Generate cryptographically secure passwords with customizable length, character types, strength meter, and bulk generation — all private in your browser.
Also searched as: password generator · strong password generator · random password · secure password generator online
Uses your browser's built-in cryptographically secure random number generator (crypto.getRandomValues) — the same technology used by password managers. Never Math.random().
Step-by-step guide to get the most from this tool
Drag the length slider and choose uppercase, lowercase, numbers, and symbols.
Optionally exclude ambiguous or similar-looking characters.
Click Regenerate until satisfied, then copy the password to your manager.
Use Generate 10 passwords when you need multiple unique passwords at once.
What makes this tool stand out
crypto.getRandomValues — the same CSPRNG password managers use. Never Math.random().
Adjust length from 8 to 128 characters.
Visual 4-level strength indicator.
Skip ambiguous or similar characters.
Create 10 passwords in one click.
Passwords never leave your browser.
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Quick answers to common questions
Uses your browser's built-in cryptographically secure random number generator (crypto.getRandomValues) — the same technology used by password managers. Never Math.random().
Use at least 16 characters with all four character types for most accounts. Longer passwords resist brute-force attacks better.
No. Generation happens entirely in your browser. Passwords are never uploaded to any server.
It removes easily confused characters like 0, O, l, and 1 — helpful when passwords are read aloud or typed by hand.
Yes. Click Generate 10 passwords to create a batch, each with its own copy button.
Strength considers password length, character variety (upper, lower, numbers, symbols), and the size of the character pool you selected.
Processing runs in your browser. Your inputs are not sent to our servers.