Microsoft OneNote can be installed on a wide range of devices besides your Mac: Windows computers, Windows phones, iPads, iPhones, or on mobile devices running on Android. To be able to use Microsoft OneNote you need to have and active Microsoft account: in the app’s main window you can input your credentials or you can quickly sign up for a new account, free of charge. Microsoft account required and multi-platform support Microsoft OneNote pushes things even further by making sure that your notes will be instantly sent to all your devices via your Microsoft account’s cloud storage space. Notes managers are fairly popular because they allow you to store small bits of information in a manner that makes them easily retrievable, without having to deal with creating a new document.