SigmaOS Alternatives

SigmaOS is described as 'The new home for your internet. One window. Many workspaces. All your tabs' and is a Web Browser in the web browsers category. There are more than 100 alternatives to SigmaOS for a variety of platforms, including Windows, Mac, Linux, Android and Android Tablet apps. The best SigmaOS alternative is Mozilla Firefox, which is both free and Open Source. Other great apps like SigmaOS are Zen Browser, Brave, Google Chrome and Tor Browser.

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Alternatives list

  1. Firefox Developer Edition brings you latest features, fast performance, and the development tools you need to build for the open web. Its powerful development tools will extend your ability to work across multiple platforms from one place.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
     
  2. Safari icon
     556 likes

    The best browser for your Mac is the one that comes with your Mac. Safari is faster and more energy efficient than other browsers. Handy tools help you save, find, and share your favorite sites. Built-in privacy features help keep your browsing your business.

    198 Safari alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
     
  3. SeaMonkey icon
     241 likes

    Web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing in one application. Itis built on the open source Mozilla Gecko engine, the same code which underlies Thunderbird and is the base for the Firefox browser.

    184 SeaMonkey alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • PortableApps.com
     
  4. Falkon icon
     171 likes

    Falkon, formerly QupZilla, is a QtWebEngine based cross-platform web browser.

    It aims to be a lightweight web browser available through all major platforms.

    Falkon has all standard functions you expect from a web browser. It includes bookmarks, history (both also in sidebar).

    188 Falkon alternatives

    Cost / License

    Application type

    Platforms

    • Linux
    • KDE Plasma
    • Flathub
    • Haiku
    • Snapcraft
     
  5. Privacy-focused open-source smartphone browser by DuckDuckGo blocks trackers, enforces encrypted connections, and provides a Privacy Grade. Partners with 'Terms of Service Didn't Read' and offers features like tabs, bookmarks, and autocomplete, keeping search data private.

    174 DuckDuckGo Privacy Browser alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid
     
  6. Orion Browser icon
     43 likes

    WebKit-based privacy browser supporting Chrome and Firefox extensions, zero telemetry, built-in ad-blocker, anti-tracking for enhanced privacy, native macOS and iOS integration, lightweight performance, battery-saving technology, and a streamlined browsing experience.

    80 Orion Browser alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
     
  7. Rambox icon
     139 likes

    A digital workspace organizer that allows you to unify as many applications as you want, all in one place. It is perfect for those who care about productivity while working with many business and personal apps.

    34 Rambox alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Snapcraft
     
  8. Iceraven icon
     37 likes

    A web browser for Android, based on Mozilla's Fenix version of Firefox, GeckoView and Mozilla Android Components.

    199 Iceraven alternatives

    Cost / License

    Application type

    Platforms

    • Android
    • Android Tablet
     
  9. GNU IceCat icon
     125 likes

    Gnuzilla is the GNU version of the Mozilla suite, and GNU IceCat is the GNU version of the Mozilla Firefox browser. Its main advantage is an ethical one: it is entirely free software.

    171 GNU IceCat alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Android
     
  10. Deta Surf icon
     19 likes

    Deta Surf is a digital tool that functions as a browser, file manager, and AI assistant. It revolutionizes the traditional web browser by incorporating AI. It simplifies bookmarking web content and allows users to switch between tasks without minimizing or context switching...

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  11. Dia Browser icon
     13 likes

    Browser with AI-powered sidebar enables summarizing web pages, answering questions, drafting content, comparing sites, and adapting task-specific tools for writing, research, shopping, and communication, all with privacy features like ad and tracker blocking included.

    86 Dia Browser alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
     
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