Boomerang is the ultimate productivity tool for your email.
With Boomerang, you can
* schedule messages to be sent later at any time
* get a reminder if your email doesn’t receive a response
* add a smart calendar assistant that lets you schedule meetings
and share your real-time availability without leaving your email!
Boomerang is an add-in that will work with Outlook.com, Office 365 and Outlook 2016.