System requirements and supported accounts

Minimum system requirements

iOS: iOS 11

Windows: Windows 10 build 14393

Android: Android OS 5.0

Web: Latest version of Safari, Internet Explorer 11, Chrome, Edge or Firefox

Mac: MacOS 10.13

Supported accounts

Microsoft To Do is free when you use your personal Microsoft Account, which means Microsoft To Do is available to all Office 365 Home and Personal customers as well. Both free and Office 365-subscribed personal Microsoft Accounts rely on Exchange Online servers, so the technical requirements detailed below are met by default.

Common examples of personal Microsoft Accounts are what you use to log in to Skype, or Xbox. You can manage your personal Microsoft Account here:  

You can also use a work or school Microsoft Account, but you'll want to make sure it is supported first. The following Office 365 suites include the licenses needed to use Microsoft To Do with a work or school account:  

  • Business Essentials

  • Business Premium

  • Microsoft 365 Firstline F1

  • Enterprise Firstline F1-F2

  • Enterprise E1-E5

  • Secure Productive Business

  • Secure Productive Enterprise E3

  • Secure Productive Enterprise E5

  • Education E1-E5

  • Education A1-A5

  • Microsoft 365 A3-A5

In addition to a valid product license, one of the following versions of Exchange Online is needed for Microsoft To Do to be able to sync user data: 

  • Exchange Online (Plan 1)

  • Exchange Online (Plan 2)

  • Exchange Essentials

  • Exchange Online Kiosk

  • Exchange Online Plan 1

  • Exchange Online POP

  • Exchange Online (P1)

The following account types or subscriptions are not yet supported: 

  • Accounts hosted via on-premises installations of Exchange Server

  • Governmental accounts/subscriptions

  • Office Pro Plus or Business

  • Office 365 DE accounts/subscriptions operated by T-Mobile Systems

  • Office 365 China accounts/subscriptions operated by 21Vianet

Expand your Office skills
Explore training
Get new features first
Join Office Insiders