Everyday - Take a photo of yourself everyday.
Capsicum by Illuminated Bits - Plan your day. Track your habits. Tell your story.
Habitify - The easiest way to keep track of your habits
Task List - Personal task manager and to-do list app for iPhone and iPad
Habit List - Create good habits and break bad ones with the app that keeps you focused.
Rest Your Eyes - Prevent eyestrain caused by screens with the 20-20 rule.