode, AES crypto, and security tasks
- Regex, JSONPath, IP, Cron, and other developer utilities
- Run locally — configs and secrets never leave your device
How to Use
- Step 1
Enter text or upload a file
- Step 2
Select hash algorithm
- Step 3
Hashes computed automatically
- Step 4
One-click copy of hash results
Frequently Asked Questions
- Is Hash Calculator free?
- Yes, completely free with no registration required and no usage limits.
- Are my files uploaded to a server?
- No. Hash Calculator processes everything locally in your browser. Your data never leaves your device or gets uploaded to any server.
- Which browsers are supported?
- Chrome, Firefox, Safari, Edge, and other modern browsers. We recommend using the latest version for the best experience.
- How do I use Hash Calculator?
- 1. Enter text or upload a file 2. Select hash algorithm 3. Hashes computed automatically 4. One-click copy of hash results