QuickBooks Online integrates with different kinds of third-party applications and I'm here to guide you how, karencoleman27.
You can go to the Apps Center and check for the application that you want to use. If you're able to view it from there, then QuickBooks is compatible and works with Mail Chimp. However, for the integration process, I recommend reaching out to their support team to give you the step by step process.
You'll also want to check out these helpful articles in case you have any other concerns about QuickBooks.
Reply to this thread if you need further assistance. Don't forget, I'll always be right here if you need help.
