It includes everything from Microsoft Word to Spotify. The Goal: To provide a tool for the end-user.
This is the "parent" category for everything else. It refers to any computer program designed to help a user perform a specific task (unlike system software, which just runs the computer).
These run inside a (Chrome, Safari, etc.) and do not need to be downloaded. Accessibility: Works on any device with internet. Updates: Happen automatically on the server side. Examples: Google Docs, Trello, Amazon. Mobile Apps (Native Apps)
If you are a business owner or developer deciding between them: