Arduino Control allows you to operate your Arduino over the internet using an ethernet shield.
The required sketch can be created using the app and is available via iTunes with the correct settings from the app.
☞ This version is limited to controlling digital port 7.
☞ The full version is now MEGA and iPad compatible
Sketch choice for Arduino software version (1.0)
With Family Sharing set up, up to six family members can use this app.