MD5 Hash Calculator

• Free online MD5 hash tool that hashes text and offers 32-bit/16-bit output in uppercase or lowercase
• Supports adding a salt for stronger hashing, and optional auto-compute to update results live as you type
• Shows computation time and the salt used, with one-click copy — everything runs locally in your browser

1. Open the tool page — no download or installation needed
2. Paste or type your content and pick an output format (32-bit lower/upper, 16-bit lower/upper)
3. For extra security, enable "Add Salt" and enter a salt (left blank, one is generated); enable "Auto-compute" for live preview
4. Click "Compute MD5" to get the result, then "Copy" to grab it; click "Reset" to clear everything

• This tool is completely free and requires no sign-up
• All computation happens locally in your browser — your data never leaves your device

Free online MD5 encryption tool, supports text MD5 hash calculation, provides 32-bit/16-bit case-sensitive output formats, supports salt encryption and auto-calculation. Suitable for password encryption, data verification and other scenarios.

Open the tool page — no download or installation needed Paste or type your content and pick an output format (32-bit lower/upper, 16-bit lower/upper) For extra security, enable "Add Salt" and enter a salt (left blank, one is generated); enable "Auto-compute" for live preview Click "Compute MD5" to get the result, then "Copy" to grab it; click "Reset" to clear everything

This tool is completely free and requires no sign-up All computation happens locally in your browser — your data never leaves your device

Yes, MD5 Hash Calculator is completely free. No download or installation required — it runs right in your browser.