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.

SendLater - Email scheduler for Mac Mail.

Pushbullet - Pushbullet - Your devices working better together

SndLatr - SndLatr is a Gmail plugin that makes it easy to schedule emails to be sent automatically at a later time.

AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.

The Top Inbox - The Top Inbox for Gmail helps to schedule emails to be sent later, set reminders in the inbox and follow up with email sequences.