Yelp

Yelp is a crowd-sourced local business review and social networking platform. At Yelp, users can submit a review of their products or services using a one to five star rating system. As of Q4 2017 Yelp had 141 million monthly unique visitors and 148 million reviews. Yelp is used by people around the world to located the best restaurant, hotel, and businesses in the area.