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App Development





                                                                                 Chapter
                                                                                 06







                             Your Aim

                             to learn about:
                                What is an App?                                    The Android and iOS
                                Categories of Mobile Apps                          Varieties of Apps

                                Downloading and Installing the App                 Developing an App




                  With the advancement in technology, smartphones play an important role in our daily lives.
                  Although their primary function is telecommunication, smartphones now support a variety of
                  apps that enable tasks once considered unimaginable on these devices. You can perform various

                  tasks on smartphones, such as bill payments, shopping, video calling, messaging, and playing
                  games.
                      WHAT IS AN APP?


                  An app is a software program primarily developed for hand-held smart devices such as mobile and
                  tablet. It helps them perform their personal and professional tasks more effectively. The 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. 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 computer from the Microsoft Store.
                  The three main types of applications are as follows:
                      Desktop Applications: 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 of the
                     examples of desktop applications are Paint, Notepad, and Word.



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