Amazon unveils a new card payment service for businesses to transact purchases. Registration for Amazon Local Register is available through its mobile app. The iOS and Android versions of the app are free for download. Rivaling Square, which delivers a similar service, businesses can accept credit or debit card transactions with the use of a card reader ($10) available on Amazon’s website. Using the same technology that powers purchases on Amazon.com, the online retailer receives 2.5% of each payment. Amazon says merchants will be credited $10 to offset the cost of the reader. Money is collected through the service is available on the next business day.