B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
90%
90% -- email open share for Apple Mail and Gmail (2026-02)
Apple Mail and Gmail account for approximately 90% of email opens.
- Litmus notes over 50% of email opens happen on devices with Apple Mail Privacy Protection activated, which prefetches tracking pixels and inflates open figures.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
90%
Unit
Percentage
Data Vintage
2026-02
Entity
Sample Size
1,100,000,000
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Litmus
Primary
Tier B
https://dmarcguard.io/blog/email-provider-market-share/ ↗
Source Article
Email Provider Market Share 2026: Who Sends the Mail | DMARCguard
Who Sends the Internet’s Email? The 2026 Provider Market Share
Microsoft 365 sends for 19.6% of SPF-enabled domains; Google Workspace for 13.6%. That is the 2026 email provider market share on the one axis almost no chart measures — who actually sends the mail.
Most “email provider market share” and…
Original Research
Litmus
· Original study ↗
Methodology
Litmus tracking-pixel opens, 1.1B+ opens
Methodology documented
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2026 | 70% | |
| 2026-02 (current) | 90% | +28.6% |
Segmentation
Industrymarketing
Cite this stat
Plain Text
Apple Mail and Gmail: 90% email open share. Source: Litmus (2026-02). Via Lighthouse Intelligence -- https://lighthousedata.io/data/apple-gmail-90-percent-opens-2026
HTML Embed
<blockquote cite="https://lighthousedata.io/data/apple-gmail-90-percent-opens-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>90%</strong> -- email open share for Apple Mail and Gmail<br><small>Source: Litmus (2026-02) · <a href="https://lighthousedata.io/data/apple-gmail-90-percent-opens-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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