Better Notes - Simple notes app that ties notes together with #hashtags
Streaks - The to-do list that helps you form good habits.
Whimsical - The visual workspace for teams.
Taskful - Deadlines, meet your match.
Great F*cking Startup Advice - Strongly worded suggestions for startup founders
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.