Free, open-source, and handles old .doc files perfectly.
In the late 2000s, "RIP" versions (some under 10MB) were popular on file-sharing sites. ⚠️ The Risks of "Highly Compressed" Files
Microsoft does not host these files anymore; to install a licensed copy, you generally need the original installation disc and a valid product key.
Microsoft Office 2007 introduced new Open XML-based file formats for Office applications. These new file formats reduce file size, Office 2007 end of support - Microsoft Lifecycle