A Splitwise remake Backend made with Spring Boot and Neo4j as a database Frontend made with Android Studio (Kotlin) Functionality: logging in and registering adding a new group adding users to a group (while creating a new group) displaying groups of a logged-in user displaying all transactions in a group displaying transaction details adding users to a transaction filtering transactions by category filtering the summary by category displaying a summary view displaying expenses and owes as a graph Authors: Szczepan Rzeszutek Karol Sewiło Mateusz Marczyk Maciek Sieniek