Companion software is extended as a set of tools that are designed to work alongside another software application. It can enhance the functionality of the application or provide additional features that the original application may not offer. Synonyms for companion software include add-ons, plug-ins, extensions, and modules. These tools allow users to customize and optimize their software experience according to their needs. Add-ons and extensions have become increasingly popular in modern software applications, offering users an easy way to enhance their software's capabilities without having to purchase new software. With the help of companion software, users can easily tailor their software experience to meet their requirements, making these tools an important part of modern software applications.