Android Android is an open-source and Linux-based operating system. It was first introduced on Nov 5, 2007. It was originally developed by Android Inc. and subsequently purchased by Google.Basically, Android is thought of as a mobile operating system. But it is not limited to mobile-only.Android, protection is thoughtfully built into everything that you do. Like downloading apps, browsing the web and choosing to share data. It is currently used in various devices such as mobiles, tablets, televisions etc.Android provides a rich application framework that allows us to build innovative apps and games for mobile devices in a Java language environment.

Android operating system is a mobile operating system that was developed by Google to be primarily used for touch screen devices, cell phones, and tablets. Its design lets users manipulate the mobile devices intuitively, with finger movements that mirror common motions, such as pinching, swiping, and tapping. Google also employs Android software in televisions, cars, and wristwatches—each of which is fitted with a unique user interface.

While Android offers users a viable alternative to other mobile operating systems, several limitations still remain. On the developer side, coding complex user experiences and interfaces is an often difficult task that demands a greater reliance on Java than Objective-C. For users, the apps on the Android Market tend to have lower standards than comparable app stores.the apps have lower security profiles and make users more susceptible to data breaches. Meanwhile, Android's lack of a voice-controlled assistant and its heavy dependence on advertising can repel some users.

• Connectivity
• Storage
• Media support
• Web browser
• Messaging
• Multi-tasking
• Resizable widgets
• Multi-touch
• Wi-Fi
• Screen capture
• Android Beam
• Multi-Language