Fantastical 2 - Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.
MailerLite - Affordable Email Marketing Software. Get all features (Segmentation, Automation, A/B testing) for up to 1,000 subscribers & send unlimited emails for free!
Google Calendar - Spend less time managing your day & more time enjoying it
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES
Itsycal - Itsycal for Mac. Itsycal is a tiny menu bar calendar. If you want, it will display your events as a companion to the Mac Calendar app. You can also create and delete (but not edit) events. Download Itsycal for macOS 10.
Publicate - Build Beautiful Emails. Export and Send Anywhere.