An interesting datapoint is this guy: http://www.reddit.com/r/IAmA/comments/caq8f/iama_developer_who_sells_the_same_app_both_in_the/ http://www.reddit.com/r/IA

An interesting datapoint is this guy: http://www.reddit.com/r/IAmA/comments/caq8f/iama_developer_who_sells_the_same_app_both_in_the/ http://www.reddit.com/r/IAmA/comments/caq8f/iama_developer_w... Who made the same app for the iPhone and for Android. His ratio was 3:1, which is roughly the ratio of handsets in the US iirc.