Password Generator

Generate strong, random passwords with customizable length and character sets. Create secure passwords that meet any requirements.

100% client-side No signup Free forever
Generate a password

Generate Multiple Passwords

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Password Strength Tips

  • Use at least 12 characters for better security
  • Include a mix of uppercase, lowercase, numbers, and symbols
  • Avoid using personal information
  • Use a unique password for each account
  • Consider using a password manager
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How to Use Password Generator

How to Use the Password Generator

  1. Set password length: Use the slider or input to select your desired length (12-128 characters). We recommend at least 16 characters.
  2. Select character types: Choose which types to include:
    • Uppercase letters (A-Z)
    • Lowercase letters (a-z)
    • Numbers (0-9)
    • Symbols (!@#$%^&* etc.)
  3. Optional settings: Exclude similar characters (0/O, 1/l/I) for readability.
  4. Generate: Click Generate to create a random password.
  5. Copy securely: Use the copy button to copy without displaying the password.
  6. Generate more: Generate multiple passwords to choose from.

Password Strength Indicator

Our generator shows a strength meter based on length, character variety, and entropy. Aim for "Very Strong" passwords for sensitive accounts like banking and email.

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Features

  • Customizable password length (4-128 characters)
  • Include/exclude uppercase letters
  • Include/exclude lowercase letters
  • Include/exclude numbers
  • Include/exclude symbols
  • Exclude similar characters option (0/O, 1/l/I)
  • Exclude ambiguous characters option
  • Generate multiple passwords at once
  • Password strength indicator
  • One-click secure copy
  • No passwords stored on servers
  • Works offline for privacy
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About Password Generator

Weak passwords are the leading cause of security breaches. Human-chosen passwords follow predictable patterns that attackers exploit. Our generator creates truly random passwords that resist brute-force and dictionary attacks.

Password Strength Factors

Strong passwords combine several characteristics:

  • Length: Each additional character exponentially increases combinations
  • Character variety: Mixed case, numbers, and symbols multiply possibilities
  • Randomness: No patterns, words, or personal information
  • Uniqueness: Different password for every account

Customization Options

Generate passwords meeting any requirements: minimum length specifications, required character types (uppercase, lowercase, numbers, symbols), exclusion of ambiguous characters (0/O, 1/l/I), and avoidance of similar consecutive characters.

Understanding Password Entropy

A 12-character password with mixed characters has approximately 72 bits of entropy—it would take billions of years to crack with current technology. The generator shows entropy calculations so you can make informed security decisions.

Password Management

Random passwords are impossible to memorize. Use a password manager to store generated passwords securely. Most browsers include password managers, or use dedicated apps like 1Password, Bitwarden, or LastPass for cross-device access.

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Frequently Asked Questions

How long should a secure password be?
Security experts recommend passwords of at least 12-16 characters for standard accounts and 20+ characters for high-security accounts. Our generator supports up to 128 characters. Longer passwords are exponentially harder to crack - a 16-character password with mixed characters would take billions of years to brute force.
What makes a password strong?
A strong password combines length (12+ characters), complexity (uppercase, lowercase, numbers, symbols), and randomness (no dictionary words or patterns). Our generator creates truly random passwords using cryptographic algorithms, avoiding the predictable patterns humans unconsciously create.
Should I include special characters in my password?
Yes, special characters (!@#$%^&*) significantly increase password strength by expanding the character set from 62 (letters+numbers) to 94+ possibilities per character. However, some systems restrict which symbols are allowed - our generator lets you customize which special characters to include.
How do I remember complex generated passwords?
Don't try to memorize random passwords. Instead, use a password manager (like Bitwarden, 1Password, or KeePass) to securely store them. You only need to remember one master password. Our generator creates passwords that you copy directly into your password manager.
Are the generated passwords stored or logged?
No. All password generation happens entirely in your browser using client-side JavaScript. No passwords are ever sent to our servers, stored, or logged. You can verify this by disconnecting from the internet - the generator continues to work offline.
How often should I change my passwords?
Current security guidance recommends changing passwords only when there's evidence of compromise, not on a regular schedule. Forced frequent changes lead to weaker passwords. Use unique, strong passwords for each account and enable two-factor authentication where possible.