Summary written by the developer for VGG Rob is a robot. A robot with expanding neck. How high you can expand Rob's neck? Be the best! Tap to expand. That's all... Avoid flying obstacles, but if you collect a coin, you gain bonus. If Rob touches a bubble, it protects Rob's head for seconds against hits. Rob the Expanding Robot developed by Janos Varadi. The app isnt send statistics or collects data. Uses only Google Ads.