What iOS version is required to use the Time Timer App? March 23, 2024 19:13 Updated Your iPhone must be an iPhone 8 model or newer and be running iOS 16 or newer to download and use the Time Timer App. Related articles How to set a repeating Timer. How to set a repeating timer. How do I prevent my device from falling asleep while Timers are running? How to create a Timer. Redeeming Free Year of Premium Time Timer App with Purchase of Time Timer Product