OneNote is a digital note-taking app that lets you capture, organize, and share notes across all your devices.

Get OneNote for free! Works on Windows, macOS, iOS, Android, and in your favorite browser.

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. Write, sketch and explore big ideas, then see where they take you.

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Sign in to OneNote to capture and sync your notes across devices.

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。 您也可以免费试用 Office 随附的 OneNote。

Sign in to Microsoft OneNote to access your digital notebook and organize your notes across all devices.

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Obtenha o OneNote gratuitamente! Funciona no Windows, macOS, iOS, Android e no seu navegador favorito.

Obtenha o aplicativo OneNote gratuitamente em seu tablet, telefone e computador, para poder capturar ideias e listas de tarefas em um único local, onde quer que você esteja. Ou experimente gratuitamente o OneNote com Office.