From creators of 100 Doors 2013. Over 40 MILLION people around the world play in Gipnetix's Doors Games. But you have NEVER SEEN the Doors like these BEFORE. 100 Doors: Aliens Space is epic sequel of the most popular free-to-play puzzle game - 100 Doors 2013. You will dive into robotic new world with the atmosphere of risk, excitement and pleasure. Enjoy turning gears and great mechanical animations. Open new door and get the opportunity to shine your mind and intellect. Main Features: 80 Levels (each update will add new levels). Great Sounds. FANTASTIC graphic. Complete utilization of your devices features. Different themed floors. it's FREE. TOP puzzles in Google Play. FREE regular updates - new puzzles and enjoyable bonuses. Over 40 MILLION players around the worldLast, but not least, a big THANKS for everyone who played 100 Doors 2013, 100 Doors: RUNAWAY, 100 Doors of Revenge.