G2 Vendor Directory

Mailbird

#22 in Email Client

Sacramento, CA.

1

Products on G2

102

Total reviews

3.6

Avg. star rating

  • Mailbird ranks #22 in Email Client.
  • Mailbird's 1 product span 2 categories 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 Mailbird's products.

Page views and citations · Mailbird

Source: G2 review data

Winning from

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

1

Microsoft

16 switched
2

Mozilla

2 switched
3

Postbox

2 switched
4

HUSS BV

1 switched

Losing to

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

1

Missive

2 switched
2

Superhuman

1 switched
3

Microsoft

1 switched
4

Mozilla

1 switched

Key stats

—

#22

2

Small Business

2012

25

Sacramento, CA.

Adoption by company size

SegmentShare of reviews
Small Business80.6%
Mid-Market16.3%
Enterprise3.1%

Quarterly history

QuarterTotal reviewsAvg. rating
2024 Q422.3
2025 Q113.0
2025 Q222.5
2025 Q424.8