Mobius Analytics for Google Analytics™ is the best plugin for downloading your data from Google Analytics into Google Sheets. 

Simply open the sidebar and start creating your Google Analytics custom reports.
Run your schedules manually or set up time based triggers so they run automatically and increase your productivity.

Mobius Analytics for Google Analytics™ is a free plugin and you can enhance its features (like scheduling) with a premium subscription.

Google Analytics™ is a trademark of Google LLC.