Plugin works. I recommend it to everyone

Plugin has everything you need for serious work. No problem with the settings. Of course, you need an afternoon to be friends with the plugin. After that is a pleasure to work with it. And, of course, could always be better. But, I have tried several autoresponders and then I came back to this. It is now one of my favorites. Once again: the plugin works! If not working on your side, then it’s not a problem with this plugin. Look for the reason in your configuration, server, theme you use, …

My only complaint is the poor design of the subscribe form.