Applications used in Mobile phones are capturing the heart of millions of customers in the present scenario of mobile communicative age. Mobile application development for wide range of mobile phones available in the market is quickly growing because all (mobile application developers, creative & technically expert mobile users, even novice mobile user in application development) are engaged to develop customized applications for their respective mobiles phones.

So how come big mobile companies can stay away from this! Google made alliances with several mobile companies and produced “Android” and providing all possible facilities for Android Application Development. Application development for Android is quite easy by using the guidelines provided by Google’s Android Software Development Kit (Android SDK), allow developers using Java programming language for the Android application development as well. Core applications can be developed with the help of Android SDK are Email client, SMS program, Calendar, Maps, Browser and Contacts.

By developing point of view core applications help in simplifying the reuse of framework APIs in the process of Android app development, Google has provided inbuilt libraries & Android tools as well for supporting the application developers. Development of any Android application is usually based on the combination of four crucial components such as activity, content provider, service, and intent receiver. Every component has its unique functions such as intent receiver works in reaction to any event like ringing of phone, service can be consisted of many activities like media player and content provider works for sharing the application data with another just like SQLite database. After setting up with core components, user interface is essential in the process of Android application development with SDK and in this step views & viewgroups is provided to use as well as many widgets & layouts are offered. Smart work of themes can be done either with Android default style or customized themes.

Android SDK offers complete tools for the Android application development plus smart developers can develop customized applications for Android as well, so ornamentation of mobiles with customized applications has changed the whole way of using mobiles.