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MD5, SHA-1, SHA-256, SHA-512 Hash Generator

Type text to instantly get its MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes. Useful to check data integrity or generate identifiers. Computed in your browser.

How does it work?

  1. Type or paste your data.
  2. The result appears instantly.
  3. Copy or download the result.

Why use Hash Generator?

  • ✓ 100% free, no limits, no watermark
  • ✓ No sign-up, no install
  • 🔒 Files processed locally: full privacy
  • 📱 Works on desktop, tablet and mobile

Frequently asked questions

Can the text be recovered from the hash?

No, a hash function is one-way.

Is MD5 safe for passwords?

No, MD5 and SHA-1 are obsolete for security. Use at least SHA-256, and bcrypt or Argon2 for passwords.

Can the text be recovered from the hash?

No, hashing is one-way; only very short or common texts can be guessed.

Is the calculation local?

Yes, it uses your browser's cryptographic API.

Is this tool really free?

Yes, 100% free, with no sign-up, no watermark and no usage limit.

Are my files safe?

Yes. Processing happens directly in your browser: your files are never uploaded to a server or stored.

When to use it

A hash (fingerprint) verifies that a file or text has not changed, compares two values without revealing them, checks a download's integrity or generates a unique identifier for development.

Our tips

  • 💡 Use SHA-256 or above — MD5 and SHA-1 are no longer secure.
  • 💡 To store passwords, use bcrypt or Argon2, never a plain hash.
  • 💡 The slightest change (one space) produces a completely different hash.