Square’s popular magnetic stripe card reader plugs into an iPhone headphone jack, giving small business owners who would otherwise go cash only the ability to accept debit and credit cards. But Apple ...

In 2009, when Square unveiled its original credit-card reader, one meaningful fact about it was the connector it used. The tiny white doohickey commandeered a smartphone’s headphone jack as means of ...

A company called PayAnywhere is preparing to launch a self-named card reader that could help bring Apple Pay support to small businesses, which have so far mostly foregone the technology. The reader ...

FreshBooks on Tuesday launched an iPhone-based card reader, competing against the likes of Square, while Google separately updated the YouTube iOS app with iPad Pro compatibility. Previously available ...