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Online Microsoft Outlook Alternatives

There are many alternatives to Microsoft Office Outlook as a web app if you are looking for a replacement. The best Online alternative is Spike, which is free. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Office Outlook and many of them are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to Microsoft Office Outlook are Mailpile, HEY Email, Missive and OnMail.

Microsoft Office Outlook alternatives are mainly Email Clients but may also be Calendar Apps or Email Organizers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Microsoft Office Outlook.
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Microsoft Outlook, part of the Microsoft Office Suite (not to be confused with...

Learn more about Microsoft Office Outlook

  1. Spike icon

    Spike

    • FreemiumProprietary
    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Software as a Service (SaaS)
    • Oculus Rift

    Bring your workspace together into one unified app. It’s everything your team has been looking for in a productivity and messaging app, but easier, and all with your email.

    One powerful space for all your work needs—get email, chat, notes, tasks, calendar and audio/video calls all from your inbox
    Spike vs Microsoft Office Outlook opinions
    pros, cons and recent comments

    Brings all of my communications into one place. Also allows for easier sending, saving, and sharing of files shared amongst my teams.

    Positive comment ago
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    0
  2. Mailpile icon

    Mailpile

    • FreeOpen Source
    • Linux
    • Online
    • Self-Hosted
    • OpenPGP

    Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.

    Discontinued

    1.0.0 Release Candidate 6 from 2019 is the last version on GitHub (https://github.com/mailpile/Mailpile/releases). Possibly the development has been stopped.

    Screenshot


  3. HEY Email icon

    HEY Email

    • 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. Since they don’t sell ads, or invade your privacy, they charge $99/year for HEY

    Screenshot
    HEY Email vs Microsoft Office Outlook opinions
    pros, cons and recent comments

    Hey isn't an email client, it's an email service

    Negative comment ago
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    0
  4. Collaborative email and threaded group chat for productive teams. A single app for all your internal and external communication.

    The perfect shared inbox!
  5. OnMail icon

    OnMail

    • FreemiumProprietary
    • Online
    • iPhone
    • iPad

    It's time to change email. A brand new email service, built from scratch for today's world.

    Screenshot


  6. Nextcloud Mail icon

    Nextcloud Mail

    • FreeOpen Source
    • Online
    • Self-Hosted

     Mail app for Nextcloud.

    No screenshots yet
  7. Calendar icon

    Calendar

    • FreeProprietary
    • Online

    Calendar, part of Office Online , is a time-management web application by Microsoft.

    The calendar
  8. Cozi icon

    Cozi

    • FreeProprietary
    • Online
    • Android
    • iPhone
    • Blackberry
    • Android Tablet
    • Windows Phone
    • iPad
    • Kindle Fire

    Cozi is a free online calendar that helps families coordinate activities. See who needs to be where and when, be reminded of upcoming appointments, and print your calendar by week or month. Cozi is the easiest online calendar you'll ever use.

    Screenshot
  9. Polymail icon

    Polymail

    • Mac
    • Online
    • iPhone
    • iPad

    The most powerful platform for email productivity in a beautiful native app — on desktop and mobile.

    Screenshot
  10. mail2web.com icon

    mail2web.com

    • FreeProprietary
    • Online

    Check your email on the web using our Webmail Application.

    With mail2web.com you can check your email from anywhere using our Webmail service. No registration required and we never share your information with anyone. Just enter your email address and password!.

    Screenshot
Showing 10 of 27 alternatives