RESTful API
Add a robust payment processing solution to your app, website, software, or hardware complete with customer management, inventory tracking, invoicing, recurring billing, and more. Extending the capabilities of your solution has never been easier!
iOS and Android SDKs
Take payments on-the-go with our mobile app by leveraging our developer-friendly SDKs for iOS and Android.
Fattmerchant.JS
Accept payments and protect your sensitive data with the easiest to use Javascript library for payments available.
Card Present and Card Not Present Functionality
Our developer tools make it possible for your business to accept payments in person or remotely with our card present and card not present functionality available in a single API.
Payments Exactly How You Want Them
Build a payment experience unique to your business with our lineup of developer-friendly tools. All of the robust capabilities of Fattmerchant in your very own app means better payment processing for you and your customers.