The App
Store is an online software store where software can be purchased. The
software, also known as apps, includes programs for smartphones and other devices like tablets, car radios and media players. In the App Store you can find apps for free, but also paid. They can be very useful, but also foolish.
Worldwide,
there are four major suppliers of Apps. The App Store of Apple with more
than 500,000 applications, the largest online software store. Second is the
Android Market of Google Android with approximately 350,000 applications. Other
well-known online software stores are BlackBerry App World, about 50,000 apps
and the Ovi Store by Nokia, about 50,000 apps.