Reader SDK Quickstart

Applies to: Reader SDK - Android | Reader SDK - iOS

Learn how to take cash and credit card payments with the Android and iOS Reader SDK sample application.

Important

The Mobile Payments SDK has launched as the successor of the Reader SDK. To take in-person payments on Square hardware, you should migrate from the Reader SDK to the Mobile Payments SDK.

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Overview

Follow this quickstart to begin taking cash and credit card payments with the Android and iOS Reader SDK sample application:

  1. Get Reader SDK Credentials

  2. Configure the Reader SDK Sample Application

  3. Take a Cash Payment

  4. Customize the Checkout Amount

  5. Take a Credit Card Payment

The Reader SDK lets you take cash payments in addition to credit card payments. This Quickstart begins with cash transactions, which you can do right away, even without deploying the sample application to a physical device.

To take a credit card payment, you must deploy the sample application to a physical device and have a Square Reader available.

Did you know?

If you don't have a Square Reader, you can purchase a Magstripe Reader online or buy a Square Reader online or in person.

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See also

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