With gotoBilling you get a complete payment platform with expert service and support. Personal, dedicated, informed and fast support to help you add payments to your project and meet your deadlines every time. Easier to use, more functionality for your client including Level II & Level III processing and responsive personal support. Simply put, gotoBilling has the most advanced payment platform available anywhere.
REST – HTTP integration API including code examples. Download Site
SOAP – Web services including code examples. Download Site
Secure Payment Page – Developer guide and API for the GTB Secure Payment Page. Download Site
Auth.net - Full Authorize.net emulation API. Download Site
Quick Connect – Quick connect API for fast simple Authorize.net emulation. Download Site
Data Import – Import API and template for importing data into GTB. Download Site
Will it work with my app?