Free Spacedesk AlternativesScreen Mirroring Apps like Spacedesk

The best free alternative to Spacedesk is Deskreen, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Spacedesk and 19 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Spacedesk are Weylus, Tab Display, Side Screen and QtScrcpy.

filter to find the best alternatives

Spacedesk alternatives are mainly Screen Mirroring Apps, but if you're looking for Mobile Remote Control Tools or Mouse Sharing Utilities you can filter on that. Other popular filters include Linux, Open Source, Mac, Mac + Screen Mirroring, Linux + Screen Mirroring, Android and Free. These are just examples - use the filter bar below to find more specific alternatives to Spacedesk.
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Alternatives list

  1. Deskreen icon

    Deskreen

     36 likes

    Enables any device with a browser to act as a second screen for computers, featuring secure end-to-end encrypted streaming, entire screen or app sharing, multi-device connections, cross-platform support, advanced video quality controls, and easy WiFi setup.

    23 Deskreen alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Deskreen screenshot 1
     
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    4
    Deskreen vs Spacedesk Comments
    Guest
    Negative
    5

    Can only use to mirror screen - not extend desktop & it has to run through a browser window.

    kucing
    Positive
    1

    It is much faster on browser.

    danteg
    Positive
    1

    It's just a tool to mirror your screen to any other device via web. It happens that if you have a virtual second monitor (HDMI dummy) you can share that as your second monitor.

    3 of 4 comments
    • Deskreen is Freemium and Open SourceSpacedesk is Freemium and Proprietary
  2. Weylus icon

    Weylus

     20 likes

    Transforms tablets or smartphones into graphic tablets or touchscreens for computers, enabling mouse control, screen mirroring, hardware video encoding, keyboard input, stylus support with pressure and tilt on Linux, multi-touch, window capture, and use as a second screen.

    21 Weylus alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
    Weylus screenshot 1
     
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    1
    Weylus vs Spacedesk Comments
    RemovedUser
    Positive
    0

    I like this software. It's lightweight and easy. I try my smartphone and it worked

    • Weylus is Free and Open SourceSpacedesk is Freemium and Proprietary
  4. Tab Display icon

    Tab Display

     15 likes

    Allows extension of a Mac or Windows workspace to iPad, Android, macOS, or Windows devices as portable second screens, supporting multiple connections, wireless linking, cross-platform use, and practical multitasking like separating documents, chat, or meetings.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Tab Display screenshot 1
     
  5. Side Screen icon

    Side Screen

     14 likes

    Transforms any Android tablet into a Mac's second monitor using USB-C for low latency or WiFi with QR pairing, featuring H.265 hardware streaming, touch input, HiDPI support, lightweight design, Gaming Mode, open-source customization, and virtual display window management.

    21 Side Screen alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Android
    • Android Tablet
    Side Screen screenshot 1
     
  7. QtScrcpy icon

    QtScrcpy

     15 likes

    QtScrcpy connects to Android devices via USB (or via TCP/IP) for display and control. It does NOT require the root privileges.

    31 QtScrcpy alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    QtScrcpy screenshot 1
     
    |
    1
    QtScrcpy vs Spacedesk Comments
    Guest
    Negative
    2

    It mirrors phone to desktop, not desktop to phone

    • QtScrcpy is Free and Open SourceSpacedesk is Freemium and Proprietary
  8. superDisplay icon

    superDisplay

     10 likes

    Convert an Android device into a high-performance USB monitor for Windows 10, enabling duplication or extension of the desktop, low-latency operation, graphics tablet functionality, pressure-sensitive stylus use, and compatibility with phones or tablets.

    17 superDisplay alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Android
    superDisplay screenshot 1
     
  10. LetsView icon

    LetsView

     14 likes

    LetsView is a free screen mirroring app that allows users to mirror their screen to a larger display in real time, offering superior quality without lag. Easily connect by scanning the QR code!.

    36 LetsView alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    LetsView screenshot 1
     
  12. VirtScreen icon

    VirtScreen

     2 likes

    Make your iPad/tablet/computer into a secondary monitor on Linux. - GitHub - kbumsik/VirtScreen: Make your iPad/tablet/computer into a secondary monitor on Linux.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Linux
    • Android
    • iPhone
    VirtScreen screenshot 1
     
  13. Win2VNC icon

    Win2VNC

     6 likes

    This program will let you use two screens on two different computers as if they were connected to the same computer. It even works between different operating systems.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    Connectoin Details
     
  14. x2vnc (win2vnc) icon

    x2vnc (win2vnc)

     11 likes

    This program will let you use two screens on two different computers as if they were connected to the same computer.

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    x2vnc (win2vnc) screenshot 1
     
12 of 19 Spacedesk alternatives