Mobile Marketing Stat of the Day
iPhones and iPads accounted for half of all emails opened during the last half of 2013!
38% of iPhone users spend 15 seconds or more viewing each email message they opened.
Android devices accounted for 14% of all emails opened during that same period (the last half of 2013).
Source: Movable Ink
Again, make sure your emails are readable on smartphones and tablets. Over 64% of emails are opened on smartphones.