Random
Password Generator
Uses crypto.getRandomValues — cryptographic randomness, not a regular lottery. Also measures strength in real time.
R Generate
C Copy
What does Password Generator?
A password generator that creates strong random passwords — with mixed characters or memorable diceware passphrases.
How to use Password Generator?
- Choose a mode: random password or passphrase (diceware).
- Set length and character types, or the number of words for a passphrase.
- Press R to generate, C to copy.
Key features
- Two modes: random characters and diceware word passphrase
- Visual strength meter with 7 levels
- Uses Web Crypto API for cryptographically secure randomness
Frequently asked questions
What is the difference between a random password and a passphrase?
A random password uses arbitrary characters and is hard to remember. A passphrase is a series of words — easier to remember and equally strong.
Are the passwords saved anywhere?
No. All passwords are generated in your browser only and never sent to any server.
Is this tool free?
Yes, this tool is completely free and requires no registration.
Is my data saved?
No. All calculations happen in your browser only — no data is sent to any server.