Thunderbird AlternativesOnly apps categorised as Todo List Managers

The best Todo List Manager alternative to Thunderbird is Microsoft Outlook. If that doesn't work for you, our users have ranked more than 50 alternatives to Thunderbird, but unfortunately only one of them is a Todo List Manager.

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Thunderbird alternatives are mainly Calendar Apps, but if you're looking for Email Clients or Todo List Managers you can filter on that. Other popular filters include Linux, Open Source, iPhone, Windows + Open Source, Windows, Free and iPad. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Thunderbird.
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Alternatives list

  1. Microsoft Outlook icon

    Microsoft Outlook

     397 likes
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    Streamline emails, calendars, contacts, and task management with a smart inbox prioritizing critical messages. Includes calendar scheduling, third-party app integration like Facebook, Dropbox, and Trello, and support for Microsoft Exchange, Outlook.com, and Gmail, ensuring efficient task and email handling.

    126 Microsoft Outlook alternatives

    Cost / License

    • Pay once or Subscription
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
    • Android Wear
    Outlook 365 on Windows
     
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    5
    84
    Comments about Microsoft Outlook as an Alternative to Thunderbird
    Top Positive Comment
    Eyji
    4

    As a Firefox user, I have tried to love Thunderbird but it just can't compete with Outlook, IMHO.

    Top Negative Comment
    LinuxDoge
    3

    Not open source, not privacy-focused, no Linux support

    Guest
    Negative
    3

    outlook is clumsy and bloated and does nothing well. tbird does one thing and well.

    Review by a new / low-activity user.
    Show more comments
    3 of 5 comments
    Thunderbird Icon
    Microsoft Outlook icon

    • Some users think Microsoft Outlook is a great Thunderbird alternative, some don't.

    • Microsoft Outlook is the most popular commercial alternative to Thunderbird.

    • Microsoft Outlook is Paid and ProprietaryThunderbird is Free and Open Source
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