This project is written by Swift 5.0 and requires Xcode 10+.

1. Open the TimerS.xcodeproj in Xcode 10+
2. Build and run

• Run Background

TimerS does not have background process. If you terminate the process or even shutdown the device, Timers still counts time correctly. TimerS records users' operations in UserDefaults, it compares the current time and start time to calculate displayed time when you are using.

• Customed UIPickView

Customed UIPickerView displays hours, minutes and seconds. When set timer to 0:

• Autolayout & Universal

Build interface by AutoLayout and Storyboard. Support universal devices and split view on iPad:

TimerS is released under the MIT license. See LICENSE for details