ArduinoWC - Arduino Web Control is meant for controlling Arduino Mega 2560 using WizNet W5100 or any other network module able to do http post to control pins and receive pin values. It's up to you how you use it. Key idea is to be able to control your Arduino elsewhere without port forwarding etc. It's using my server as proxy. Arduino side tutorial: Rate and give feedback!
The download of ArduinoWC is safe and secure. Nitramite is the developer of this application which can be found in the Tools category. The overall rating for the app is 5 on Google Play.