FocusCommit - Pomodoro Timer

The Pomodoro Technique can help you power through distractions, hyper-focus, and get things done in short bursts, while taking frequent breaks to come up for air and relax. 

Best of all, its easy. And its even easier with this app : FocusCommit - Be Focused with Pomodoro timer and Personal Kanban lets you get things done by breaking up individual tasks among discrete intervals, separated by short breaks.

It’s a surprisingly effective way to retain motivation and focus After an interval, you will have a short break, and after 4 intervals, you will have a long break. All interval, long break, short break duration can be customize to meet your need.