The document analyzes download data from various app stores, including the Google Android Market. It finds that in the Android Market, 20% of free apps and 80% of paid apps have been downloaded less than 100 times worldwide. Only two paid Android apps have over 500,000 downloads, while six iPhone apps reach that level in the US alone in two months. The refresh rate of top charts is also higher in the iPhone App Store, with 94 distinct top 10 apps in a month compared to 26 in Android Market.