Password Strength Checker

Instantly check how secure your password is and get tips to improve it.

Strength: Enter a password

Requirements

  • At least 8 characters
  • Uppercase letters (A-Z)
  • Lowercase letters (a-z)
  • At least one number (0-9)
  • Special characters (!@#$%^&*)

Time To Crack

---

(Estimated for a standard brute-force attack)

Security Best Practices

Use a Password Manager

Avoid memorizing complex passwords. Use tools like Bitwarden or 1Password to store them securely.

Enable 2FA

Two-factor authentication adds an extra layer of security, even if someone knows your password.

Change If Breached

Regularly check sites like HaveIBeenPwned and change your password immediately if your data is exposed.

How to Use Password Checker?

  1. Type Password: Enter your password in the input field. The characters are hidden by default.
  2. View Strength: Watch the strength bar change colors (Red -> Green) as you type.
  3. Check Requirements: Ensure all checklist items (Length, Uppercase, Numbers, etc.) turn green.
  4. Estimate Time: See how long it would hypothetically take a computer to crack your password.

Privacy First

Your password never leaves your browser. All calculations are performed locally in JavaScript. We do not store or transmit your data.

Frequently Asked Questions

Length is the most important factor. A strong password should be at least 12 characters long and include a mix of uppercase letters, lowercase letters, numbers, and symbols.
It is an estimation based on standard brute-force capabilities of modern computers. Real-world cracking can be faster using dictionary attacks or massive GPU clusters.
No. Avoid dictionary words, names, or birthdates. Passphrases like "Correct!Horse@Battery$Staple" are good because they are long but easy to remember.