Timebox is Harvard's number one time management and productivity tool. You can manage your day by entering what you need to do every day and looking back. Function 1. Create and manage to-do by time - Manage repetitive tasks easily and comfortably 2. a day-ending retrospective 3. A wise saying that starts the day and inspires life 4. View and organize what to do at a glance through the time table 5. Notification function - Notification that takes time to plan your day at 7 o'clock when you