✨ Now with Optional Quantum Resistance Estimates

How Strong Is Your Password?

Test your password strength for free. Upgrade to see estimated crack times against quantum computing attacks. All checks run in your browser - we never see your password.

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Enter Your Password

🔮 Want to See Quantum Resistance Estimates?

Get detailed analysis of how your password holds up against theoretical quantum computing attacks using advanced algorithms. See estimated crack times for different quantum hardware scenarios.

Note: Quantum estimates are theoretical and educational only. We make no guarantee of accuracy in real-world scenarios.

How It Works

🔒 100% Private

Your password never leaves your browser. All analysis runs client-side using JavaScript.

🧮 Smart Analysis

Uses an open-source library to detect patterns, common passwords, and calculate entropy.

⚛️ Quantum Ready