Pay Me Back 與 Track&Balance 使用情況與統計

This is a budgeting app designed for families and groups. Basic Features: 1. Inputted data is recorded on the in-app calendar, displaying when, who, and what was purchased. 2. Inputted data is visualized by pie charts monthly, allowing for understanding of trends. 3. Expense and income data can be categorized. 4. Users can create an unlimited number of custom categories. Subscription Features: 1. Users can create groups and share data among users through iCloud. 1.1 Group creation is free, with no limit on the number of groups that can be created. 1.2 Subscription is required only for groups with multiple participants who want to add new transactions. 1.3 Billing within a group with multiple participants is required for only one person in the group. It is not necessary for everyone to subscribe to use the paid features. 2. The "split bill" button allows adjustment of expense ratios among group members.