frame -water- 对比 Trace Draw 的使用情况和统计数据

Users of this app may choose images from the Photos app. Using an image is optional. The main features of the app are drawing using an Apple Pencil using multiple layers. There are tools for color selection, line thickness, fill, selection, renaming, editing curves, editing layers, and reordering layers. There is also a tool to assist the user in finding a misplaced Apple Pencil using Bluetooth.