A free app for Android, by DevPampa.
If you want to schedule a match or a tournament, this is the app for you. It will allow you to do it with no extra effort, just choose the date and time you want, and it's done. That's it. The great thing is that you don't have to do anything else, you can just play and enjoy the sport, and when you're done, you can easily schedule your next match. So if you want to play basketball, just choose the date and time, and it's ready. The same goes for volleyball, handball, and futsal.