Quadrant 1 is the upper-right-hand box: tasks that you're passionate about and that make a meaningful difference to the company. These should be your priorities.

iPhone: For whatever reason, time tracking apps tend to be a bit awkward to use. Hours is an app that seeks to change that by making a time tracking app that only requires a tap to start working.

Griply is an all-in-one app that brings together your goals, habits, and tasks – making them easier to accomplish, and keep track of. It helps people turn big goals into daily actions. Top ...

With Subtask, Plectica is aiming to take on Trello and its ilk with a task-management toolset that promises something different.