Focus포커스 is a free Android app developed by TheB that helps users improve their concentration and productivity. The app allows users to set a specific amount of time to focus on studying or work. It also tracks the daily and weekly progress of the user's concentration time, providing a clear overview of their productivity and self-improvement.

In addition, Focus포커스 offers a feature where users can input their own quotes or read quotes from famous figures to help them regain focus when their concentration is disrupted. With its user-friendly interface and helpful features, Focus포커스 is an excellent tool for anyone looking to enhance their productivity and self-discipline.