The web version handles about 90% of what the average user needs. However, it does have limitations. It lacks advanced macros (VBA), complex Power Query connections, and some specialized add-ins used by power data analysts.
| Feature | Free Version (Web/Mobile) | Paid Version (Microsoft 365) | | :--- | :--- | :--- | | | $0 | ~$70 - $100 per year | | Platform | Browser, Phone, Tablet | Desktop (PC/Mac), Browser, Phone | | Storage | 5GB OneDrive | 1TB OneDrive | | Excel Functions | Standard formulas, Charts, Pivot Tables | Everything, plus advanced functions | | Macros (VBA) | Not supported (Web) / Limited (Mobile) | Fully supported | | Data Model | Limited | Full Power Pivot & Power Query | | Updates | Security updates | New features added monthly | excel app free download
LibreOffice is the most popular open-source office suite. Its spreadsheet component, , is completely free to download on Windows, Mac, and Linux. It looks a bit like Excel from 2010, but it is incredibly powerful and supports a wide range of file formats. It is a "forever free" desktop app that doesn't require an internet connection. The web version handles about 90% of what