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.

https://qr.grid.ws/ only has a text box and a download button

https://qrcode.antfu.me/ has a lot of options