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Integrate your store or platform with Cash App

Accept payments from Cash App, the #1 personal finance app in the US.*

Start your integration here

For sellers

Add Cash App Pay or Afterpay to your store’s checkout.


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For payment service providers

Build and maintain your platform’s Cash App Pay integration.


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Quick access

For sellers:

Migration Information
E-Commerce Quickstart
API Quickstart

For payment service providers:

Integration Basics
Pay Kit
API Integration Quickstart

*Source: Based on mobile app MAUs from SensorTower in 2024