NBA

Safari works for me. Better than Edge or Firefox on a PC.

Make sure that you’re trying to sign into the right instance however. This is a common problem as all the instances have similar looking signin pages, but you can only get in through the instance where you set up your account. Just type in the url of your instance and then select login from the menu.

In terms of apps, Mlem for iPhone (and possibly iPad?) is improving by leaps and bounds in the past two weeks. Still very beta, and as far along as the Android one Jerboa, but functional to a significant extent. A new version should be coming out this weekend.