ProductiveApp.io - Productive is a habit tracking application.
Everyday - Take a photo of yourself everyday.
Streaks - The to-do list that helps you form good habits.
Habitify - The easiest way to keep track of your habits
Strides - Track all your goals & habits in one place, with flexible reminders to hold yourself...
Habit List - Create good habits and break bad ones with the app that keeps you focused.