WinningBidder.com offers low cost online auction software tailored for fundraising purposes. Our user-friendly software ensures that event organizers can initiate an auction within minutes, while maintaining a rich array of features. Bidders can take advantage of features such as maximum bidding, outbid alerts, and dynamic "popcorn" bidding.
Rather than requiring bidders to download an app, our approach involves sharing a personalized auction URL with supporters. This enables them to explore listed items and place bids using any device. The system operates at remarkable speed, making it particularly suitable for events held in areas with unreliable connectivity, such as charity golf outings.
WinningBidder.com imposes no restrictions on the quantity of items, bidders, or events, making WinningBidder.com the ideal solution for all your online auction requirements throughout the year.
Learn more

Since 2012, AuctionMethod has provided white-label auction software and custom auction software development for the auction industry. Based in Massachusetts, serving the U.S., Canada, Australia, and New Zealand. Serving auctioneers, estate liquidators, farm and heavy equipment, industrial, salvage and recycling, non-profit, corporations, retail liquidators, auto/car dealers, real estate, and arts and collectibles auction businesses.
There are no commissions, no per-lot fees, no platform skim, and no contract, so clients keep the revenue from every sale instead of splitting it with the platform. Clients keep 100% ownership of their bidder lists, seller lists, item data, images, and transaction history on a fully white-label auction website.
The platform covers catalog and lot management, consignor management, bidder registration, invoicing, payment and tax handling, and reporting in one system. Auction event types include timed online auctions, simulcast auctions, blind timed auctions, catalog-only, fixed-price, and perpetual events. AuctionMethod includes a mobile app for iOS and Android. For operations whose workflows fall outside the standard product, AuctionMethod also builds custom auction software development solutions at a fixed rate. AuctionMethod's pricing starts at $100/mo with a $250 one-time setup charge. AuctionMethod offers a 30-day free trial, no credit card required.
Highly rated 4.9/5 on Capterra and SourceForge with a 94% renewal rate.
Learn more
Bonterra Network for Good
Bonterra Network for Good is an AI-powered fundraising and donor management platform built specifically for small and midsize nonprofits. The platform brings donor data, fundraising campaigns, donation pages, events, auctions, volunteer tracking, email marketing, SMS messaging, and peer-to-peer fundraising into one system. Network for Good helps nonprofits stay organized by tracking gifts, interactions, volunteer activity, supporter relationships, and campaign performance in a simple donor database. Its donation pages are mobile-friendly and optimized to convert supporters while automatically feeding donor information back into the platform. Bonterra Que provides built-in AI fundraising guidance that helps teams create emails, forms, SMS messages, donor segments, and stewardship actions using fundraising best practices. The platform also includes 90,000+ proven fundraising templates, drag-and-drop email tools, unlimited SMS messaging, and campaign playbooks. Expert coaching, live training webinars, and personalized 1:1 fundraising consulting help small teams build confidence and improve results. Network for Good is designed to reduce manual work while helping nonprofits act on intelligent recommendations and timely donor follow-up. By combining fundraising software, AI guidance, donor management, coaching, communications, events, auctions, and peer-to-peer tools, Bonterra Network for Good helps nonprofits raise more and grow with clarity.
Learn more
BetterWorld
BetterWorld is a modern fundraising platform designed to help nonprofits, schools, and businesses raise more.
Trusted by over 100,000 organizations, BetterWorld provides tools that simplify fundraising, enhance campaign success, and accommodate any budget — starting at free. Campaigns can be set up in less than five minutes, allowing users to focus on raising funds instead of managing logistics.
With smart automation and a user-friendly design, BetterWorld helps nonprofits save 30–40 hours per campaign while increasing donations by over 30%.
By creating a seamless and hassle-free experience for donors, BetterWorld empowers organizations to run more effective campaigns and achieve their fundraising goals.
Learn more