Create strong, secure passwords with customizable length and character types. Quick presets for alphanumeric and ultra-strong passwords.
SecurityPassword strength is estimated based on length, character variety, and common pattern detection. The entropy calculation assumes random character selection. Real-world security depends on how the password is generated, stored, and used.
This tool runs entirely in your browser. No password, data, or input is ever sent to any server — everything stays on your device. While we follow security best practices, we recommend using unique passwords for each service and considering a dedicated password manager for added security.
Check password security with a visual strength meter.
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