I think andriod as more.
Can you use Windows apps on IOS? NO! Same for the Pre. it's WebOS. not Android OS!
Yeah now you can run android games and apps on windows or PC so there is a blog for tutorial about this step by step http://fullitsolution.blogspot.com/2014/02/how-to-run-android-apps-on-pc-step-by.html
Android
Youwave is a platform which enable you to run android apps on windows PC.
Windows 7 is an OS for computers. But if you mean windows 7 the new phone OS then i would have to say android. There are thousands of apps you can buy (and still hundreds that are free)
The Galaxy Tab runs Android OS. You may find apps on Android from Windows Mobile, but while Android runs the Linux Kernel, Windows Mobile is on Windows CE. These bases are way different, so no. Why would you expect Android to be compatible with such and outdated OS as Windows Mobile.
It's possible, as there are DIY's on how to do it. A more commercial application is using the BlueStacks app player, which allows Android apps to run in a Windows or Mac OS environment. Some manufacturers are also coming out with desktops, laptops, and tablets that can dual-boot Android and Windows.
There is no exact figure available on Internet to know the exact number of android apps but according a professional estimate there are 3,75000 apps available on android market. In August it is expected that android market will be having more than 4,00000 apps.
Basically youwave download in android and windows mobile and its protect the game apps.
Depends on your criteria e.g. For Apps: Apple, For More Freeness Android is In my opinion who has an android phone and a iPod touch I think android is better
Obviously, The best place to for android apps is android market place. The official platform to download every app of android but not those which were suspended because for violating rules. Many good apps were suspended from Android market just because of policy issues even people liked those apps a lot but still they did it. On the whole one can find more than 85% android apps on Android market place.
The best software for it is BlueStacks. It is a free, downloadable platform that can be used to run Android apps on a Windows based device. Check the related links for download site. Some other and better options than Bluestacks are Andy , Genymotion and AMI DuOS.