Nifty - Manage projects, work, and communications in one place.
Mustbin - Everything in one place. Whenever you need it.
UnderPinned - One app to manage your projects from start to finish.
Cervino - One app for everything you do
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Textto - Text from your computer for free