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Let's Know about

4 App Development

Core Concepts

On completion of this chapter you will be able to know:
¨ Mobile App ¨ Advantages of Mobile Apps
¨ Types of Mobile Apps ¨ Categories of Apps
¨ Downloading Apps (Installing/Deleting Apps) ¨ Working of Apps
¨ Simple App Development

Warm Up #Problem Solving

Find out the name of any eight gaming apps for kids which are popular and write their

names in the space given below.

1. _______________ 2._______________

3._______________ 4._______________

5._______________ 6._______________

7._______________ 8._______________

MOBILE APP

These days most of the people use smart phones, tablets, etc. because of their multi-usage
features. The applications that run on these devices are known as mobile apps . Some of the apps
can come preloaded on the device while others can be downloaded from the app store or the
internet. Some may require internet connection, i.e., are online apps, for example, G-mail, Whats
app, Instagram, Facebook etc, while some can even work in an offline mode. For example ,
Calculator, Calendar, Offline maps etc.

ADVANTAGES OF MOBILE APPS

Mobile Apps provide users with various features and advantages which are responsible for their
increased popularity amongst masses. Some of the advantages of these mobile apps are as listed
below:
1. Being Multipurpose: Mobile apps can have access to various device apps such as camera,
contacts, microphone, etc. These, in addition to their specific features, provide a better experience

for users and also serve as a multipurpose platform.

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