Hello Jonathan and thanks for getting in touch!
Great questions. QR codes can be scanned using any QR reader on a mobile device. I have had good luck searching for “QR reader” in my app store and finding an app that can do it. We unfortunately do not have an app of our own for scanning QR codes, but there are many great ones available for free.
You can use our Event Tickets and Event Tickets Plus plugins to set you up to create tickets for your events, then connect to a WordPress ecommerce plugin that offers a payment gateway. WooCommerce is the ecommerce plugin we see most people using with our plugins and offers payment gateways for Stripe, PayPal and many others.
I’m afraid that we do not integrate with Tribulant, though we do integrate with:
Does this help answer your questions? Please let me know. đŸ™‚
Cheers,
Geoff