You can add any payment gateway/processor to your site using your custom code feature.

The platform comes with Stripe & Paypal.

We charge you 5% per transaction ONLY if you use our billing.

Alternatively, you could also use external plugins like https://www.powr.io/plugins and embed them on your website using our Custom Code feature.

Learn how to add custom codes to your site here: https://intercom.help/standout/en/articles/4244007-adding-an-external-html-code-to-your-site

Please, go to the STORE options (right panel on ECOMMERCE templates):

Then click on the STORE options > Transfers > Setup
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Then, set up with your Stripe / Paypal account:

Thats it. :)