I can't speak for the WP8. As for the BlackBerry 10 environment there are many android applications but from what I am seeing the BlackBerry 10 Native applicat

I can't speak for the WP8. As for the BlackBerry 10 environment there are many android applications but from what I am seeing the BlackBerry 10 Native application app land is empty and ripe for the taking. The BES 10 environment applications are also something I am shocked to say that has no competition. There are many different niches that you can work on for BlackBerry 10. SharePoint, Remote Desktop, Stock Data Applications, Alternative to BlackBerry Work Drives, Real File Manager