Password Generator
Generate strong, random passwords with custom length and character types. All generation happens in your browser — nothing is stored.
How to Use
- 1 Set the desired password length using the slider or number input (8–64 characters)
- 2 Select which character types to include: uppercase, lowercase, numbers, symbols
- 3 Click Generate to create a new secure password
- 4 Click Copy to copy the password to your clipboard
Use Cases
Generate unique strong passwords for each online account to prevent credential stuffing and reuse attacks.
Create temporary passwords for new user accounts, API keys, or system credentials.
Generate sample passwords for testing authentication systems and password strength validation logic.
FAQ
Security experts recommend at least 12 characters for general accounts and 16+ for sensitive ones. Longer passwords are exponentially harder to brute-force.
No. Passwords are generated entirely in your browser using the Web Crypto API and are never transmitted to any server.
A strong password is at least 12 characters long, uses a mix of uppercase, lowercase, numbers, and symbols, and is unique to each account.
Related Tools
A/B Test Calculator
Check if your A/B test results are statistically significant. Calculates p-value, Z-score, uplift, and statistical power. Free.
Open →A/B Test Sample Size Calculator
Calculate the sample size needed per variation for a statistically valid A/B test. Set confidence level, power, baseline rate and MDE. Free.
Open →ACOS Calculator
Calculate your Amazon ACOS, ROAS, and break-even ACOS instantly. Free tool for Amazon sellers to measure ad efficiency and profitability.
Open →