Site Kit by Google is a plugin that brings all the Google related services for any WordPress website under a single dashboard. It is so well made that it is extremely easy to install, configure and use.
It allows following Google Products and Services to be accessed from within your WordPress dashboard in a very intutive user interface.
Google Search Console
Google Search Console is a web service by Google which allows webmasters to check indexing status and optimize visibility of their websites.
Google AdSense
Google AdSense is a program run by Google through which website publishers in the Google Network of content sites serve text, images, video, or interactive media advertisements that are targeted to the site content and audience
Google Analytics
Google Analytics is a web analytics service offered by Google that tracks and reports website traffic, currently as a platform inside the Google Marketing Platform brand
PageSpeed Insight
PageSpeed Insights (PSI) reports on the performance of a page on both mobile and desktop devices, and provides suggestions on how that page may be improved.
Tag Manager
Tag Manager creates an easy to manage way to create tags on your site without updating code.
Optimize
Create free A/B tests that help you drive metric-based design solutions to your site.
Installing Site Kit by Google WordPress Plugin
Installation is as easy as any other WP Plugin.
Confuguring Site Kit by Google WordPress Plugin
Just have to login to your Google Account when prompted to do so, and allow relavant permisions for your website. Then thats it!