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Fundraising Event Software for Nonprofits

The only platform built for every moment of your fundraising event

Support all your online or in-person fundraising events, from galas and golf outings to luncheons, auctions, and community events. Our adaptable fundraising event software makes planning, promoting, and executing every detail easier so your team can focus on powering your mission and delivering a seamless guest experience.

Fundraising event software that powers change

Join more than 14,000 nonprofits that fundraise fearlessly with the OneCause Fundraising Platform.
$8B+
raised through our platform
Laptop and mobile screens showing an event fundraising site for “16th Annual Night of Gratitude,” alongside a “Proceeds by Type” summary card with a bar chart and revenue breakdown (tickets, sponsorships, silent auction, live auction, raffles, and more).

Elevate the guest experience

Create modern, intuitive fundraising experiences that inspire generosity. With streamlined registration and check-in, custom ticketing, mobile bidding, and self-checkout options, your guests can engage, bid, and give effortlessly anytime, anywhere.

See for yourself
Event check-in and checkout screens on mobile devices showing a digital ticket with QR code, an item pickup options modal for auction items, and an attendee search list with check-in status.

Manage every event with ease

Simplify and centralize your event planning with integrated ticketing, table and seating management, sponsorship tracking, and donor management tools. Our fundraising event management software supports unlimited events, helping you scale your strategy without adding complexity.

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Maximize event revenue

Unlock new revenue opportunities with sponsorship sales, real-time analytics, paddle raises, fund-a-need appeals, raffles, and flexible donation tools. With built-in insights and AI-assisted event readiness tools, you can optimize performance before, during, and after every event.

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Run your most important events with confidence

The only platform built for every moment of your nonprofit fundraising event — from first ticket sale to final checkout.

Deliver engaging events that connect supporters in person and online.

  • Branded online auction and event sites
  • Mobile bidding and giving from any device
  • Flexible ticketing, sponsorships, and guest management
  • Seamless QR check-in and self-checkout

The right OneCause package for every organization

Whether you’re managing a signature event, growing a portfolio of fundraising experiences, or supporting chapters across the country, OneCause offers packages designed to meet your organization’s needs.

Professional

Manage ticketing, sponsorships, registration, auctions, donations, checkout, and more in one platform. Ideal for galas, golf outings, luncheons, and other fundraising events.

Enterprise

Build on everything in Professional with tools for organizations managing multiple events and more advanced fundraising strategies, including Event Ambassador Fundraising, event series, and sponsorship invoicing.

National

Give national organizations the tools to support affiliates and multiple fundraisers while maintaining centralized oversight, with organization hierarchy, event templates, multi-affiliate reporting, and API support.

Event fundraising requires innovation, and OneCause has been our trusted partner every step of the way. We wouldn’t do it any other way.
Jenna Czaplewski
The Coalition for Children, Youth & Families

FAQs about our fundraising event management software

Fundraising event software manages every part of a nonprofit event — ticketing, mobile bidding, live giving appeals, checkout, sponsorships, and reporting — in one platform. If events drive a significant share of your annual revenue, purpose-built software directly reduces execution risk and increases what you raise. Nearly half of organizations that skipped events missed their fundraising goals entirely.