If you have any questions that are beyond the scope of this help file, please feel free to email via my user page contact form here. Thanks so much!
If you want to re-skin the app,you will need to go in html5 build\images directory and just replace images!
Here is few easy lessons with construct 2.
To export on mobile platform`s you will need construct 2 app and IntelXDK or CooconJs account
As I said at the beginning, I'd be glad to help you if you have any questions relating to this app. No guarantees, but I'll do my best to assist. If you have a more general question relating to the themes on Codecanyon, you might consider visiting the forums and asking your question in the "Item Discussion" section.