Apple today has officially stopped signing iOS 13.3 and iPadOS 13.3. This means that users can no longer downgrade from iOS 13.3.1 to iOS 13.3. iOS 13.3.1 was released last month with improvements to Screen Time and the Mail app.
I wrote SwitchGlass and Front and Center to satisfy my own needs. I run both apps all day, every day on my Mac. I’ve been a professional programmer for almost 25 years, but until this year, I’d never written anything for my favorite platform.