Random numeric PINs for lock screens and numeric-only codes

Random PIN generator

Digits only (0–9). Shorter PINs are easier to guess—use the longest length your system allows, and prefer full passcodes or passwords when the device supports them. For alphanumeric secrets use the main generator.

Strong

Password Strength Settings

Character Types (More = Stronger)

Advanced Options

PIN safety

Prefer longer PINs

Four-digit PINs have only 10,000 possibilities—fine for some cards with lockout rules, weak for many phone unlock scenarios. Use 6+ digits when supported, or switch to a passphrase/password. Test memorability with our passphrase generator.

Character Variety

Using a mix of uppercase, lowercase, numbers, and symbols dramatically increases password strength. Each character type expands the possible combinations hackers must try.

  • Lowercase only: 26 possible characters per position
  • Mixed case: 52 possible characters per position
  • All types: 95+ possible characters per position

True Randomness

Human-created passwords follow predictable patterns. Our strong password generator uses cryptographically secure pseudo-random number generation (CSPRNG) to create truly unpredictable passwords that cannot be guessed.

Tips for Maximum Password Strength

Use Unique Passwords

Never reuse passwords across different accounts. If one is compromised, others remain safe.

Use a Password Manager

Store your strong passwords securely. You only need to remember one master password.

Enable 2FA

Add two-factor authentication wherever possible for an extra layer of security.

Change After Breaches

Immediately change passwords for any accounts involved in data breaches.

Password History

Your passwords are stored locally in your browser only