Suggesting interrelated products might serve various purposes. Exhibiting up-sells relies on appeal, cross-sells on utility, down-sells on value, same type products on diversity, and so on. All of those have their importance and Similar Product permits to define the purpose of the interrelated products and provides you the liberty to configure the app accordingly.
Why Similar Product App?
Gain complete control over the selection of the similar products
Generate significant suggestions
Increasing average order worth
Steps to be followed to integrate this plug in.
Get the plug-in
Login to your store admin panel
Go to Store front from left menu and select theme
Open desire file ie product-details.html.twig
Copy the snippet code given in the below section
Paste the snippet code
Click on products menu select similar products
Click on "Add" button to add products (Refer the backend screen shots)