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Microsoft Excel vs SmoothCSV: catalog facts
Microsoft Excel	SmoothCSV
Freemium Free online version; the desktop app and Copilot features come with paid Microsoft 365…	Free Free to download; the site lists no paid tier.
Windows, macOS, Android, iOS, Web	Windows, macOS, Linux
Widely used file format and formula language Free collaborative editing in the browser	Opens large CSV files quickly Familiar spreadsheet-style grid with multi-cell editing
Full desktop app needs a Microsoft 365 subscription Copilot features are tied to paid plans	Focused on CSV only, not a full spreadsheet with formulas and charts Maintained by one developer in spare time
Downloadable app, Web application	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.