The best ai cool text generator for making fancy fonts

Hi everyone,

Been seeing people use those fancy or stylish fonts in social media posts, usernames, and bios, and it looks pretty cool. Not really sure what tool they’re using or how it actually works. Someone mentioned something called a “cool text generator,” but I don’t fully understand what that means.

Looking for a simple explanation of what a cool text generator is and how to use one. Also wondering if it’s safe to use and whether it works on all devices like Windows or Mac.

Any recommendations or tips would be appreciated. Thanks!