You can now test the new FlowStone UDP iPad app for free with FlowStone:
This app allows you to use your iPad to send control data over the WiFi network to your PC and other devices, ideal for: education, home automation, robotics control, controlling music play lists, or FlowPaw etc.
There is an example file here:
(needs the latest Version- 3.05 Amber)
Here's a short demo video: