Apple iWork Numbers Generic

Readable

spreadsheet

Numbers is a spreadsheet application created by Apple as part of the iWork Productivity Suite. This entry is currently an extension-only entry to provide a default identification in the absence of a signature-based identification.

Identify it

Extensions	`.numbers.numbers.zip`
Signatures	`504b0304` at byte 0
PRONOM	`fmt/825`
Wikidata	`Q34275169`

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Open it

libetonyekOpen sourcereads · Mozilla Public License, version 2.0
LibreOfficeOpen sourcereads · MPL-2.0
LibreOffice CalcOpen sourcereads · Mozilla Public License, version 2.0
Numbersreads and writes

Convert it

To	With	Fidelity	Command and losses
Microsoft Excel for Windows 2007 onwards	LibreOffice	Partial	`soffice --headless --convert-to xlsx in.numbers` Layout may shift; macros and some features are not kept.
OpenDocument Spreadsheet file format family	LibreOffice	Partial	`soffice --headless --convert-to ods in.numbers` Layout may shift; macros and some features are not kept.
PDF	LibreOffice	Partial	`soffice --headless --convert-to pdf in.numbers` Fixed layout: the document is no longer editable.
Comma Separated Values	LibreOffice	Lossy	`soffice --headless --convert-to csv in.numbers` First sheet only, values only: formulas, formatting and other sheets are lost.

Sources

From Converters (FFmpeg, ImageMagick, Pandoc, LibreOffice), Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-24.

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