The list of to-do list apps on the market is endless. Both major app stores are crammed full of task management software that claims to solve your to-do list woes. For first-timers, there’s a healthy selection to choose from. But for those who have a habit of switching to-do apps, the problem only adds complexity. Switching to-do list apps on a whim has become a routine for many, and that’s not good for our productivity.