Productivity Scientific GTD Timer
Productivity Scientific GTD Timer is flexible and powerful but easy to use software countdown timer focused on GTD (Getting Things Done) approach. This software has built-in support of GTD 2-minute rule, Pomodoro technique and allows to create any number of customizable presets to run timer with one click for each situation you can imagine. Keep yourself motivated, work under time pressure and implement time-budgeting to achieve your goals.