Payment Provider


ChatPay is a platform for sharing knowledge and creating digital communities.

Checkout Page

Start selling on your website within minutes with a beautiful checkout experience that works on any device and for any customer.


Automate your invoicing, enable 1-click invoice payments, reconcile payments and manage your receivables. 360 cloud solution that plugs into your existing ERP / practice management system. Built by professionals for professionals.


Razorpay is India’s first full-stack financial solutions company. We enable businesses to accept and disburse payments, raise capital and park money.


Matajer is the easy way to create your full-featured online store


Authvia allows you to send and receive payments through simple text requests.


YouCan is an integrated platform specialized in e-commerce, offering a wide range of services needed by merchants and entrepreneurs.


Clicksign is an electronic document signing platform that meets the requirements of integrity, authenticity and non-repudiation of Brazilian legislation.


Send beautiful documents for eSignature.

Bold Commerce

Bold Commerce provides a selection of apps that help convert more customers, maximize average order value and increase customer lifetime value. Specifically the Bold Subscriptions app allows merchants to build a custom recurring revenue solution.

AddEvent and your payment provider software can be used for:

Transfer RSVP attendees to your payment provider software

When you have created an event that requires RSVP, you can transfer the collected information entered by the attendee automatically to e.g. a contact list.


Add "add to calendar links" into your payment provider confirmation emails

When your users RSVP for your event, use your connected payment provider software to send a confirmation email. Use AddEvent's automated "add to calendar" functionality to create "add to calendar" links and embed that inside the confirmation email.

We support a wide range of most popular used calendar providers:
Apple Calendar, Google Calendar, Microsoft Outlook Calendar, Office 365,, Yahoo Calendar


Add an event to your AddEvent calendar

When your users sign up for e.g. one of your appointments, automatically create the event to your AddEvent calendar and display the events using AddEvent's embeddable calendar.


Using a service we don't yet cover?

If you use a service we don't yet offer an integration for, please let us know! Supporting an integration for that service might be only an activation away.