1. Download and install the App
2. Dowload and print the AR marker from: http://signalred.tv/thestronghold/
3. Place the marker on a horizontal surface, start game and focus camera of your device on the marker.
This is a tower-defence-type game with augmented reality (AR) technology.
Build your defence and protect your motherland from invasion !
The game produced as a part of promotional campaign for the very first ukrainian fantasy movie "The Stronghold Defence".