Types of computer applications include word processing software, database software, spreadsheet software, presentation software, multimedia software, enterprise software, information worker software, simulation software, educational software, content access software, and software that enables the development or engineering of products. Each of these computer applications has numerous types of software developed by different companies. Computer applications are software made for specific purposes.
A computer application is defined as a set of procedures, instructions and programs designed to change and improve the state of a computer's hardware. Applications are made in a machine-understandable language to accomplish a variety of individual or organizational jobs. They are made with user-friendly interfaces for easy use. Applications are either sold, licensed, run online, or require installation on the computer. Some systems can be downloaded as freeware, used and copied without restraint. Those that are shareware are downloadable, but a user often needs to pay a certain amount to be able to use them.
Common examples of word processors are Microsoft Word, WordPad and Notepad. Database application software includes MS Access and Oracle. Microsoft Excel and Lotus 1-2-3 are examples of spreadsheet applications. Multimedia application examples are Media Player and Real Player. The most common presentation software is Microsoft PowerPoint. Examples of educational computer applications are Encarta, Britannica, NASA World Wind, and Google Earth.