Spreadsheets: what Claude and GPT would buy
Two AI models chose on their own, with no web access. Nobody tested these products: this is what each one says, and how to check it.
Claude and GPT choose the same product: Microsoft Excel
In Software, Claude and GPT choose the same brand in 34 of 64 categories.
Claude Opus 5.5 · October 29, 2026
Microsoft Excel (line)
It is the spreadsheet standard, unmatched for formulas, PivotTables, Power Query, large datasets and compatibility with everyone else's files.
Not for: Casual list-makers, who are well served by free spreadsheets, and people who need Word and PowerPoint too, who should get a Microsoft 365 plan instead of standalone Excel.
GPT 6.1 Sol · November 10, 2026
Microsoft Excel (line)
Powerful formulas, PivotTables, and broad file compatibility make it versatile for budgeting, data analysis, and professional reporting.
Not for: Those needing a free spreadsheet or only basic calculations.
Which one fits you
free and offline, no account
LibreOffice Calc (line)
It is a free, open-source desktop spreadsheet that opens and saves .xlsx files.
Not for: People relying on Excel macros or Power features.
Check before you buy
Where to find Microsoft Excel
- Microsoft Store
- Best Buy
- Staples
Shops seen in search results on November 11, 2026. A shop missing here may sell it too. Nothing was checked by a person.
Brands that matter
- Microsoft: Excel is the business standard.
- Google: Sheets is best for collaboration.
- LibreOffice: Free and open-source desktop suite.
- Apple: Numbers is free on Apple devices for casual use.