Brickit - Use ML to detect what can be built from your pile of legos
Foursquare - Foursquare is all about helping you find new ways to explore your city.
Lego Boost - Build + Code + Play
Tripadvisor - The Tripadvisor mobile app is available for the Android and iOS platforms. It can be used to create reviews of hotels, restaurants, and to chat with other travelers on Tripadvisor forums.
Legoizer - Turn images into Lego murals.
Yellow Pages - YP.com local search connects you with over 19 million local businesses.