This week in apps: Houzz gets an AR update, Strava goes social and Spotify launches QR codes Ifeadi C. 07:01 Mashable, Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsThe Cryptocurrency Industry Might Actually Benefit From an Ad BanAs Shared Scooters Invade, San Francisco Decides Who Belongs WhereRolling Thunder: The Coming Battle Over MPG, Emissions, and States’ RightsCongress Asks FCC Not to Kick Poor People Off the InternetET Deals Roundup: Save $300 on Inspiron 15 Core i7 Laptop, $500 Ultrasharp 27-Inch 4K Monitor with $200 gift card, and moreGoogle Begins Testing Wi-Fi Calls for Google Voice