Apparently they’re working on an iOS version as well:

https://github.com/streetcomplete/StreetComplete/issues/5421

Absolutely! StreetComplete is incredibly easy to use and doesn’t require any knowledge about mapping or the inner workings of OpenStreetMap. At this point, it’s a very polished app with a great UI and many useful features.

Trusting tab-completion and pressing enter just a tiny bit too early, resulting in overwriting the work of at least four hours, because the files’ names started the same. That whilst trying to initiate a git repository to prevent that kind of mistake…

Xfce. It’s lightweight and looks great with a little bit of customisation. For me it’s the perfect balance between performance, usability and looks