Desktop application (Linux/macOS/Windows) that switches a DDC/CI-compatible monitor's video input with a single click, and transfers text and files between computers with no network setup.
Keep it if Your monitor supports DDC/CI and you regularly switch between several computers, at least one of which has no manufacturer-provided switching software.
Look elsewhere if Your monitor doesn't support DDC/CI, or you only use one computer at that desk: the tool then serves no purpose.
In practice. What you can do with DisplaySwitcher.
DisplaySwitcher targets a specific problem: a multi-input DDC/CI-compatible monitor whose manufacturer software doesn't cover every OS in use (a common case with Dell monitors, which often support Windows only). The app runs on Linux, macOS (Apple Silicon) and Windows, letting any connected computer trigger the input switch, including for a machine that couldn't do it natively.
Beyond monitor switching, the tool adds text and file transfer between machines via copy-paste, drag-and-drop or a built-in file browser, with no network setup required. On Linux, DDC/CI access needs system configuration (i2c group or udev rule), and Wayland can block low-level access (X11 recommended if it fails).
Single pricing tier at $5.95/month, one-month trial with a credit card required upfront.
Practical uses
Switch a multi-source monitor's video inputOne click instead of its physical buttons, including from a computer that couldn't do it alone.
Transfer text or files between a Linux, macOS and Windows machineNo network or share to configure.
Features & use cases
Transfert fichiers
Poste de travail multi
The case for and against. What DisplaySwitcher does well, and when it costs too much.
For. What works in its favour.
Works from any connected computer, including triggering a switch from a machine that couldn't do it natively on its own.
Text and file transfer across different operating systems avoids USB sticks or network shares to configure.
Pays off from
9 minsaved a month
DisplaySwitcher costs $5.95/month. If your hour is worth $40, those 9 min cover it.
Against. What to plan for.
On Linux, DDC/CI access requires system configuration (i2c group or udev rule), and Wayland can block low-level access.
The Mac version only runs on Apple Silicon; no support for Intel Macs.
Too expensive if
You use it less than once a month
A simple free version or a tool already in your stack would do
Our verdict. What to know about DisplaySwitcher.
How the score breaks down
Added value
3/5
At $5.95/month, the tool replaces a physical action repeated several times a day, a real but narrowly scoped time saving (DDC/CI monitor, multiple computers) (nebulasoftware.com/product/displayswitcher, verified 2026-10-29).
Simplicity
2/5
On Linux, installation requires system configuration (i2c group or udev rule) that's documented but technical, and Wayland may require switching to X11; not an instant first result for a non-technical user (docs.nebulasoftware.com, verified 2026-10-29).
Fit for purpose
4/5
Switches DDC/CI video input from any connected computer and transfers text/files across OSes as advertised, with auto-updating installer and app (nebulasoftware.com/product/displayswitcher, verified 2026-10-29).
Performance
2/5
Limited to two specific functions (DDC/CI monitor switch, text/file transfer) without going further; no automation or advanced features mentioned (nebulasoftware.com/product/displayswitcher, verified 2026-10-29).
Reversibility
4/5
Cancellable from the account page with no contact needed per the site, and the app uninstalls via a documented dedicated script (docs.nebulasoftware.com, verified 2026-10-29).
