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.ONE File Extension

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File TypeOneNote Document

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Rare Uncommon Average Common Very Common
CategoryData Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.


Document created with OneNote, a note-taking program developed by Microsoft; accepts typed input as well as digitized handwriting; may also include text or objects pasted from other applications, such as images, drawings, and audio/video clips.

Programs that open ONE files
Microsoft OneNote 2016
Updated 5/16/2008

FileInfo - The File Extensions Database

This page contains information about the .ONE extension and its known file associations. Our goal is to help you understand what an ONE file is and how to open it.

The OneNote Document file type, file format description, and programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and therefore do not publish any information we have not verified.

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