Hash Calculator – MD5, SHA-1, SHA-256, SHA-512

✓ Free Hash Calculator, MD5 SHA256 SHA512 & More

Calculate cryptographic hashes of text or files. Supports MD5, SHA-1, SHA-256, and SHA-512. 100% browser-based, your data never leaves your device.

🔐 Multiple Algorithms — Calculate MD5, SHA-1, SHA-256, and SHA-512 hashes simultaneously from a single input.
📝 Text Input — Type or paste text to generate hashes. Perfect for verifying text integrity.
📁 File Upload — Upload any file to calculate its hash. Great for verifying downloads.
🔒 Privacy First — Uses Web Crypto API (and spark-md5 for MD5) locally. Your data never leaves your browser.

Full guide, how-to & FAQ →

⚠️ JavaScript is required This tool runs entirely in your browser and needs JavaScript. Please enable JavaScript, or open this page in a modern browser with JavaScript support, to use all features.

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