TickTick - TickTickis a cross-platform to-do list app & task manager helps you to get all things done and make life well organized.
Everyday - Take a photo of yourself everyday.
Habitify - The easiest way to keep track of your habits
Kin Habits - Build healthy habits with friends
Habio - Habio allows you to dive into the very nature of your habits through psychological exercises, CBT-based reflection journal and timely reminders adjusting to lifestyle goals.
Timecap - Limit the time you waste