Troco Certo is a free Android application, designed to help you avoid making mistakes when returning change. The app provides you with the exact amount of banknotes and coins you need to give back to your customers.

Created for educational purposes during the programming discipline for Mobile - Android, Troco Certo comes with an easy-to-use interface and a simple layout. The app is designed to calculate the perfect change quickly and accurately.

With Troco Certo, you can stop worrying about making mistakes when returning change. The app provides you with the exact amount of banknotes and coins you need to give back to your customers. The app is perfect for anyone who handles money and wants to avoid making mistakes.

Overall, Troco Certo is a simple, yet effective app that can save you time and money. It is ideal for anyone who wants to provide excellent customer service and avoid making mistakes when returning change.