Mathway - Mathway is a freemium math solving app that helps you find the solutions to any math problem you can imagine.
Helpiyo - Get help when you need it. Help others when you can.
Photomath - Photomath is a mobile app that will give you the ability to test your equations through a simple calculator interface that will fully explain the solution in a step-by-step fashion. Read more about Photomath.
Volley - A friendly place for helping others
PhotoStudy - Stuck on a Math or Science Problem? Get Help From an Expert Tutor in Seconds!
awesome - A dynamic window manager for the X Window System developed in the C and Lua programming languages.