Today Google launch its smartphone augmented reality system, Tango. Its taken a few years for its release, and with only a handful of apps available, it's still early days for the new tech. Expect it to be on more Android devices next year, as of now its only ready for Lenovo's Phab2 Pro. The scope for this sort of technology is huge, as a more basic system was used in the successful Pokémon Go game. Check out the various app trailers below ranging from Games to Interior Design.