Account Verification
Account Verification

Account Verification.

Get it right the first time, every time. Account verification automatically checks that bank account numbers are real and belong to the user during the signup process.


Boost conversions.

Watch your signups take off with our streamlined onboarding process.

Do your thing.

Let our API do the hard work and automate this process while you focus on your core business.

Fraud, what’s that?

Verifying accounts directly with the bank reduces your risk of fake or inaccessible IBANs

Account verification done in 3 easy steps.

Why Klarna Kosma?

Unbeatable reach.

Our financial institution coverage is one of the biggest in the market with the highest conversion rate.

We have done this before.

We’ve been connecting financial institutions since 2005, long before PSD2.

A proven and stable platform.

With more than 1 billion transactions on our platform, nobody else comes close.

Peerless UX.

Our front-end design and user experience give you superior conversion.

Easy peasy.

Simple integration, maintenance and documentation in a full-specced development and testing environment.

Best-in-class conversion rates.

We only offer you the best, that's why our solutions offer you top-notch conversion rates.

Widest coverage. Best in class conversion rates.

Available all around Europe.


markets live. We’ve got you covered with financial institution connections in 27 countries around the world giving you access to at least 95% of bank accounts.


financial institutions connected and growing! Benefit from our extensive coverage and best-in-class conversion rates.


bank coverage in each market we cover.