Mobile Bidding & Auction Software

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Mobilize Your Cause™

Maximize Your Charity Auction

Two Women at an event using OneCause Mobile Bidding Software
A Woman with her hands in the air celebrating at an event that achieved its fundraising goal by using mobile bidding

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This platform puts the attendee experience in their hands. Guest information, check in, pre-event questions, bidding, donating, purchases, and checkout are all controlled by the attendee. This makes it so much easier!

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Della Carver
Arthritis Foundation

Seamlessly manage silent auctions, live auctions, and online auctions


Mobile Bidding is a paperless bidding method that allows guests to bid straight from their phones. Not only will your organization receive more bids with mobile bidding software, but it can also help you simplify your event execution and management.

Mobile Bidding and Auction Software simplifies all aspects of your live and silent auction and adds an unparalleled level of fun and excitement to your events.



How it Works


Start Early

You’ve got this! Publicize your charity auction, sell tickets online, promote sponsorships, and let the bidding being.


Upon Arrival

No more lines! Express check-in allows guests to scan a unique QR code for quick and easy access to your event.


During Event

Experience unparalleled competitive bidding, outbid notifications, raffle ticket purchases, fixed-price items, max bids, donation appeals, and more.


Close Out

No waiting means happier guests. Instantaneous check-out, checkout timeslots, automatic email receipts, and post-event analytics and reporting.



Mobile Bidding Software Designed for Fundraisers

Item and Package Management

Intuitive tools to help manage auction items.

  • Log item location
  • Bundle multiple items into packages
  • Auto assign package numbers
  • Customize starting bids & raises
  • Group items by category

Ticketing and Table Management

Sell and manage tickets online, and assign guests to tables.

  • Customize ticket packages, options, & promo codes
  • Create custom guest questionnaires
  • Manage seated & unseated guests
  • Tap into table analytics to drive competitive giving


Flexible sponsorship opportunities to drive more ROI.

  • Track all sponsorship contributions – paid & in-kind
  • Group & size sponsor logos based on contribution level
  • Sponsor Game encourages brand engagement & awareness

Raffles and Fixed-Price Items

Selling additional items is a breeze.

  • Raffle tickets
  • Mystery boxes
  • Wine pulls
  • Beverage tickets

Donor Management

Track donations, manage communications, and acknowledge your auction donors.

  • View all donor contributions
  • Customize post-event donor receipts
  • Access donor activity across events
  • Real-time donor analytics

Donation Appeals

Create an avalanche of giving in real-time.

  • Create multiple donation moments
  • Live spotter tool for paddle raises
  • Impact levels & targeted achievements
  • Donation commitments & seed amounts
  • Engage in-person and virtual giving audiences

Real-time Scoreboards

Motivate giving in the moment.

  • Showcase current bids
  • Highlight donation progress
  • Recognize donors
  • Foster competitive fundraising

Registration and Checkout

Provide an amazing guest experience by eliminating lines.

  • Contactless express check-in using QR codes at registration
  • Easy-to-manage event day tools for volunteers
  • Supporter-driven payment & item pick-up to minimize wait times

Support & Analytics

Offering Best-in-Class Guidance & Insights

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Support and Services

The OneCause team stands ready to assist. Through live phone, chat, and email support, an online knowledgebase, and collaborative learning sessions, you’ll always have a place to turn for guidance.

Meet our Team ›

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Reporting and Analytics

Our fundraising software takes the thousands of data points collected before, during, and after your campaign, and converts them into actionable insights to help strengthen your mission.

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The OneCause

With OneCause you get more than just software. We are committed to helping nonprofits find the inspiration, tools, and resources to grow your fundraising.

Fundraising Resources

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We can't wait to chat about your fundraising!