Webtron Online Auction

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.

Livestock Auction Software is a specialized online auction platform built to help livestock auctioneers manage and conduct auctions from start to finish through a fully integrated, white-label system that runs on their own website. It supports the complete auction lifecycle, including bidder registration, catalogue creation with detailed livestock information such as breed, weight, and health, real-time bidding, secure payment processing, and post-sale reporting. It enables auctioneers to run multiple auction formats, including live webcast auctions with real-time audio and video streaming, timed online auctions, and marketplace-style listings, all accessible directly from any web browser without requiring app downloads. It includes bidder management tools that allow auctioneers to track activity and retain full ownership of their customer data, along with automated notifications, pre-bidding, bid extensions, and lot staggering to maintain competitive bidding environments.