Tool
Password Generator
Generate secure random passwords and passphrases locally in your browser.
Developer Tools
What this tool does
Create random passwords or word-based passphrases with estimated entropy feedback.
How to use
- Choose password or passphrase mode.
- Set length and character options.
- Generate and copy the result.
Examples
16-character password
Input: length=16, upper+lower+numbers+symbols
Output: Random 16-character string
Uses crypto.getRandomValues when available.
Common use cases
- Create account passwords
- Generate API test credentials
- Produce memorable passphrases
FAQ
Are passwords stored?
No. Generation runs locally and nothing is saved.
What is passphrase mode?
Random words joined with a separator for memorable high-entropy passwords.
Should I reuse passwords?
No. Use a unique password for each account and a password manager.
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Last reviewed: 2026-05-23