Help Developer

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This article is part of the
Payment Processing Software Library


Get it...

Credit Card Software

Install it...

Upgrade & Migration

Connect to it...

Point Of Sale Integration

Set it up...

Quick Start Guide
Processor Setup


Learn to use it...

Manual & User Guide
Knowledge Base
Frequently Asked Questions
Compliance Guide
Merchant Account Rates
User Interface Guides

Fix it...

Errors & Troubleshooting
Knowledge Base
Corrupted Install Repair

Get Help...

Processor Support Contacts

More Info ...


See also...

911 Software

CreditLine Payment Processing Software Developer Help. This site can also be reached at

Looking for better rates?   Get a Free Credit Card Processing Cost Comparison!

What would you like to do?

Contact Sales

Email us at Email sales.PNG or call us at (561) 392-9606 ext 708. Also see CreditLine Licensing

Download the latest version

See CreditLine Download

Install Credit Card Processing Software

See CreditLine Installation

Integrate Into Point Of Sale

Your SDK kit is included in the software download. See CreditLine Integration for information on integration, test accounts, demo mode, etc

Setup Credit Card Software

See CreditLine Setup Guide

Setup Processor

See CreditLine Processor Setup

License Your Software

See CreditLine Licensing

Troubleshoot Merchant Account

See CreditLine Troubleshooting for information on contacting the processor support and troubleshooting techniques

Contact Processor PC Support

See Processor Support Contact List

Find Answers

  • Enter a keyword into the search box on the left of this page
  • Browse through the CreditLine FAQ
  • You can try the Categories on the right