Pushbullet - Pushbullet - Your devices working better together
SendRecurring - SendRecurring allows you to setup, send, and maintain scheduled email reminders.
AirMore - AirMore is a cross-platform toolset that can help you manage any Android device wirelessly.
Recurrr - Send recurring emails
MyPhoneExplorer - WHAT IS MY PHONE EXPLORER? Imagine if your PC could be used to keep track of your mobile phone? How would you utilize a PC client that connects to your phone? Read more about MyPhoneExplorer.
Followup.cc - FollowUp for email is a lightweight productivity suite that keeps your conversations and tasks from slipping through the cracks. Set perfectly timed reminders that arrive at the top of your inbox, right when you need them.