The Klarna fee calculator helps you estimate how much you will pay in Buy Now Pay Later (BNPL) fees and how much you will receive after each transaction.
Klarna is widely used in ecommerce to increase conversion rates by offering flexible payment options to customers. However, these benefits come at a cost, as Klarna fees are typically higher than standard card processing fees.
Understanding these fees is essential for pricing strategy, margin protection, and profitability analysis.
This calculator gives you a clear breakdown of fees and net payout, helping you make better decisions about using Klarna in your business.
The calculator shows your total Klarna fee and the net payout you receive after fees.
Because Klarna includes both percentage and fixed fees, the impact can vary significantly depending on transaction size.
Higher fees may be justified if Klarna increases conversion rates and average order value.
Formula:
Fee = Amount × Fee % + Fixed Fee
Net = Amount − Fee
Klarna fees typically include a higher percentage than standard payment processors due to financing risk and customer payment flexibility.
The key is balancing higher fees against increased revenue and conversion rates.
Example 1:
£120 at 2.99% + £0.20 → Fee ≈ £3.79 → Net ≈ £116.21
Example 2:
£45 at 3.5% + £0.30 → Fee ≈ £1.88 → Net ≈ £43.12
Example 3 (Ecommerce):
If Klarna increases conversion rate by 20%, higher fees may still result in higher overall profit.
Usually a percentage plus a fixed fee per transaction.
Because Klarna provides financing and takes on payment risk.
It depends on whether increased sales outweigh higher fees.