Check the security of your passwords with real-time analysis
ℹ️ Privacy Notice
Your password is never sent to any server. All analysis is done locally in your browser.
Free online password strength checker and analyzer. Test and evaluate the security of your passwords with real-time analysis, crack time estimation, and detailed security recommendations. Essential tool for improving account security, detecting weak passwords, and following cybersecurity best practices.
Our password strength tester analyzes passwords completely in your browser for maximum privacy - no data is ever sent to servers. Get instant feedback on password strength with detailed security checks including length analysis, character variety, pattern detection, and brute-force crack time estimation. Perfect for users wanting to improve their account security and developers implementing password validation.
Identify weak passwords before attackers do with detailed security analysis and vulnerability detection
Ensure your accounts are protected with strong passwords that resist brute-force and dictionary attacks
Learn and implement password security best practices with actionable improvement suggestions
Test password validation rules and requirements for applications and user registration systems