Ready-to-Use Swift SDK for Seamless and Secure iOS Payment Experiences

Mobile commerce continues to grow at record speed — and users expect fast, seamless, and secure payment experiences inside the apps they use daily. For businesses, this means delivering a checkout flow that is not only frictionless, but also fully compliant, scalable, and easy for developers to integrate.

To help iOS developers meet these rising expectations, we are excited to introduce the Novalnet Swift SDK for iOS: a native, secure, and high-performance toolkit designed to bring our global payment platform directly into mobile applications.

What is the Novalnet Swift SDK for iOS?

The Novalnet Swift SDK is the official and fully supported way to integrate Novalnet’s payment infrastructure into iOS apps. It enables developers to embed a complete, native payment flow without redirecting users to an external browser — resulting in a smoother, more trustworthy checkout experience.

Key capabilities include:

• Native iOS payment integration using Swift
• 150+ international and local payment methods, including SEPA, cards, iDEAL, Przelewy24, TWINT, BLIK, and more
• 3-D Secure transactions and strong customer authentication
• PCI DSS Level 1 certified environment for maximum security
• Automatic settlement and reconciliation
• Support for both native components and Novalnet Seamless Checkout

Whether you want a customizable in-app flow or a hosted checkout that reduces PCI scope, the Swift SDK gives you the flexibility to build payments your way — while relying on Novalnet’s enterprise-grade infrastructure.

Explore the source & documentation:

• GitHub: https://github.com/Novalnet-AG/Swift-SDK-iOS-Integration-Novalnet
• Developer Portal: https://developer.novalnet.com/onlinepayments/swiftsdk

Why Choose Novalnet for Mobile Payments?

With over 15 years of experience powering global payment solutions, Novalnet offers a complete platform that brings together payment acceptance, automation, risk control, and financial operations under one contract.

Benefits for developers & businesses:

• German engineering standards
• BaFin-licensed payment institution
• Enterprise-grade fraud prevention and risk rules
• Real-time financial reporting & automated reconciliation
• Full compliance with EU & PSD2 regulations

For businesses that want to deliver a world-class mobile checkout experience — without building payment infrastructure from scratch — the Novalnet Swift SDK is the fastest and most secure way forward.

Talk to our technical experts today and learn how Novalnet can help you improve your iOS checkout experience without any downtime and unlock new opportunities for scaling your app.

FAQ – Novalnet Swift SDK for iOS

1. What is the Novalnet Swift SDK used for?

The Swift SDK enables native payment integration inside iOS apps. It allows developers to process payments securely using Novalnet’s PCI DSS Level 1-certified platform, supporting both native UI components and Novalnet Seamless Checkout.

2. Which payment methods are supported?

The SDK supports 150+ international and local payment methods, including SEPA, credit/debit cards (3-D Secure), iDEAL, Przelewy24, TWINT, BLIK, Payconiq, WeChat Pay, and more.

3. Which iOS and Xcode versions are required?

The current version requires:

• iOS 16.6+
• Xcode 16.4+

4. Does the SDK support authorize/capture flows?

Yes.
Developers can choose between:

• payment — immediate capture
• authorize — reserve funds and capture later

5. How does the SDK handle 3-D Secure?

3-D Secure (SCA/PSD2) is fully integrated.
The SDK automatically handles authentication steps and ensures compliance with European security standards.

6. Is PCI DSS compliance required for developers?

Because payment data is tokenized and processed through Novalnet’s certified platform, PCI requirements for the app are significantly reduced.
Novalnet is PCI DSS Level 1 certified.

7. Can the SDK be used with existing payment flows?

Yes — the SDK is ideal for enhancing existing iOS apps that already accept payments.
It provides a more seamless, secure, and modern alternative without needing to rebuild the entire checkout flow.

8. Does the SDK support redirect-based payment methods?

Yes.
For redirect methods, developers simply configure a Custom URL Scheme in Xcode.
The SDK takes care of returning the transaction result back to the app.

9. Where can I find code examples and integration guides?

All technical documentation is available here:
Developer Portal: https://developer.novalnet.com/onlinepayments/swiftsdk
GitHub Repository: https://github.com/Novalnet-AG/Swift-SDK-iOS-Integration-Novalnet

10. How can I get support during implementation?

Our technical support team is available for:

• Integration assistance
• Payment method activation
• Sandbox testing
• Troubleshooting

Mail: support@novalnet.de

Alexander Burba

Alexander Burba is a Performance Marketing Specialist at Novalnet AG in Munich, where he leads digital acquisition and brand initiatives. His work focuses on optimizing Paid Media, Brand Awareness and Generative Engine Optimization (GEO) to increase visibility, drive qualified leads, and strengthen brand positioning. With over 7 years of experience in B2B SaaS, FinTech, and IT marketing, Alexander has supported international teams in Germany and Ukraine, serving clients across the EU, US, and global markets. He combines data-driven strategy with cross-functional collaboration to deliver measurable growth for Novalnet and its partners.