Mac App Store

Mac App Store is the simplest way to find and download apps for your Mac.

To download Task13 from the Mac App Store, you need a Mac with OS X 10.6.6 or later. Learn More.


By Line Thirteen

Open the Mac App Store to buy and download apps.


Hierarchical task management software.

Assign tasks, and then assign subtasks to each task.

Includes support for categories.

Optionally obscure other apps from view with an opaque background.


Screenshot 1
Screenshot 2
Screenshot 3
View in Mac App Store
  • USD 0.99
  • Category: Productivity
  • Released:
  • Version: 1.0
  • Size: 0.3 MB
  • Language: English
  • Developer:

Compatibility: OS X 10.6.6 or later

Customer Ratings

We have not received enough ratings to display an average for the current version of this application.