Who Viewed This Also Viewed Magento 2 extension shows mostly viewed products on the product page to the customers. It will display related products to the website visitor with smart algorithms.
This effective Magento 2 extension displays the product to motivate customers to buy products that other customers have seen. Customers are much more likely to make a purchase decision when they see what other customers have seen.
Every time the customer is looking for the product, the module update relations between this and other viewed products. Day after day relations count grows and they become more accurate.