Open Word, Excel, PowerPoint files without Microsoft Office

Updated: 12/09/2018 by Computer Hope

If you need to work with files created in Microsoft Office, or create files compatible a Microsoft Office application, many free options are available.

Offline solutions

There are dozens of free programs that can be installed on your computer to open Microsoft Office documents and other office or rich-text documents. Below is a selection of our favorites.

Microsoft Viewer applications

Microsoft has several "Viewer" programs that can be downloaded and used to view Word, Excel, and PowerPoint files, without having Microsoft Office installed on the computer.

Links to download each viewer application from Microsoft's website are listed below.


A free and open-source project from Sun that includes different solutions. It is available for all major platforms including Microsoft Windows, Apple macOS, and Linux. Below is a listing of programs this package includes.



One of the most popular free office suites that supports Microsoft Word, Excel, PowerPoint, and Publisher documents, as well as support for ODF (OpenDocument format).

Online solutions

There are also many free online solutions as well. Below is a listing of our favorites.

Google Docs

Google Docs, available from Google, not only allows you to freely open and create files, but you can also collaborate and share files with anyone who has Internet access.

Google Docs is compatible with many file formats, including .doc, .docx, .rtf, .sxw, .pdf, .ppt, .pps, .csv, .xls, .xlsx, .ods, and .html.


Another solution capable of opening and viewing many Microsoft Office and other rich-content file formats.

ThinkFree is compatible with many file formats, including .doc, .dot, .rtf, .ppt, .pot, .pps, .xls, .xlt, .docx, .pptx, .xlsx, .pdf, and .hwp.