With application software (application program or short application) Computer programs are referred to, which are used to manage a useful or desired functionality or support. They are the "solution of user needs." Examples of applications are: image editing, video editing, word processing, spreadsheet, specific business functions such as financial accounting, goods management etc.
However, now also partially desktop application software is called app , e.g. since the operating system Microsoft Windows 8 (Windows apps), which is used on both desktop PCs and tablet PCs, or Apple operating systems.
A special form of application software are web applications. These are accessed from the workstation or mobile device via a web browser and they run in the browser.