It's a game timer. Recently re-written in <a href="https://developer.apple.com/xcode/swiftui/" target="_blank">SwiftUI</a>. Here's the App Store description: It's your turn! Tap and play! Board game lovers, it's time to stop searching the junk drawer for that old unreliable hourglass. Start your game with a quick tap using Your Turn. Tap anywhere to start your time, so you can stay focused on the game. • Simple, gesture-based actions keep the focus on your game, not the app • Large countdown text for glanceability • Customizable colors to match your gaming ambiance • Countdown sounds for eyes-free timing • No-keyboard countdown time editing Happy gaming!