Gmail Opens Increase 20%: How to Optimize Emails for Any Gmail Inbox

In the first half of 2015, we’ve seen email open data continue to favor mobile apps and providers that focus on new and innovative solutions. Desktop opens have fallen 4% in the first half of 2015 now representing 22% of opens. Mobile opens have seized desktop’s fallen share, growing 4% to capture 49% of market share. Conversely, opens in free webmail services like Gmail, Yahoo, and have decreased 4%; opens in these providers currently make up 29% of opens.


53% of Emails Opened on Mobile; Outlook Opens Decrease 33%

We’ve been tracking email opens for more than 4 years. And it’s incredible to see how behaviors have changed over time. Mobile email was barely a blip on our radars in 2011, and made up just 8% of email opens. Fast forward to 2014, and nearly half of emails are opened on smartphones and tablets—a 500% increase in four years.

Gmail Data Analysis Reveals Image Blocking Affects 43% of Emails

In December, Google announced that images in emails will now show automatically. We’ve kept a close eye on the increased open counts in Gmail—automatic image downloads have given us a unique opportunity to examine the impact that image blocking has had on email marketing for years. What we’ve learned is fascinating, and unveils a critical metric unknown to email designers before now.

Gmail Continues to Shift the Market Share Landscape

Mobile Gmail apps for both Android and iOS download images automatically and serve them via Google’s caching service. As users update to the new mobile Gmail apps, we’re seeing image caching affect mobile open rates, specifically opens made with the Gmail app on Android. As Gmail open rates rise, there has been a corresponding drop in Android opens. Since January, Android opens have dropped 34%—now representing 8% of opens.


Email Client Market Share: Where People Opened in 2013

2013 brought lots of changes to the world of email marketing. Whether it was the replacement of Hotmail with, the introduction of Gmail tabs, or a continuous increase in mobile opens, email market share stats have seen plenty of shifts. In this infographic, we take a deep dive into these statistics!

Mobile Maintains 51% Majority; Gmail Gains 3%

After meeting (and exceeding!) the 50% tipping point in November, mobile opens maintained their majority share through December. For the first time since May 2012, webmail opens netted an increase—moving from 18% to 20% of opens. Meanwhile, desktop opens decreased from 31% to 29%. Earlier in December, Gmail shook things up with big announcements which contributed to another major change in email client market share.


Have Webmail Users Gone Mobile?

In the last year, mobile opens have increased 24% (from 41% to 51% of total opens), while webmail opens have decreased 36% (from 28% to 18% of total opens). On the surface, it appears as though mobile opens continue to grow at webmail’s expense, but is that really the case?