The 01 Dart Out app is an interactive out chart designed to help301, 501 and 701 players find the best approach to go out.Configurable options allow you to choose out charts for single outor double out scenarios, and allow you to specify whether singlebulls are worth 50 or 25 points. Simply type in the number ofpoints remaining and the app will tell you what to hit with each ofyour 3 darts to achieve victory!