Web-based Microsoft 365 Copilot Alternatives

There are many alternatives to Microsoft 365 Copilot as a web app if you are looking for a replacement. The best Online alternative is ONLYOFFICE, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Microsoft 365 Copilot and many of them are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to Microsoft 365 Copilot are Proton Docs, Google Workspace, Zoho and ZetaOffice.

filter to find the best alternatives

Microsoft 365 Copilot alternatives are mainly Office Suites, but if you're looking for Word Processors or Spreadsheet Apps you can filter on that. Other popular filters include Open Source, Paid, Android + Open Source, Windows + Free, Word Processing, Linux and Self-Hosted. 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 Microsoft 365 Copilot.
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Alternatives list

  1. ONLYOFFICE icon

    ONLYOFFICE

     684 likes

    Open-source office suite offering document, spreadsheet, and presentation editing with co-editing modes, plugin support, integration across 30+ services, robust security, and mobile access. Available in Community, Enterprise, and Home Server editions for versatile deployment.

    82 ONLYOFFICE alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad
    • Self-Hosted
    • AppImageHub
    • Snapcraft
    • Flathub
    • Samsung Galaxy Store
    • Software as a Service (SaaS)
    • Flatpak
    • Cloudron
    OnlyOffice 9.3 Document running in Windows 11
     
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  2. Proton Docs icon

    Proton Docs

     43 likes

    Docs in Proton Drive are end-to-end encrypted so your work stays safe from data breaches, online surveillance, and can never be fed into AI models.

    Cost / License

    Application types

    Platforms

    • Online
    Proton Docs screenshot 1
     
  4. Google Workspace icon

    Google Workspace

     146 likes

    Google Workspace delivers a cloud-based suite combining Gmail, Calendar, Meet & Drive to enhance collaboration through tools like Docs and Sheets. Offers secure storage options, custom domain emails, and robust management capabilities with 2FA and 24/7 support.

    57 Google Workspace alternatives

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    Google Workspace screenshot 1
     
  5. Ad
    Screenshot
    Google Workspace icon
    Google Workspace

    Google Workspace delivers a cloud-based suite combining Gmail, Calendar, Meet & Drive to enhance collaboration through tools like Docs and Sheets. Offers secure storage options, custom domain emails, and robust management cap...

    https://workspace.google.com
    Learn More
  6. Zoho icon

    Zoho

     159 likes

    An all-in-one online office suite designed for businesses, featuring ad-free and privacy-first tools such as word processor, spreadsheet, presentation application, CRM, email/webmail, and hosted wiki. Enables easy real-time collaboration and integration across various platforms.

    55 Zoho alternatives

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Online
    Zoho screenshot 1
     
  7. ZetaOffice icon

    ZetaOffice

     9 likes

    Experience LibreOffice in your browser with ZetaOffice, featuring device access, self-hosting or CDN deployment, API for tailored integration, and data control. Enjoy a comprehensive suite with Writer for formatting, Calc for data analysis, and Impress for presentations, optimized for performance.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Flathub
    • Flatpak
    ZetaOffice screenshot 1
     
  8. Infomaniak kSuite icon

    Infomaniak kSuite

     11 likes

    Suite for secure email, calendaring, file sharing, chat, and online meetings, offering real-time collaboration on docs, GDPR compliance, customizable branding, renewable energy use, advanced user management, and all data hosted in Switzerland.

    81 Infomaniak kSuite alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    Infomaniak kSuite screenshot 1
     
  10. Apple iWork icon

    Apple iWork

     94 likes

    iWork is an office suite by Apple. It includes Pages, a word processing and desktop publishing application, Keynote, a presentation package, and Numbers, a spreadsheet application.

    41 Apple iWork alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • Online
    • iPhone
    • iPad
    Apple iWork screenshot 1
     
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  11. Collabora Online icon

    Collabora Online

     13 likes

    Collabora Online is a powerful LibreOffice-based online office suite with collaborative editing, which supports all major document, spreadsheet and presentation file formats and works in all modern browsers.

    35 Collabora Online alternatives

    Cost / License

    • Paid
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Self-Hosted
    • Software as a Service (SaaS)
    • Cloudron
    With live video collaboration. Using Talk in the right side bar.
     
  12. Murena Workspace icon

    Murena Workspace

     10 likes

    Murena Workspace is your personal email account, your agenda and contacts, your drive on the cloud and your online office suite. All combined in one single service at murena.io, simple to use. It is powered by proven open-source software like NextCloud and OnlyOffice.

    48 Murena Workspace alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Online
    Murena Workspace screenshot 1
     
  13. Kolab icon

    Kolab

     43 likes

    Kolab provides a FOSS communication & collaboration solution that can be completely self-hosted. Take back control of your data and access it via the webinterface, or existing mobile & desktop clients.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Linux
    • Online
    • Self-Hosted
     
  14. Zimbra Collaboration Suite icon

    Zimbra Collaboration Suite

     35 likes

    Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative web application available today, Zimbra boosts the productivity of users on any desktop and dramatically reduces TCO compared to legacy platform vendors.

    46 Zimbra Collaboration Suite alternatives

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Linux
    • Online
    • Self-Hosted
    Zimbra Collaboration Suite screenshot 1
     
  15. SSuite Office icon

    SSuite Office

     14 likes

    SSuite Office is the foremost provider of Free quality office software on the internet today.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    • Linux
    • Online
    • Self-Hosted
    SSuite Office screenshot 1
     
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