Create strong, secure passwords
Character Composition
Include Characters
Inputs
Result
Strength score: +1 (length >= 8) + 1 (>= 12) + 1 (>= 16) + 1 (upper and lower) + 1 (numbers) + 1 (symbols) = 6. Score 5-6 = Strong. Character pool: 26 uppercase + 26 lowercase + 10 digits + 26 symbols = 88 characters.
Inputs
Result
Strength score: +1 (length >= 8) + 0 (not >= 12) + 0 (not >= 16) + 0 (no upper+lower combo) + 0 (no numbers) + 0 (no symbols) = 1. Score 0-2 = Weak. Only 26 lowercase letters available, making it much easier to crack.
Strong passwords are at least 12 characters, include uppercase, lowercase, numbers, and symbols. Longer is always better - each additional character exponentially increases security.
Yes! Password managers help you create and store unique, strong passwords for every account securely. Popular options include Bitwarden, 1Password, and LastPass.
Characters like 0/O, 1/l/I that look similar and can cause confusion when typing passwords manually. Exclude them if you need to type passwords often.
Minimum 12 characters for most accounts. 16+ characters for important accounts like email, banking, and password managers. Some experts recommend 20+ characters.
Generators and converters
Last Updated: Feb 12, 2026
This calculator is provided for informational and educational purposes only. Results are estimates and should not be considered professional financial, medical, legal, or other advice. Always consult a qualified professional before making important decisions. UseCalcPro is not responsible for any actions taken based on calculator results.