As the 2012 holiday season approaches, email marketers should be paying closer attention to how mobile-friendly their messages are. A new report from Knotice found that 36.0 percent of emails were opened on mobile devices in the first half of 2012. This is up from 27.4 percent in the second half of 2011, and up even more from 20.2 percent in the first half of last year.
After tracking about 807 million emails sent across 11 industry segments during the first six months of 2012, Knotice found that 25.9 percent of emails sent in the first half of the year were opened on mobile phones, while 10.2 percent were opened on tablets.
For mobile phones, the breakdown of mobile email opens by operating system is as follows:
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