Polymail - Native email app for email productivity.

Weekdone - Market leader and innovator since 2013. Set structured quarterly goals, keep track of activities, and focus on getting real business results. Track weekly progress, provide feedback, and move everyone in a unified direction.

Airmail - Airmail is a lightweight and lightning fast mail client for Mac.

Quantive - The best platform for turning strategy into results.

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

Workboard - Workboard is a performance and productivity app managers use with their teams to share goals, priorities, actions and feedback.