In/Out Tennis app for iPhone and iPad

4.2 ( 1472 ratings )

Sports
Developer: Gregoire Gentil

Free

Current version: 2018.06.07, last update: 4 years ago
First release : 20 Oct 2017
App size: 4.62 Mb

Tired of asking your tennis opponent: "are you really sure?" In/Out has the solution: install an In/Out device in seconds on any court and get line calling challenges like the pros.

This app is the Companion app of the In/Out device.