According to Marketing Week, Asda plans to overhaul its smartphone apps and launch free wi-fi in all stores.  CMO Stephen Smith told Marketing Week that “all kinds of things are possible” with in-store Wi-FI including offering product specs, further research or price checking. It currently offers a grocery shopping app including a barcode scanner and a mobile tool for its Asda Price Guarantee. The supermarket is working with parent company Wal-mart’s San Francisco based tech division Wal-mart Labs to develop mobile and multichannel properties that help consumers shop and access information whenever they want.  Smith says: “Multichannel and click and collect are big big additions for us this year - we’re pretty quiet about what we’re doing from a multichannel perspective but we’re doing some great stuff. As click and collect and multichannel become more mature, and they are by the day, there is fantastic opportunities there … you only have to look at the astounding growth of mobil