Marca Tento is an Android app developed by Aduílio Silva that helps users keep score while playing the popular Brazilian card game, Truco. The app is designed to maintain score even when it's closed, ensuring that players can pick up where they left off at any time.

The app's interface is simple and easy to use, making it an excellent choice for players of all ages and skill levels. With Marca Tento, users can quickly and easily keep track of their scores, allowing them to focus on the game itself. Overall, Marca Tento is a useful tool for anyone who enjoys playing Truco and wants to keep track of their scores in a hassle-free way.