Launched in September 2014, Bidsquare has flourished into an active community of auction houses, antique dealers and collectors looking to modernize the art and auction world. Six renowned auction houses paved the way for Bidsquare to become the premier, online platform for real-time bidding on the best fine art and antiques. High-Quality Items. Best Fine Art & Antiques. Leading Auction Houses. Free Auction Results. Only Curated Auctions.