2Do lets you take a completely different approach to managing your tasks. With its extremely simple-to-use interface.

Awesome notes is a powerful text and voice note taking application with many great features.

Dynalist lets you organize your ideas and tasks in simple lists.

Goalton.com is a platform for goal and task management.

GTasks is a simple and efficient todo or task management app with Google synchronization.

Moo.do brings all of your tasks together into one consistent interface.

Any.do is a life management and productivity app.

Doit.im is a Cross-platform Best Online GTD Service, which can sync with Phones.

FCorp My Calendar is a free software to manage a diary, notes, schedules, birthdays, etc.

Google Tasks is the task list functionality provided by Google.

GTDNext is a task management app available online and works in Chrome, IE and Firefox.

Nirvana is a cloud-based task manager that isn’t just about doing more.