This app can count the scores and tell you the serve side and who is the server in Volley game.
At first, select the first serve team. The app will highlight the server. If the opposing team get one point, press the Up button to add one point on it. if your team get one point, press Down button instead. If the team on other side get one point, the server needs to change to next. The number indicates who is the next server on each team.
Volley game match point can be 25, 15 or 21. You can go to the app setting in your mobile to select final match point you like.
If you press the wrong key to add the point of the team, press Up or Down key twice quickly. The game will backward one point. if you want to exit the game, press Back key twice to quit the app.
Please send me your comment to firstname.lastname@example.org or support at https://paypal.me/taiwt/ if you like this. Thank you.