Huber also mentioned that 350,000 Android devices are being activated per day, a data point which was revealed this past week. In terms of breaking out share by device and market, Huber said the company doesn’t reveal these numbers. But he did say that with device partners, there is strength in U.S., Japan, Korea, and Europe specifically. He added that international is growing as a whole in terms of Android usage.
To put the 3 billion stat in perspective, Apple just passed 10 billion app downloads in January. But thanks to the fast growth of the sale of Android phones, Google’s app downloads are growing fast. The first billion installs took 20 months, the second billion installs took another 5 months, and the third billion took only 2 months."
Source: TechCrunch, 14th April 2011