DonorSearch vs. Windfall: Why DonorSearch Is the Best Choice
Nonprofits of all shapes and sizes choose DonorSearch over competitors like Windfall for DonorSearch’s tailored customer service, comprehensive insights, and ease of use.
Why Nonprofits Choose DonorSearch Over Windfall

Comprehensive Prospect Research
DonorSearch boasts the largest prospect research database in the world, consisting of more than one billion data points. Millions of records are added and updated weekly to ensure you always have access to current, complete information.

Accurate, Donor-Focused Insights
Understanding a prospect’s willingness to support your nonprofit’s mission is just as important as determining their ability to make a significant contribution. Our wealth and philanthropic screening tools measure giving capacity, affinity, and philanthropic history to provide a full picture of each prospect, helping you cultivate stronger relationships with them. And since DonorSearch leads the industry in accuracy, you can spend less time validating results and more time getting to know your donors!

Cutting-Edge, Responsible AI
DonorSearch provides predictive modeling through DonorSearch Ai and DonorSearch Enhanced CORE, AI-generated prospect reports through ProspectView Online 2, and fundraising content generation via our partnership with Momentum. As a member of the Fundraising.AI collaborative, we’re committed to advancing responsible AI use in the nonprofit sector by promoting data ethics, security, inclusiveness, accountability, and transparency.

Top-of-the-Line Integrations
DonorSearch integrates with more than 40 nonprofit fundraising tools and constituent relationship management (CRM) systems. This way, your organization’s database will always be up-to-date and accurate, and it’ll eliminate the need for manual data entry.

Tailor-Made for Nonprofits
DonorSearch’s clients span various nonprofit verticals—arts and culture, the environment, faith-based, higher education, healthcare, and more. No matter your organization’s mission, we understand your unique fundraising needs and can provide you with the tools you need to succeed!
How DonorSearch & Windfall Stack Up
DonorSearch | Windfall | |
Number of Clients | 13,000+ | 800+ |
Data Sources | More than 1 billion data points from 140 datasets, updated weekly | Not disclosed |
Prospect Research Accuracy Rate | Above 90% | Not disclosed |
Wealth and Philanthropic Screening | Provides a holistic view of prospects’ capacity, affinity, engagement, and philanthropic indicators to demonstrate ability and willingness to give | Places a heavier emphasis on giving capacity with limited affinity, engagement, and philanthropic insights |
Integrations | 40+ CRM systems and nonprofit fundraising tools | 20+ technology integrations (for-profit and nonprofit) |
AI Offerings | Predictive AI (DonorSearch Ai and DonorSearch Enhanced CORE) and Generative AI (ProspectView Online 2 and Momentum partnership) | Predictive AI only (Propensity Modeling) |
Customer Support | Personalized support from a client success representative assigned to your nonprofit | General contact form and support team |
Recognized For:
“We sent a batch of sample records, which included some people we knew very well—from our board, from members of our team—to DonorSearch and some other vendors. What came back was that DonorSearch had the most accurate results. We picked people that we knew so that we could really validate those [results].…And the accuracy…made choosing DonorSearch pretty much a no-brainer.”
Sarah Richards
Prospect Research Coordinator
Dynamic Catholic Instituted DonorSearch.
“DonorSearch is the first product that I’ve used…that I have felt was intuitive, that had the support I needed, and that was accurate.…You will make your money back. We’ve made our money back within the first couple of months.”
Matthew Cook
Executive Director
Blue13 Dance Company