G2 Vendor Directory

Windfall Data

#6 in Donor Prospect Research

San Francisco, California

1

Products on G2

56

Total reviews

4.8

Avg. star rating

  • Windfall ranks #6 in Donor Prospect Research.
  • Reviews across Windfall Data's portfolio declined 83.3% quarter-over-quarter.
  • Windfall Data's 1 product span 1 category on G2.
  • Small Business is the largest segment among reviewers, at 53.7%.

Traffic & LLM citations

Monthly G2.com page views and citations by AI answer engines, summed across Windfall Data's products.

Page views and citations · Windfall Data

Source: G2 review data

Winning from

Based on reviewers who said they switched from another vendor's product.

Losing to

Based on reviewers of other products who said they switched from Windfall Data.

Key stats

-83.3%

#6

1

Small Business

2016

89

San Francisco, California

Adoption by company size

SegmentShare of reviews
Small Business53.7%
Mid-Market31.5%
Enterprise14.8%

Quarterly history

QuarterTotal reviewsAvg. rating
2025 Q194.9
2025 Q254.9
2025 Q474.9
2026 Q264.2
2026 Q314.5