Android Phones are a line of smartphone devices running Google's open source android operating system. The term 'open source' means that it can be freely modified and distributed by anyone.
Due to the above fact, there are a number of different manufacturers who produce android powered mobile phones each with its own unique and customized interface far from Google's default interface.
The Android OS exists in a variety of versions for the mobile platform they include:
- Android 5.0 'Lollipop'
- Android 4.4 'KitKat'
- Android 4.1 - 4.3 'JellyBean'
- Android 4.0 'Ice Cream Sandwich'
- Android 3.0 - 3.2 'HoneyComb'
- Android 2.3 'Gingerbread'
- Android 2.2 'Froyo'
- Android 2.0 - 2.1 'Eclair'
- Android 1.6 'Donut'
- Android 1.5 'CupCake'
