Best Real Estate Agent Websites 1. Zillow Best for: Buyers, renters, sellers, finding agents, finding mortgage lendersAbout: Whether you’re buying, selling, or browsing Zillow has something for you. If you’re listing a home on Zillow yourself, you’ll receive access to a sales proceeds calculator, your home’s “zestimated” value, a local news feed, and tools to help you price your home...