This an app for LEGO EV3 Geek Player!
If you can connect your iPhone and EV3 to the same WiFi Network,then you can use this App to view every Ports status on the EV3 Brick!
Demo Video:
http://v.youku.com/v_show/id_XNzQyODEyNDg0.html
Source Code:
https://github.com/songrotek/EV3PortViewer.git
Tutorials(Chinese):
http://blog.csdn.net/songrotek