Habitica - Habitica is a free habit building and productivity application.
Habits by Reclaim.ai - Auto-block time on your calendar for all your routines
Loop Habit Tracker - Loop Habit Tracker (AKA uhabits) helps to create and maintain good habits in order to achieve their...
Kin Habits - Build healthy habits with friends
Coach.me - Coach.me is a coach that goes everywhere with you, helping you achieve any goal, change any habit, or build any expertise.
Habit List - Create good habits and break bad ones with the app that keeps you focused.