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Password Generator & Checker

Generate secure passwords and evaluate their strength in real-time.


Strength Score
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Key Features

  • 100% Local Processing: Passwords are generated securely in your browser and never sent to any external server.
  • Real-time Strength Check: Evaluates password security on a 5-level scale and suggests improvements in real-time.
  • Flexible Customization: Combine uppercase, lowercase, numbers, and symbols to generate passwords of your desired length.
  • One-Click Copy: Safely copy generated passwords to your clipboard with a single click.
  • NG Word Check: Automatically detects easily guessable words in the selected language (e.g., "password", "qwerty") to enhance your security.
  • Exclude Similar Characters: Option to exclude visually confusing characters from generation, such as "1" (number one) and "l" (lowercase L), or "O" (uppercase O) and "0" (number zero).
  • Multiple Generation Modes: In addition to standard passwords, generate memorable "Passphrases" and numeric "PINs".
  • History & Auto-Save: Temporarily stores your recent generation history and automatically saves your settings in your browser.