Payment fees deducted automatically
Stripe, PayPal, Klarna, Mollie, Apple Pay. Fullmetrix calculates exact transaction fees based on payment method and country, for accurate net profit.
Transaction fees eat into your margin
Every PSP has its own rate schedule
Stripe 1.4% + 0.25EUR in Europe, 2.9% + 0.30USD in the US, PayPal 2.9% + 0.35EUR, Klarna 3.29%, Mollie 1.8%. Impossible to track manually on each order.
Rates vary by card and country
European cards, non-European, Amex, business cards have different rates. Cross-border transactions cost more.
Refund fees are not always refunded
On some PSPs, fixed fees are not refunded on a refund. This loss must be tracked in your profit.
A calculation engine that knows every PSP
Pre-configured PSP grids
Fullmetrix integrates the official rate schedules of Stripe, PayPal, Klarna, Mollie, Adyen, Square with automatic updates when rates change.
Customizable rates
If you've negotiated specific rates with your PSP, set them in Fullmetrix for exact calculation of your real fees.
Refund and non-refunded fee handling
Fullmetrix applies each PSP's specific rules for refunds, including non-refunded fixed fees in your profit calculation.
Your transaction fees calculated per order
Connect your PSPs
Stripe, PayPal, Klarna and others: 1-click connection via API or manual rate entry.
Validate default rates
Fullmetrix loads official grids. Adjust if you've negotiated custom rates with your PSP.
Map payment methods
Shopify/WooCommerce transactions are automatically matched with the right PSP and its fees.
Visualize your payment cost
See total PSP fees by period, by PSP or by method. Identify possible savings.
All your PSP fees covered
Multi-PSP
Stripe, PayPal, Klarna, Mollie, Adyen, Square, Apple Pay, Google Pay. All major global PSPs are natively supported.
Fees by card type
Distinction between European, non-European, Amex, business and consumer cards for accurate calculation based on the true applied rate.
FX fees
Handling of conversion fees for cross-border orders, with PSP-specific rates per currency pair.
Smart refunds
Non-refunded fixed fees are correctly accounted for in profit to reflect the real loss.
History and versioning
If your PSP changes rates, old orders keep the old rates for consistent accounting.
Monthly reports
Export of PSP fees by month, by method, by PSP for your accounting and bank reconciliation.
All your PSPs connected
Your questions about PSP fees
Are PSP grids up to date?+
Yes, Fullmetrix automatically updates the official grids of Stripe, PayPal, Klarna and others when rates change.
Can I customize rates?+
Yes, if you've negotiated custom rates with your PSP, you can set them in Fullmetrix for exact calculation.
How are refunds handled?+
Fullmetrix applies each PSP's specific rules, including non-refunded fixed fees in the net profit calculation.
Are FX fees included?+
Yes, for cross-border transactions, Fullmetrix also calculates conversion fees based on your PSP's grid.
Can I have multiple active PSPs?+
Yes, Fullmetrix handles multiple PSPs in parallel (e.g. Stripe + PayPal) and applies the right rate per payment method.
Are Amex rates different?+
Yes, Amex has specific rates (usually higher) that Fullmetrix applies correctly based on detected card type.
Related pages
Popular features
Typical scenarios
Deduct your PSP fees automatically
Stop underestimating your payment costs. Connect Fullmetrix and see your exact net margin.
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