How to integrate Stripe PaymentSheet in a SwiftUI app?

Use the PaymentSheet API within a SwiftUI view, following Stripe's integration guides for backend setup and frontend implementation. Handle payment result callbacks to update your app's state, and ensure you configure the sheet with your Stripe publishable key and customer details.

Stripe iOS SDK or Adyen for mobile payments?

Stripe excels with its deep Apple Pay integration and prebuilt UI components like PaymentSheet, while Adyen might offer broader global payment method support. Choose Stripe if you're already in their ecosystem and prioritize native iOS features such as card scanning and SCA automation.

How do I enable card scanning with PaymentSheet?

Add NSCameraUsageDescription to your app's plist with a reason (e.g., 'To scan cards'), and card scanning will be available automatically on iOS 13+ devices. You can test it in the provided example app to see the 'Scan Card' button in the payment interface.

What's the impact on app size when adding the Stripe SDK?

Size varies by module; for example, StripePaymentSheet adds several megabytes to both download and install size. Refer to the EmergeTools badges in the README's modules table for precise metrics, and consider using only necessary modules to minimize bloat.

Does Stripe iOS SDK handle 3D Secure automatically?

Yes, the SDK automatically performs native 3D Secure authentication when required for SCA compliance in Europe. It integrates seamlessly with PaymentSheet and low-level APIs, so you don't need to manage the redirection flow manually.

Can I use Stripe for subscriptions in an iOS app?

Only for physical goods or services not consumed in-app; for digital subscriptions, you must use Apple's in-app purchase APIs per App Store guidelines. Stripe's SDK supports recurring payments for eligible use cases, but check the recommended usage section to avoid rejection.

Open-Awesome

Stripe

MITSwift26.4.1

An iOS SDK for integrating Stripe payments with prebuilt UI components and low-level APIs.

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2.6k stars1.1k forks0 contributors

What is Stripe?

Stripe iOS SDK is an official library for integrating Stripe's payment processing capabilities into iOS applications. It provides tools to accept payments, manage transactions, and ensure compliance with security standards like PCI DSS and SCA. Developers can use prebuilt UI components or build custom interfaces using low-level APIs.

Target Audience

iOS developers building apps that require payment processing, such as e-commerce, subscription services, or in-app purchases for physical goods and services. It is suitable for both indie developers and large teams needing reliable, secure payment integration.

Value Proposition

It simplifies complex payment workflows with ready-to-use, localized UI components while offering full customization via direct API access. The SDK handles security, compliance, and Apple Pay integration, reducing development time and risk.

Overview

Stripe iOS SDK

Use Cases

Best For

Adding Apple Pay support to an iOS e-commerce app
Building a custom checkout flow with Stripe's low-level APIs
Integrating SCA-compliant 3D Secure authentication for European users
Implementing card scanning for faster payment entry
Creating a payment UI that supports over 40 languages
Developing App Clips that accept payments via Apple Pay

Not Ideal For

Apps selling digital products or services consumed within the app (e.g., subscriptions, in-game currencies), as Apple's in-app purchase APIs are required
Cross-platform projects aiming for a single codebase across iOS and Android
Projects with strict app size constraints, due to the SDK's modular frameworks adding significant download and install weight
Developers not using Stripe as their payment processor

Pros & Cons

Pros

Prebuilt Native UI

PaymentSheet offers a complete, localized payment interface that handles everything from card entry to confirmation, slashing development time for standard flows.

Seamless Apple Pay Integration

Includes lightweight support for App Clips and native integration, making it easy to leverage iOS's payment ecosystem without extra setup.

Automated Compliance Handling

Handles Strong Customer Authentication and 3D Secure requirements automatically, ensuring regulatory compliance for European transactions without additional code.

Flexible API Layers

Provides both high-level UI components and low-level StripePayments API, allowing for out-of-the-box solutions or fully custom implementations.

Cons

App Size Overhead

The modular design, with frameworks like StripePaymentSheet and Stripe3DS2, significantly increases download and install size, as highlighted by the EmergeTools badges in the README.

Vendor Lock-in

Deep integration with Stripe's services means migrating to another payment provider would necessitate a complete overhaul of the payment flow, limiting flexibility.

Complex Manual Setup

For advanced use cases, manually linking multiple .xcframework files can be cumbersome and error-prone, as detailed in the releases section, adding to integration complexity.

Frequently Asked Questions

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