BidJS vs. Tandem Auctions Comparison Chart

Tandem is specialist auction software built for physical auction houses. Trusted since 1997, we help estate, antiques, art, jewellery, and general auctioneers streamline operations, reduce admin, and deliver a professional bidder experience. Our all-in-one system supports in-room, webcast, hybrid and online-only auctions, with a white-label buyer portal, wishlist and outbid notifications, one-click invoicing, sales tax compliance, integrations to Xero, Mailchimp and others and a full JSON API. Auctioneers save time, attract more bidders, and get paid faster, all with personal support from a team that knows the industry. With clients around the world, we are based in New Zealand and growing into Australia. Tandem combines reliability and personal service with innovation to help auctioneers grow.