Nomie - Open-source mood and life tracking
Habitify - The easiest way to keep track of your habits
Bit : Habit Tracker - Bit : Habit Tracker is a digital habit tracking app that comes up with features to help you in keeping track of a large number of habits on the basis of their categories.
Momentum - Agile goal and performance management
Habitica - Habitica is a free habit building and productivity application.
everydayCheck - Get disciplined with a simple but beautiful, habit tracker