Yeah, there are a lot of annoying sites like that. Your site is cool, it's streamlined and has a easy to remember name and you made it (with a little help) which is great.
It's hard to find, but here are two other generator sites that are free and nice to use.
It's hard to find, but here are two other generator sites that are free and nice to use.
https://qr.grid.ws/ only has a text box and a download button
https://qrcode.antfu.me/ has a lot of options