Based upon the most popular Stopwatch for Windows Phone, Timer Pro! 8.8 provides millisecond accuracy for timing any activity. Updated for Windows Phone 8.1 the Timer Pro! app provides support for speech recognition as well as the updated Tile sizes.
Designed for Windows Phone 8.1, Timer Pro! 8.8 allows you to effortlessly switch between applications while ensuring timing is accurate. Resume existing timer sessions by simply clicking the application live tile again!