Getting Started with PDFNet SDK on Android:
http://blog.pdftron.com/2013/08/09/getting-started-with-android/
Getting Started with PDFNet SDK on iOS:
http://blog.pdftron.com/2013/07/19/getting-started-on-ios/
Getting Started with PDFNet SDK on WinRT (Windows App Store):
http://www.pdftron.com/pdfnet/mobile/PDFWinRTDoc/Index.html
For extra documentation and ‘Getting Started’-s on other platforms (.NET/WPF, Java, C++, …), please refer to
http://www.pdftron.com/pdfnet/documentation.html