Microsoft OneNote is a digital note-taking app for organizing, sharing, and syncing notes across devices.

Sign in to Microsoft OneNote, the digital note-taking app for capturing and organizing ideas across devices.

Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.

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在您的平板电脑、手机和计算机上免费获取 OneNote 应用，以便您无论身在何处都可以将您的观点和待办事项列表记录到一个位置。

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OneNote Class Notebooks have a personal workspace for every student, a content library for handouts, and a collaboration space for lessons and creative activities.

Welcome to OneNote Class Notebook Sign in with your Office 365 account from your school to get started.

Quickly capture Sticky Notes in the cloud and access them wherever you go.

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