Work · alternatives · 2026

24 alternatives to Twomon SE

Your tablet becomes a dual monitor!

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Twomon SE launched in 2021; newer entries below may have overtaken it.

1. 1
   Duet Display▲749

   Use your iPad as a second display for your Mac

   2014 · duetdisplay.com · its alternatives →

2. 2
   shiftscreen 4X▲117

   Turn your iPad into a desktop computer

   2021 · apps.apple.com · its alternatives →

3. 3
   Duet on Android▲109

   Duet display finally comes to Android

   2019 · duetdisplay.com · its alternatives →

4. 4
   Duet Display For iPad Pro▲213

   Re-Engineered for unbelievable performance

   2015 · duetdisplay.com · its alternatives →

5. 5
   Duet Display for Windows▲140

   Your iPad as a beautiful extra display, now for Windows

   2015 · duetdisplay.com · its alternatives →

6. 6
   Air Display ▲106

   Turn your iPad/iPhone into a wireless display for your PC.

   2015 · its alternatives →

7. 7
   Use an old tablet as an extra monitor▲281

   but only for terminal and curses apps

   2023 · github.com · its alternatives →

8. 8
   Duet Display▲6

   Ex-Apple Engineers turn your iPad into an extra display.

   2017 · apps.apple.com · its alternatives →

9. 9
   shiftscreen for iPad and iPhone▲137

   External display for your iPad/iPhone!

   2020 · shiftscreen.app · its alternatives →

10. 10
    New iPad Pro (2020)▲493

    Apple's newest tablet, aimed to replace laptops

    2020 · apple.com · its alternatives →

11. 11
    shiftscreen 3.0▲109

    Second screen for your iPad!

    2020 · shiftscreen.app · its alternatives →

12. 12
    Luna Display 4.0▲203

    Luna Display now turns any Mac into an extra display

    2019 · astropad.com · its alternatives →

13. 13
    Luna Display 5.0▲200

    Turn your iPad into a wireless display, now for Windows

    2021 · astropad.com · its alternatives →

14. 14
    Luna Display▲343

    Hardware that turns the iPad into a wireless second display

    2018 · shop.astropad.com · its alternatives →

15. 15
    TouchBar for your old MacBook▲212

    Use Touch Bar on an iPad through USB connection

    2016 · github.com · its alternatives →

16. 16
    Lok Board▲125

    Experience desktop class efficiency on your iPad

    2024 · apps.apple.com · its alternatives →

17. 17
    Duet Pro 2.0▲160

    Pro desktop drawing on your iPad

    2017 · duetdisplay.com · its alternatives →

18. 18
    Total Remote Control▲79

    Control your Mac from your iPad with pro-level precision

    2025 · total-remote-control.com · its alternatives →

19. 19
    Duet Display - Hardware Accelerated▲144

    The fastest second display app for your iPad

    2019 · duetdisplay.com · its alternatives →

20. 20
    Mountie▲210

    Mount a second screen (iPad/iPhone/tablet) to your MacBook

    2014 · tenonedesign.com · its alternatives →

21. 21
    DUO by Mobile Pixels▲114

    A second screen for your laptop

    2018 · mobilepixels.us · its alternatives →

22. 22
    Duet Display - iPad Pro▲10

    Your iPad as a beautiful extra display, now for Windows

    2015 · duetdisplay.com · its alternatives →

23. 23
    iPadOS▲222

    A new OS for the iPad with a new homescreen and multitasking

    2019 · apple.com · its alternatives →

24. 24
    Air Display 3.0▲74

    Use your iOS screen as a second display for your Mac

    2015 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →