AppViet Quản Lý Công Việc is a free task management app for Android developed by Ng Huy Hoang. With this app, users can organize their tasks and manage their time effectively. The app allows users to create tasks with multiple fields, including notes, sub-tasks, and attachments. Users can set multiple alarm modes to remind them of their tasks, including one-time alarms for non-repeating tasks and periodic alarms for repetitive tasks with three modes: daily, weekly, and monthly.

The app also offers integration with Google Calendar App, displaying events according to Gmail. Users can choose from four different job views - Schedule, Date, 3 Days, and Week - to view their tasks in the most general way. In addition, users can create personal labels to attach to their tasks, making it easier to classify and organize them. The app also offers a search feature that allows users to filter their tasks by time, job name, label, and completion status. With many charts and analysis features, the app provides insights into task completion rates and more. Finally, the app offers backup and restore features and many customizable settings, including language options and dark mode.