Merchant Portal

Smoooth payments for your checkout.

Give your customers more ways to pay. With Slice it, it’s easier than ever to increase sales and customer satisfaction. Are you ready to get smoooth?


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Smoooth is… the happiest customers.

Smoooth is all about creating the best possible customer experiences for your customers, and for our customers (that’s you). We help you offer painless purchasing and true choice for your audience. That means more loyal customers, with higher spends. Happy customer. Happy you.

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Smoooth is… having your back.

Our “Risk Free” guarantee means you’ll get paid, even if your customers don’t pay us. With Klarna, you have a partner taking privacy and GDPR seriously, so you don't have to worry about anything other than your own operations. We worry about that, so you can focus on your business. Work with us, and sleep easy at night.

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Smoooth is… always facing forward.

We spend our days exploring what retail businesses will need in the future, so when you’re ready for the next step – whether that be physical stores, going international, virtual reality banking (is that a thing yet?) or even just making it work on the new iPhone, we're ready too. Klarna is your partner for the future.

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With an increase of fashion now bought online, clothing, footwear and accessory retailers can’t afford any ‘runaway’ sales.

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Sports retailers chasing sales uplift, need to respond with fast, frictionless payment services that keep their visitors coming back for more.

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Whether you’re a furniture start-up, homeware specialist, lifestyle brand or omnichannel retailer, your website needs to work extra hard to secure sales.

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Even brand aficionados with expensive tastes, like to browse and buy online. It’s time for exclusive brands to follow-suit and make the aspirational more accessible.

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It’s hard for online retailers to offer the personal service levels of their store-based competitors. Websites have to work extra hard to drive sales and lift conversion.

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Give shoppers the the extra boost they need to explore new looks and beauty products without worrying about cash flow. No FOMO here!

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Small businesses must add value to stand out from the growing competition. Differentiate your checkout and increase customer loyalty.

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Upfront ticket costs can stifle spending for entertainment seekers. Help them go further with more adventurous and flexible online payment options.

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Klarna as a marketing tool

Receive insights and access to materials to be used in marketing initiatives and touch points. Logos, text, and dynamic payment messaging will raise awareness and boost conversions among shoppers.

Be part of a community of online superstars and support

Read the success stories of the businesses who are already experiencing the benefits of partnering with Klarna.

A smoooth integration on any platform

If javascript sounds more like coffee than code, work with one of many platforms who already support Klarna for an effortless way to start working with us.

See Klarna in the US.


No matter what product you choose, you will always get:

The merchant portal

You will get access to a backend in which you can manage everything Klarna.

No risk, for you or your customers

You will always get paid and the customer is covered by Klarna's Buyers Protection.

Global products, local faces

All products are built to be adapted to local preferences and legislations. We also offer local support for both you and your customers.

Single integration, integrated once

After having integrated Klarna, the products will be automatically updated without you lifting a finger.

Add Klarna to your store

Take the first step to give your customers a smooother shopping experience today. Fill out the form below and we’ll be in touch soon.

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