SendRecurring - SendRecurring allows you to setup, send, and maintain scheduled email reminders.
Group Texting - Group Texting provides your business with a robust Group texting software that supports up to 10-digits numbers.
Recurrr - Send recurring emails
Fastsms - Fastsms helps you with marketing by providing business text messaging which you can use to send information regarding discounts and delivery details to customers.
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.
Call-Em-All - Call or send messages to friends and family members as well as other people who are online. The app allows you to create a message and send it out to multiple devices and pages.