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Klarna In App checkout
Klarna In App checkout

In-app checkout

In-app checkouts made better.

We provide a fast checkout solution, designed for your native or hybrid mobile app.

Offer Klarna services in your mobile app.

Give your shoppers a smoooth checkout experience that accepts all major payment methods. Pre-fill contact and delivery fields, and securely store payment details to save time.


uplift in conversion on iOS mobile.


of mobile shoppers are choosing Klarna in the checkout.

How In-app works.

Make it simple for your customers to shop in your app, often with a single tap. Include any or all of Klarna's payment methods to give shoppers more flexibility. Create a secure and easy payment flow that works will all major payment methods.


Recognize returning shoppers. Securely store your customer’s contact details and previously used payment information to save them time.

In-line checkout

Create a seamless checkout experience, without redirects. Our 3D secure flow keeps your customers where you want them: in your app.

Card scanning

Support all major card designs and scans in less than a second. Fast and intuitive, this technology is designed to be easy for users but hard for fraudsters.

Payment methods

All major payment methods are included. Your customers can use their card, bank transfer, or any of the options to pay later with Klarna.

Klarna In App checkout

Post-purchase experience.

Whether you’re a retailer or a shopper, we’ve got your back. We take full fraud and credit risk for sellers, while giving complete protection to buyers. We also put control in the hands of customers with the Klarna app – gathering all orders in a single place. Through the app, customers can manage their purchases, choose payment methods, chat with customer service 24/7 and even report returns. If they have chosen to pay later with Klarna, we’ll send a friendly reminder for a hassle-free experience.

Klarna In App checkout

H&M teams up with Klarna.

We partnered up with H&M to offer their customers the power to pay later via their app.

Boost your business.

Giving app shoppers the ability to split their payments increases flexibility and spending power. Good news for shoppers – great news for your business.


With pre-filled info for returning customers and single-tap payments, shopping has never been easier. The simple and constantly optimized checkout flow will make fewer people drop off.

Average order value

With payment options for shoppers to spread the cost of their order and our full buyer’s protection, shoppers get more security and spending power. Large orders become less scary.

Customer loyalty

Exceeding the customer's expectations will increase both satisfaction and the number of happy, returning shoppers. Our 24/7 customer support is always ready to help.

Drive traffic

Partnering with Klarna can increase your app traffic. Our strong brand and influencer collaborations speak to shoppers who are actively looking for retailers that offer our payment methods.

Minimize the risk

Klarna takes the full credit and fraud risk on all purchases for you, for all payment methods. Even when a customer makes a return, we cover the chargeback cost.

Own the checkout

In-app is built to match your brand. Adjust the design so that it fits seamlessly into your native application. Your customer will stay in your app throughout the entire purchase experience.

No risk. Just rewards.

Selling with Klarna will boost your sales and make running your business easier.

New customers

Klarna refers millions of shoppers to online retailers via In-app promotions.

Global enterprise solutions

Adaptable products to fit local preferences and legislation.

Upfront payment

You always get paid upfront and in full with any Klarna payment option.

Automatic updates

You’ll always have the latest and greatest version of all Klarna products.

Seller’s protection

We assume credit and fraud risk, so you can focus on running a successful business.

Problem? No problem.

We’re here to help if anything unexpected happens to you or your customers.


It won't be long until you can start accepting payments. Our in-app API has a straightforward setup and is available for iOS, Android, and React Native.

Native Integrations

We offer a native view with Klarna content in your app. We currently support Klarna Payments and Klarna Checkout, allowing you to add payment views to your checkout and authorizing Klarna Payments sessions natively.

Hybrid Integration

Our solution is compatible with apps that render in a web view.


Here you will find the integration guides and API documentation for those wanting to integrate directly with our systems, as well as more to help you get started.

Details about In-app.

Let’s get down to the nitty-gritty. All you need to know about In-app is right here.


Market availability


Card scanning


Customer identification


Shipping assistant


Payment methods included

4 Installments, Pay in 30 days, Financing and card payments

Fraud liability protection


Klarna seller's protection



Direct integration via

Android and iOS

Auto local


Dev resources

<a href="" target="_blank">Found here</a>


Max payment delay

3 business days after order is shipped

Standard term of agreement

36 months

Cost / Pricing model

Included for Klarna payments and Klarna Checkout

What else?

We have more solutions and payment methods that might interest you. Read more about how and where you can sell with Klarna.


A better way to pay in store.

Klarna's contactless in-store payment solution lets customers use flexible payment options, while you get paid upfront. It’s a win-win.

Pay in 4 Installments

4 interest-free payments.

Give shoppers the freedom to spread the cost interest-free over time. You get paid immediately and shoppers get a flexible plan.

Get more customers who shop more, more often. Are you ready?

Monthly financing through Klarna and One-time card bi-weekly payments with a service fee to shop anywhere in the Klarna App issued by WebBank. Other CA resident loans at select merchants made or arranged pursuant to a California Financing Law license. Copyright © 2005-2024 Klarna Inc. NMLS #1353190, 800 N. High Street Columbus, OH 43215. VT Consumers: For WebBank Loan Products (One-Time Cards, Financing, Klarna Card): THIS IS A LOAN SOLICITATION ONLY. KLARNA INC. IS NOT THE LENDER. INFORMATION RECEIVED WILL BE SHARED WITH ONE OR MORE THIRD PARTIES IN CONNECTION WITH YOUR LOAN INQUIRY. THE LENDER MAY NOT BE SUBJECT TO ALL VERMONT LENDING LAWS. THE LENDER MAY BE SUBJECT TO FEDERAL LENDING LAWS.