Structured - Structured is a visual day planner, which combines calendars and to-do lists into an easy-to-use interface.
Plan - Plan is a better way to organize.
FocusList - Daily planner & focus timer based on timeboxing and pomodoro
Any.DO - The #1 task management app used by over 11 million people globally, Any.do is your free mobile and online task manager for Android, iPhone, Web and more.
Amazing Marvin - Customizable personal productivity tool
TimeFerret - Be in control of your time, schedule with ease