Money Flow Tracker is a free Android application that allows you to track your expenses, income and shared expenses. Its simple and easy-to-use interface makes it effortless to split expenses between friends and calculate the amount shared by each person and how much needs to be returned. This app is an excellent choice for roommates who want to split expenses and manage their finances together.

One of the app's best features is the ability to track all of your expenses, including shared expenses. It also offers an easy way to split bills between friends, with a clear breakdown of how much each person owes. The repeating expenses feature saves time by allowing you to quickly add recurring expenses. The app works offline and all data is stored on your device, ensuring your privacy and security.