Some 22% of all US transactions in Starbucks during December were made using mobile apps, up from 21% in November 2015, the company’s Kevin Johnson reported during the coffee chain’s first quarter earnings call. “Over one million customers in the US used Mobile Order & Pay capability in the month of December and those customers averaged approximately five mobile orders in the month,” Johnson added. “We are now processing over six million Mobile Order & Pay transactions per month.”

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