Flack is an email marketing web application that allows you to send emails without the complexity and cost of managing and maintaining your own email servers. It manages the delivery of email, including the technical details of the process such as reputation monitoring, real-time analytics and infrastructure scaling.
Emails can be sent through SMTP Relay, Web API or marketing campaigns or a combination of these integrations. SMTP Relay is a great choice if you want a delivery engine that works with your own app or other tools.
You can send up to 1000 emails for 30 days. Our free trial offer also allows you to store up to 1000 contacts after verifying your account. If you want to continue sending emails after the trial period, you can choose from our pain account options.
You can switch from being a free user to having a paid account by signing up for one of our monthly plans via your account dashboard. We have various paid plans to choose from, so you will surely be able to find the right one for you.