PayWhirl has several integrations with apps and services to add functionality to your account. Some of the available integrations include but are not limited to: Google Analytics, Shopify, ShipStation, ReferralCandy, and our Custom Scripts app that allows you to add any kinda of tracking or conversion scripts to your widgets or payment forms.
To get started select "Apps & Integrations" from the main menu:
Next, just click "Install App" on any of the existing integrations that you would like to try. Each app has it's own settings & configuration options to checkout.
Please let us know if you have any questions.