making a comparison between the AppStore and Android Market

In the applications market, making a comparison between the AppStore and Android Market, reveals that on the Apple store there are more applications for payment and those Android excel free ones.

 Specifically, on AppStore app 70% of charges, while 64% on Android Market is free.
The reason is that many Android developers are still testing the market, perhaps by offering simple titles to download for free to test users' interests.