Huawei Mobile Services - Huawei Mobile Services app comes up with features to help you in accessing a large number of advanced features such as payments, push notifications, and Huawei ID, etc.
SendRecurring - SendRecurring allows you to setup, send, and maintain scheduled email reminders.
Samsung Flow - Android and Windows Apps.
Recurrr - Send recurring emails
Smart Tutor for SAMSUNG Mobile - Smart Tutor for SAMSUNG Mobile is an Android consultation app that comes up with features to help you in diagnosing any problems with your Samsung device via remote access.
FollowUpThen - The simplest way to schedule an email reminder