I did the same, but unfortunately iOS 13 added a lot of APIs that are indispensable for modern iOS development. My own apps are supporting iOS 9.3 though, it’s

I did the same, but unfortunately iOS 13 added a lot of APIs that are indispensable for modern iOS development. My own apps are supporting iOS 9.3 though, it’s a good feeling giving people the option to dedicate their obsolete devices to just one function, forever.