Definition - What does Commercial Software mean?
Microsoft products such as the Windows Operating System and MS Office are some of the most well-known examples of commercial software.
Techopedia explains Commercial Software
Contrary to popular belief, open-source software does not necessarily mean free software. Depending on the distribution license, the former can be considered commercial software but comes with the source code to allow customization. Some commercial software applications may also be used freely for non-commercial use.