Open Source Microsoft 365 Copilot Alternatives for Android

There are many alternatives to Microsoft 365 Copilot for Android if you are looking for a replacement. The best open source Android alternative is LibreOffice. If that doesn't suit you, our users have ranked more than 25 alternatives to Microsoft 365 Copilot and six of them are open source and available for Android so hopefully you can find a suitable replacement. Other interesting open source Android alternatives to Microsoft 365 Copilot are ONLYOFFICE, Collabora Office, Collabora Online and Open365.

filter to find the best alternatives

Microsoft 365 Copilot alternatives are mainly Office Suites, but if you're looking for Spreadsheet Apps or Word Processors you can filter on that. Other popular filters include Android + Open Source and Windows + Free + Works Offline. 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.
Microsoft 365 Copilot iconMicrosoft 365 Copilot
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Office suite offering productivity tools for document creation, collaboration, and AI-enhanced editing across various platforms and devices.

More about Microsoft 365 Copilot
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Microsoft 365 Copilot alternatives page was last updated Jun 17, 2025
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  1. LibreOffice icon

    LibreOffice

     3005 likes
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    Comprehensive free office suite supporting word processing, advanced spreadsheets, dynamic presentations, vector drawings, math formulas, and robust database management. Fully compatible with major office formats across all operating systems, it offers extensive capabilities for personal or professional tasks.

    51 LibreOffice alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • Snapcraft
    • Flathub
    • PortableApps.com
    • F-Droid
    • Flatpak
    LibreOffice Writer on Linux

    Properties

    1.  Customizable
    2.  Lightweight

    Features

    1. Microsoft 365 Copilot icon  Compatible with Microsoft Office
    2.  Ad-free
    3.  Works Offline
    4.  Print to PDF
    5. Microsoft Word icon  Export to Word
    6.  GNU/linux-libre
    7.  Multiple languages
    8.  Community-based
    9.  Built-in PDF converter
    10.  Export to PDF
    11. Microsoft 365 Copilot icon  Export to office formats
    12.  Multiplatform

    LibreOffice VS Microsoft 365 Copilot

     
    Comments about LibreOffice as an Alternative to Microsoft 365 Copilot
    Comment summary: LibreOffice is widely praised for being a free, open-source alternative to Microsoft 365, offering compatibility with Microsoft file formats and a robust feature set. However, some users face UI/UX challenges and document formatting issues, especially with complex elements. While many appreciate its open-source nature and resource efficiency, others highlight its outdated interface and slower performance compared to Microsoft's suite.
    Top Positive Comment
    Korwin
    Nov 10, 2019
    3

    Free, Windows, full Microsoft Office (.doc, .xls), Microsoft Office Open XML, OpenDocument, and Portable Document Format support.

    Top Negative Comment
    wouf336
    Dec 9, 2024
    1

    Really bad UI and UX, no cloud save, no collaboration tools, use this of you wanna flashback to early 2010s

    Most Recent Comment
    social-remodeler
    Positive Oct 2, 2024
    1

    LibreOffice is free and open source and also brings in free document types which are not restricted by Microsoft.

    Libreoffice lacks in some point of support Microsoft only document styles but you can create fully functional documents shareable with any Microsoft office Suit.

    Show more comments
    3 of 58 comments
    Microsoft 365 Copilot Icon
    LibreOffice icon

    • Almost everyone thinks LibreOffice is a great Microsoft 365 Copilot alternative.

    • LibreOffice is the most popular Windows, Android, Mac & Linux alternative to Microsoft 365 Copilot.

    • LibreOffice is the most popular Open Source & free alternative to Microsoft 365 Copilot.

    • LibreOffice is Free and Open SourceMicrosoft 365 Copilot is Freemium and Proprietary
  2. ONLYOFFICE icon

    ONLYOFFICE

     572 likes
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    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.

    71 ONLYOFFICE alternatives

    License model

    • Free Personal • Open Source

    Application types

    Country of Origin

    • LV flagLatvia
    • European Union flagEU

    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 screenshot 1

    Properties

    1.  Privacy focused

    Features

    1. Microsoft 365 Copilot icon  Compatible with Microsoft Office
    2.  Works Offline
    3.  Real time collaboration
    4.  Tabbed interface
    5. Nextcloud icon  Nextcloud integration
    6.  Team Collaboration
    7.  Export to PDF
    8.  Multiple languages
    9.  Ad-free
    10.  Dark Mode
    11.  Spell Checking
    12.  Cloud based

    ONLYOFFICE VS Microsoft 365 Copilot

     
    Comments about ONLYOFFICE as an Alternative to Microsoft 365 Copilot
    Comment summary: ONLYOFFICE is widely praised as a free and open-source alternative to Microsoft 365 (Office), providing strong compatibility with Microsoft Office formats. Users appreciate its modern design, fast performance, and versatility across platforms, including Linux. While some note it lacks a few features, its user interface and formatting capabilities generally surpass those of LibreOffice.
    Top Positive Comment
    Jatan Mehta
    Jan 4, 2019
    9

    Doesn't mess up formatting like LibreOffice does.

    Most Recent Comment
    social-remodeler
    Positive Oct 2, 2024
    0

    It is not proprietary software.

    nguyenkhoi-luong-56
    Positive Jun 27, 2024
    0

    It's free and open source software. Compatible with most Microsoft Office documents. Doesn't track you at all.

    Show more comments
    3 of 22 comments
    Microsoft 365 Copilot Icon
    ONLYOFFICE icon

    • Almost everyone thinks ONLYOFFICE is a great Microsoft 365 Copilot alternative.

    • ONLYOFFICE is the most popular Web-based, iPhone, iPad, SaaS, Android Tablet & Self-Hosted alternative to Microsoft 365 Copilot.

    • ONLYOFFICE is Free Personal and Open SourceMicrosoft 365 Copilot is Freemium and Proprietary
  4. Collabora Office icon

    Collabora Office

     51 likes
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    The enterprise-ready edition of LibreOffice provides you the powerful on-premise office suites, that enable you to access documents, author new content and work collaboratively. For Windows, macOS, Linux, Android, iOS and Chrome OS.

    35 Collabora Office alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Self-Hosted
    • Software as a Service (SaaS)
    • Cloudron
    Collabora Office screenshot 1

    Top Collabora Office Features

    1.  Ad-free
    2.  Works Offline
    3.  Convert Word documents to PDF
    4.  Convert Excel to PDF document
    5.  Dark Mode
    6.  No registration required
    7.  No Tracking
    8.  GPU Acceleration
    9.  Support for Multiple threads
    10.  Online Editing
    11.  Multiple languages
    12.  Built-in PDF converter

    Collabora Office VS Microsoft 365 Copilot

     
  5. Ad
    Screenshot
    ONLYOFFICE icon
    ONLYOFFICE

    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...

    https://www.onlyoffice.com
    Learn More
  6. Collabora Online icon

    Collabora Online

     10 likes
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    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.

    23 Collabora Online alternatives

    License model

    Application types

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

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

    Properties

    1.  Privacy focused

    Features

    1.  Online collaboration
    2.  Multiple languages
    3.  Import CSV Data
    4.  Full-Text Search
    5.  WYSIWYG Support
    6.  Ad-free
    7.  Real time collaboration
    8.  Spell Checking
    9.  Dark Mode
    10.  Web-Based
    11.  Online editor
    12.  Cloud based

    Collabora Online VS Microsoft 365 Copilot

     
  7. Open365 icon

    Open365

     30 likes
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    The open source cloud with LibreOffice online - LibreOffice online + Seafile + KDE. Improve your productivity and communicate better with your team members. The world is moving forward. Welcome to the open source cloud!.

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • ES flagSpain
    • European Union flagEU

    Platforms

    • Android
    • Self-Hosted
    Open365 screenshot 1
    Discontinued

    The project seems to be no longer developed. Last commit on the GitHub repo was made on June 27th, 2016, but it can be still downloaded and installed.

    Open365 Features

    1.  Cloud Sync

    Open365 VS Microsoft 365 Copilot

     
  8. AndrOpen Office icon

    AndrOpen Office

     3 likes
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    AndrOpen Office is a independent port of Apache OpenOffice for Android.

    You can view, edit, import, and export PDF, Word, Excel & PowerPoint documents using full features of the OpenOffice in the PC version.

    AndrOpen Office has 5 components: Writer a word processor you can.

    50 AndrOpen Office alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • JP flagJapan

    Platforms

    • Android
    • Android Tablet
    AndrOpen Office screenshot 1
    AndrOpen Office screenshot 2
    AndrOpen Office screenshot 3
    Discontinued

    Last commit in 2020

    AndrOpen Office Features

    1.  Works Offline
    2.  Ad-free
    3.  Export to PDF
    4.  Multiple languages

    AndrOpen Office VS Microsoft 365 Copilot

     
6 of 6 Microsoft 365 Copilot alternatives