10/03/2026
Interchange-plus, flat-rate and tiered pricing describe different ways of billing for payment acceptance.
Interchange-plus separates underlying costs from a provider markup. Flat-rate pricing bundles costs into stated transaction prices, often with different prices by channel. Tiered pricing groups transactions into provider-defined categories.
The name alone doesn't tell you which offer costs less for your business. Ask what the visible rate includes, what gets added and how your actual transactions would be billed.
We put the three models side by side, with practical questions for your next review:
Understand three common card-processing pricing models, what each quote includes and the questions that reveal its actual cost for your business.