Sorted is a minimalistic, yet awesomely powerful day planner for the productivity obsessed.
TickTick is a simple and effective to-do list and task manager app which helps you make schedule, manage time, remind about deadlines and organize life at work, home and everywhere else.
With iOS URL Scheme, certain commands can be sent from third-party apps to TickTick and you can build your own workflow through URLs.
Task List is a personal Task manager and To-Do List App for iPhone and iPad that helps to be more productive.
Easily create and manage Your Tasks, To-Do Lists, Notes, Events in one App. Set reminders for Events and browse Tasks in Calendar. Use it offline and online and Sync between iPhone and iPad.
Free Download Task List on the App Store.