App Name: Azha [iOS To do List App]

Cost: Free

Developer: Azha, Inc.

App Market: Download Page

Description:

Azha is a social to-do list and calendar app. You can make task lists, add friends and see their lists, instant message, and send tasks to others. Azha also has profile pages and productivity trackers – Achievement Charts, Productivity Pies, Kick Counters, and a Task Tower.