•  Analysis of 15 billion email opens to see where subscribers read email is summarized in this 2017 Email Market Share infographic
  • Over 70% of email is opened on iPhone, iPad, Gmail, and in Apple Mail
  • Microsoft Outlook is at 6%
  • Almost 60% of all email viewed now is on Mobile Devices
  • Desktop viewing of email is down to 17%
  • Communicaions and marketing teams should design communications primarily for mobile first viewing
  • Breakdown by email client:
    • iPhone, 28%
    • Gmail, 26%
    • iPad, 11%
    • Apple Mail, 7%
    • Outlook, 6%
    • Samsung Mail, 5%
    • Outlook.com, 4%
    • Google Android, 3%
    • Yahoo! Mail, 2%
    • Windows Live Mail, 1%.

Email-Client-Market-Share-2016

---

These highlights are from the source article:

The 2017 Email Client Market Share