Mailcoach supports sending mails via Sendinblue. To get started, got to Configuration > Settings > Mailers, and create a Mailer for the "Sendinblue" Email service.
After that, you'll be greeted with a nice wizard that will you setting this up at Sendinblue. In order to start configuring this on your account, the wizard will ask for specifying a Sendinblue server API token.
How to create a server Sendinblue API token
- Log into your Sendinblue account.
- Follow these instructions in the Sendinblue docs on how to obtain your Sendinblue API key.
Copy the API key to the API key field in the wizard at Mailcoach, and continue the wizard.