Instructions on how to reskin and export to iOS and Android.
Open Buildbox project. (2.3.3)
Replace current sprites with your own.
Change the Bundle ID and other important settings as you like.
Build and export project.
BUILD ANDROID APK:
Open Android Studio and generated signed or debug apk instantly.
BUILD iOS APP:
Open Xcode and build the app and follow instructions in the link : https://www.buildbox.com/guide...
You can also change the colours of the sprites used for tiles, backgrounds and the player in the respective source folder.
Rebuild project in eclipse (Android) or Xcode (iOS)