Of course I smell "fee" lurking around somewhere:
"With GoToMyPC installed on your computer and the GoToMyPC app downloaded on your iOS® device, you're ready to connect on the go.
GETTING STARTED IS EASY
1) Download the GoToMyPC app from the App Store.
2) Make sure you have GoToMyPC installed on the Mac or PC you want to access. (Visit www.gotomypc.com for free 30-day trial).
3) Tap the GoToMyPC app from your iPad or iPhone to access your computer."