EssentialPIM - EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.

LogicLike - Improve logical thinking through engaging brain games

Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.

EnderMetrics - EnderMetrics is a Learning Analytics platform that optimizes children learning through mobile apps.

Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.

Uberchord Guitar - Get better on your guitar. Fast.