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App Development
6
Learning Outcomes
What is an App? Defining Android and iOS
Types of Mobile Apps Categories of Apps
Downloading and Installing the App Developing an App
With the advancement in technology, smartphones play an important role in our daily lives.
However, the main function of smartphones is telecommunication, but now with the help of
apps, you can do many things that were previously unimaginable on smartphones. You can
perform various tasks on smartphones, such as online bill payment, online shopping, video
calling, message chat, and playing games.
i + WHAT IS AN APP?
An app is a software program primarily developed for hand-held smart devices such as mobiles
and tablets. It helps the user to perform their personal and professional tasks more effectively.
"App" is a modern term derived from the word "application." Generally, the word "app" is used
to refer to the applications on smart devices such as mobiles and tablets. Thousands of apps
are available for smart devices. Most of the apps are freely downloadable from the app store.
However, some of the apps need to be purchased from the app store.
The three most popular app stores are Google's Play Store, Apple's App Store, and Microsoft
Store. However, the Microsoft Store is not in use for mobile devices. But you can download the
apps for your tablet and computer from the Microsoft Store.
There are mainly three types of applications, which are as follows:
• Desktop: The application that is mainly developed for a computer or laptop is called a desktop
application. This type of application depends on the hardware and operating system on
which it runs. It is usually developed for a particular operating system. Some examples of
desktop applications are Paint, Notepad, and Word.
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