Google Play: An online store by Google, contains android apps

Google launched a new site called Google play. The site is an online store of Google and the site stores Google Inc's Android apps, games, devices and products. It also stores 4.5million music songs, Books, movies and games.
The site aims to be like Giant online stores Amazon.com, Apple store and Microsoft's store.
The site has now many free android apps and you can directly install those apps on your android based tabs and other devices.