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You can contact us by phone, email, or by leaving a message, we will answer ASAP!
435-503-8955 or 800-764-0844
support@instantpayments.com
SIP Documentation
Table of Contents
  • Introduction & Specifications
  • API Pages
    • ePay Shopping Cart API - Specifications for Application Programers Interface including SimplePay
  • Basic Pages
    • Login Page
    • Menu Bar - Learn about the menu bar options
  • User Pages
    • User Home Page
    • User Payment Page
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Use Instant Payments to accept payments for your business.
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SIP Version 3.03.12596; (API: 2.17)
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