FollowUpThen - The simplest way to schedule an email reminder
SenpAI.GG - AI-based personal gaming assistant
Right Inbox - Schedule Emails in Gmail To Be Sent Later
Skich - Your personal game assistant
Boomerang for Gmail - Boomerang for Gmail is a Firefox / Chrome plugin that lets you take control of when you send and receive email messages.
Google Home - Set up, manage, and control your Chromecast, Chromecast Audio and Google Home devices.