G2 Vendor Directory

Proofy.io

#33 in Email Verification

San Francisco, US

1

Products on G2

279

Total reviews

4.7

Avg. star rating

  • Proofy.io ranks #33 in Email Verification.
  • Reviews across Proofy.io's portfolio declined 33.3% quarter-over-quarter.
  • Proofy.io's 1 product span 1 category on G2.
  • Small Business is the largest segment among reviewers, at 80.6%.

Traffic & LLM citations

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

Page views and citations · Proofy.io

Source: G2 review data

Winning from

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

1

ZeroBounce

4 switched
2

Hunter

3 switched
3

Email List Verify

2 switched
4

DeBounce

1 switched
5

Pabbly Subscriptions

1 switched

Losing to

Based on reviewers of other products who said they switched from Proofy.io.

1

Emailable

1 switched
2

Ziff Davis

1 switched
3

DeBounce

1 switched
4

Abacre

1 switched

Key stats

-33.3%

#33

1

Small Business

2015

7

San Francisco, US

Adoption by company size

SegmentShare of reviews
Small Business80.6%
Mid-Market15.4%
Enterprise4.0%

Quarterly history

QuarterTotal reviewsAvg. rating
2024 Q464.5
2025 Q143.8
2025 Q425.0
2026 Q124.5
2026 Q234.7
2026 Q325.0