SMTP Zen is a modern email service built for real-world use, especially if you are a developer, indie founder, or small team that wants email to be boringly reliable.

You get production grade SMTP with enforced TLS/SPF/DKIM/DMARC setup so your domains are correctly authenticated and you don't ever need to worry again about your critical emails going to spam.

Perfect for both conventional email service or for pluggin in into your apps, websites or digital products so you can realiable ship all your transactional emails.