Tennis Umpire App is an Android application developed by Maxal Labs, designed to help tennis players keep track of their scores, and collect match statistics for coaches and parents. The app offers tennis scorekeeping functionality, match statistics, and live score updates on the web, so your friends, family, and coach can follow your game in real-time.

The app offers tournament support, where players can track multiple courts and live tournament pages on the web. For tennis players, the app offers the ability to keep match scores, history of matches, opponents list, custom scoring rules, and notifications for switching sides. The app also allows players to invite others to follow their game and enter scores.

For coaches and parents, the app provides match statistics, such as forehand/backhand, strokes, misses, rally length, and charts. The app also offers an API to extract raw data for further analysis. The app requests permission to read contacts to choose players, but users can manually enter player information if they prefer.

Overall, Tennis Umpire App is a complete scorekeeping solution for tennis enthusiasts, offering a wide range of features to help players and coaches improve their game.