The best credit card readers for iPhones are: Limited-time offer: Earn $400 when you process $5,000 in transactions within 60 days of approval of your new U.S Bank Payment Solutions account and ...

Some card details on this page may be out of date. You may have noticed that most card readers at your local grocery or retail store ask you to insert -- instead of swipe -- a credit card now. Many ...

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Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...