Select the version you have a license for (e.g., Office LTSC Professional Plus 2021 ).

| Software | Install Size | Pros | Cons | |----------|--------------|------|------| | | ~200MB (no install) | Compatible, open-source | Interface older than MS Office | | OnlyOffice Desktop | ~250MB | Great compatibility, modern UI | Slightly heavier than LibreOffice | | SoftMaker FreeOffice | ~150MB | Very fast, mimics MS Office | Free version limited to basic features | | WPS Office Lite | ~180MB | Lightweight, tabbed interface | Contains ads (paid version removes them) | | Microsoft Office Web Apps | 0MB (browser-based) | Real MS Office, free | Requires internet connection |