The generator uses a cryptographically secure random number generator on the server side to build a password based on your chosen options. The result is then shown in your browser.
No. Generated passwords are not stored in logs or databases. They exist only in memory while you see them on the page.
Yes. You can choose password length, security level or explicitly select character types: lowercase, uppercase, digits and special characters.
The generator is designed with security in mind, but you should always follow best practices: use unique passwords per service and enable two-factor authentication where possible.
The QR code is a convenient way to transfer a generated password to a mobile device without typing it by hand.