I wouldn’t even download apps you don’t feel comfortable with because the permissions they are granted are agreed-upon at the time of download and you are also boosting the download and usage metrics simply by installing it and opening it once.

It’s also extremely unlikely that an application such as X could ever be reported enough to have anything happen. I’m sure it’s on a manually approved list

To this very day, iOS dictation still inserts U2 instead of you two. I had to manually set a correction to get it to mostly stop