Polymail - Native email app for email productivity.
Mailbrew - Automated email digests from Twitter, Reddit, YouTube & more
Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
Insumo - Smart newsletter with calendar and personalized habits
Airmail - Airmail is a lightweight and lightning fast mail client for Mac.
Mailbrew Inbox - Bundle your newsletters in a single email digest 📩