2013 was a big year for the email marketing world. Mobile opens finally hit and surpassed the 50% mark, while Android moved from the #6 spot to #3 spot and now represents 12% of total opens. In April, following months of anticipation, Outlook.com finally replaced Hotmail. Google caused quite the commotion with the introduction of Gmail tabs in May, not to mention the addition of image caching and automatic image downloads in December.
Between the replacement of Hotmail with Outlook.com, major Gmail changes, and a continuous increase in mobile opens, email client market share stats saw quite the shift in 2013. In this infographic, Litmus takes a deep dive into these statistics!