The Apps Retailers Hope You'll Tap This Black Friday
In late 2010, Amazon delivered a big lump of coal to its offline competitors in the form of its Price Check app. Smartphones had already started to change the e-commerce equation by enabling shoppers to bring the means of buying online straight into a traditional store. But Price Check burned away the awkwardness of tapping out the names of individual items into tiny search boxes by building a barcode scanner into the app. With one tap, the (often lower) Amazon price for the item in front of you materialized.