G2 Vendor Directory

Certain

#28 in Event Marketing

San Francisco, CA

1

Products on G2

130

Total reviews

4.3

Avg. star rating

  • Certain ranks #28 in Event Marketing.
  • Reviews across Certain's portfolio declined 81.8% quarter-over-quarter.
  • Certain's 1 product span 5 categories on G2.
  • Small Business is the largest segment among reviewers, at 38.0%.

Traffic & LLM citations

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

Page views and citations · Certain

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 Certain.

Key stats

-81.8%

#28

5

Small Business

1994

75

San Francisco, CA

Adoption by company size

SegmentShare of reviews
Small Business38.0%
Mid-Market26.4%
Enterprise35.7%

Quarterly history

QuarterTotal reviewsAvg. rating
2024 Q454.2
2025 Q164.5
2025 Q474.8
2026 Q194.1
2026 Q2113.8
2026 Q324.5