Micro habits: Self-Improvement app - Super charge your self-improvement journey with Micro habits
Cold Turkey - Cold Turkey is a free productivity program that you can use to temporarily block distractions so that you can get your work done!
2 Minute Habits - Productivity app helps overcome procrastination in 2 minutes
Stay Focused - More suitable with Google Chrome, this service enables you ensure you do not waste precious time on updating Facebook status or chatting with people.
Habit Tracker OS - Take control of your habits and start achieving your goals
Freedom.to - Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.