Catch - Catch is the easiest way to use ShowRSS on OS X. It'll take care of everything.
Streaks - The to-do list that helps you form good habits.
Perkbox - Hundreds of perks for employees
Taskful - Deadlines, meet your match.
Perk Generator by Cherry - The 100+ employee benefits offered today. On shuffle mode.
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.