Splitwise is a cost-free application designed to help friends and roommates keep track of their shared bills and expenses, ensuring that everyone is accurately reimbursed. Whether you’re organizing group outings, managing household costs, or splitting rent, Splitwise simplifies the process of dividing and tracking payments. Available on the web, as well as on iPhone and Android devices, it provides a user-friendly interface that makes it easy to manage and settle up with your friends or housemates.