SendRecurring - SendRecurring allows you to setup, send, and maintain scheduled email reminders.
Socialkeeper - Cultivate your friendships
Recurrr - Send recurring emails
Bond - A simple app that reminds you to keep in touch with people
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.
Cat GIF TV - The first and only 24/7 Cat GIF TV channel 😻