Cars.com is described as 'Visited by more than 11 million car shoppers each month, Cars.com is the leading destination for online car shoppers, offering credible and easy-to-understand information from consumers and experts to help buyers formulate opinions on what to buy, where to buy and how much to' and is a Classified Ad service in the online services category. There are more than 50 alternatives to Cars.com, not only websites but also apps for a variety of platforms, including Android, iPhone, iPad and Android Tablet apps. The best Cars.com alternative is eBay, which is free. Other great sites and apps similar to Cars.com are craigslist, Particl Marketplace, LubeLogger and OfferUp.