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Convert Apple Numbers to Excel — Free, No Upload

Someone sent you a .numbers file and you don't have a Mac. Convert it to Excel (.xlsx) or CSV right here in your browser. No signup, no upload, no limits.

How to use the Numbers to Excel converter

  1. 1

    Drop .numbers files

    Drag and drop the Apple Numbers files into the box, or click to pick them.

  2. 2

    Choose output format

    Pick Excel (.xlsx) to keep every sheet, or CSV for one file per table.

  3. 3

    Convert and download

    Each file is parsed in your browser and re-saved. Download instantly — nothing is uploaded.

Why won't a .numbers file open on Windows?

Apple Numbers is the spreadsheet app that comes free on every Mac, iPhone, and iPad — and it saves in Apple's own .numbers format, not Excel's .xlsx. Windows has no built-in reader for it, Excel refuses it, and Google Sheets won't import it either. So when a colleague on a Mac emails you a spreadsheet, it can land as a file your PC simply can't open.

This tool reads the .numbers file directly in your browser, pulls the data out of every table, and rebuilds it as a standard Excel workbook or CSV — formats that open anywhere. Because it runs on your device, your figures never leave your computer. For the full picture, see how to open a .numbers file on Windows.

Your files never leave your browser.

All processing runs locally on your device. No uploads, no tracking of file content.

FAQ

Can I open a .numbers file on Windows without a Mac?

Not directly — Windows, Excel, and Google Sheets can't read Apple's .numbers format, because it's an Apple-only format created by the Numbers app on Mac, iPhone, and iPad. This tool reads the file in your browser and converts it to Excel (.xlsx) or CSV, which every spreadsheet app opens.

What is a .numbers file?

It's a spreadsheet created by Apple Numbers, Apple's answer to Excel. Since 2013 the format is an 'iWork Archive' — a compressed bundle of Apple's own data. That's why double-clicking one on Windows does nothing useful: no non-Apple program is built to read it.

Does it keep all my sheets and tables?

Yes. Choosing Excel (.xlsx) output puts every table from the Numbers file into its own sheet in one workbook. Choosing CSV gives you one .csv file per table, since CSV can only hold a single table each.

Are my spreadsheets uploaded anywhere?

No. Parsing runs entirely in your browser on your device. Nothing is sent to a server — you can confirm it in your browser's Network tab. That matters for spreadsheets, which often hold financial or personal data.

Will formulas and formatting survive?

The converter extracts your data — the values in every cell — and rebuilds them as a clean Excel or CSV file. Calculated results come through; live formulas, colors, and charts may not, because those are stored in Apple's private format. For most people moving data off a Mac, the values are what matter.

Can I convert several .numbers files at once?

Yes. Drop as many as you like and each is converted and offered for download in turn. No signup, no daily limit.

It says 'old Numbers '09 file' — what now?

Apple changed the .numbers format in 2013. This tool reads the modern format (Numbers 3.0 and later), which is what every current Mac, iPhone, iPad, and iCloud version saves. A file from the old 2009–2012 app uses a different internal layout the tool can't read. The fix: open it once in current Numbers or at iCloud.com and re-save — that upgrades it to the modern format, and it'll convert fine.

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Last updated: 2026-07-13