Providing analytics to apps on over 200 million devices, it saw 12 times more Android devices activated over the Christmas weekend compared to the previous December weekend.
For iOS devices, the bump was 12.5 times, of which iPhones were up 14 times and iPods up 21 times.

Breaking out the numbers in terms of national markets, Localytics reckons that Android was strongest in South Korea, Sweden, Spain and Japan. IOS was strongest in US, Germany, the UK, Italy and Malaysia.
[source: Localytics]