Commercial software. Commercial software, or seldom payware, is a computer software that is produced for sale [1] or that serves commercial purposes. Commercial software can be proprietary software or free and open-source software. [2] [3] [4]

Proprietary software consists of software that is licensed by the copyright holder under very specific conditions. Typically, you are not allowed to modify or distribute the software.

proprietary rights meaning: → property rights: . Learn more.