Microsoft Office Outlook Alternatives for Windows

    There are many alternatives to Microsoft Office Outlook for Windows if you are looking for a replacement. The best Windows alternative is Thunderbird, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Office Outlook and loads of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Microsoft Office Outlook are Mailbird (Paid), eM Client (Freemium), Mailspring (Freemium, Open Source) and Microsoft Mail and Calendar (Free).

    This page was last updated Oct 27, 2021

    1. The powerful, full-featured Personal Information Manager for Windows offering Email, Synchronization, Portability, Network support, Android and iOS versions.
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      EssentialPIM vs Microsoft Office Outlook opinions
      Most users think EssentialPIM is a great alternative to Microsoft Office Outlook.
      Tricky to configure. Does not speak MAPI, but many Cloudservices. I was not successful to synchronize OwnCloud
      Positive comment almost 5 years ago

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      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • BSD
      • PortableApps.com
      Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA). Sylpheed runs on many systems such as Windows, Linux, BSD, Mac OS X and other Unix-like systems.
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    2. MailStore Home - A 100% free single-private-user desktop solution
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      • Free PersonalProprietary
      • Mac
      • Windows
      • Linux
      • Android
      • iPhone
      • Android Tablet
      • iPad
      • Android Wear
      • Kindle Fire
      TypeApp is an all-free, beautifully designed, universal email app, capable of managing unlimited number of mail accounts from various providers, allowing for smart push notifications while enabling personalization across multiple email accounts.
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      • Mac
      • Windows
      • Linux
      • Online
      • Android
      • iPhone
      • Windows S
      • Android Tablet
      • iPad
      Hey is a new hosted email service launched by the makers of Basecamp , which aims to organize your email inbox.
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    3. Trojitá, is a fast Qt IMAP e-mail client that respects open standards and facilitates modern technologies. Trojitá values vendor-neutrality that IMAP provides and is committed to be as interoperable as possible.
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    4. The Bat! is a secure email client software, built to protect your correspondence against third-parties.
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    5. FileOne is an organizer that combines and integrates your notes, documents, contacts, email, photo's/images, calendar and agenda with multimedia.
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    6. Take control of your schedule and get reminded wherever and however you want. Instantly access your appointments, tasks, and notes with a simple glance at a transparent calendar that sits right on your Windows desktop.
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    7. Collaborative email and threaded group chat for productive teams. A single app for all your internal and external communication. As foreign as chat is to email, mixing them unleashes unforeseen possibilities. Missive is the one app you’ll ever need to manage your work life.
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    Showing 20 of 63 alternatives