These are programs that perform a specific function or specific tasks for users. Applications for desktop or laptop computers are called desktop applications while those for mobile devices are called mobile apps.

When you open an application, it runs insider the operating system until you close it.  Most of the time you will have more than one application open at the same time, which is known as multi-tasking.

App is a common term for an application, especially for simple applications that can be downloaded inexpensively or even for free.

Desktop applications

There are countless desktop applications which fall into several categories.  Some are full featured e.g. Microsoft Word, while others may do only one or two things e.g. clock or calendar.  This type of software is called productivity software because it allows people to become more efficient and productive while performing daily activities.

Examples of applications you may use:

• Productivity software e.g. MS Office – to write a letter, design a flyer and create many other types of documents.
• Web browser – to access the internet.  Most computers come with a web browser pre-installed.  Browsers such as Microsoft Edge, Mozilla Firefox and Google Chrome can be downloaded.
• Media players – to listen to music or watch a movie e.g. Windows Media Player, iTunes

Mobile apps

Desktop and laptop computers are not the only devices that can run applications.  You can download apps for mobile devices like smartphones and tables using the Playstore on the device.  Examples of mobile apps would be Gmail, Instagram, Facebook,