APPS:

          Google Apps provides independent customizable versions of different Google products under a custom domain. It features Web applications such as Gmail, Google Calendar, Talk, Google Groups, Docs, and Sites. Google Apps for education is free while for business it is only free for 30 days. After that it cost $5 per user account and $50 per year. There is an App “store” that has apps that are both free and for a fee.

*writing android apps without coding link

http://voices.yahoo.com/how-create-iphone-android-app-without-programming-10689969.html

GAMES:

                As of April 2013 there are 38 games available and they are located under the Google+ games tab, giving them less visibility. Games is being removed as of June 2013.