It’s a Cloud storage client system like dropbox, I made the iOS client using iOS native libraries. It requires to have a little data cache on the device of the files that was managed using a simple CoreData Design, and also it has to have bookmarks files, that application maintains always downloaded to the last version.
This project is a game for children: in this case my work involved converting the iOS version, programmed in cocos2D-iPhone, to Android using cocos2D-x. This required transforming the entire obj-C a C++ code and adding certain utilities in order to adapt the project to the different android resolutions without difficulty.