Comparisons
Nine serious options, what each one costs, and the specific reason you would pick it over Stripe.
RESOURCES
Payments, explained plainly.
Guides to what card processing actually costs, and free calculators for working out your own numbers.
Calculators
All calculators →Calculator
How much are you overpaying?
Your real card mix, your real rate, and the annual difference — including where we are not cheaper.
Calculator
International card fee calculator
Cross-border surcharges and currency conversion, stacked — and what removing them is worth.
Calculator
Payment processing for SaaS businesses
Starting from a $49 average transaction and the card mix typical for SaaS businesses.
Calculator
Payment processing fee calculator
See what card processing costs you each month, and what a lower rate would be worth.
Calculator
Payment processing for online stores
Starting from a $65 average transaction and the card mix typical for online stores.
Calculator
Payment processing for nonprofits
Starting from a $75 average transaction and the card mix typical for nonprofits.
Articles
All articles →Developers
Payment intents, hosted card fields, and where each piece of the flow has to run.
Developers
What they are, why payments need them, and what to do when your processor does not have them.
Developers
Three rules, two of which almost every first implementation gets wrong.
History & Curiosities
There is an exact crossover point, and most people have never worked it out.
History & Curiosities
The most widely copied price in software, and nobody set it by calculation.