Almost Perfect

Seamless syncing, fluid interface, logical organization, and a development team with a strong attention to detail.
The only thing that would make this more complete woud be a full-screen expanded calendar view, where one can view the tasks for that day as full names. The current calendar allows for rapid searching, but not a very helpful, quick-look overview.
However, having tried most of the To-Do apps in the app store (Things, Wunderlist, iProcrastinate, Clear, and Todoist), this program takes the crown as being as versitile, complex, or simple as the user wants. Simplicity with functionality.

Yoda954 about 2Do, v2.1