Apps similar to DeskJoin Control include Synergy. It's paid, but Input Leap and Barrier are free. Other options are Deskflow, Mouse without Borders, InputShare and Multiplicity. You can choose from more than 10 Mouse Sharing Utilities like DeskJoin Control for Windows, Mac and Linux.
Synergy combines your desktop devices together in to one cohesive experience. It's software for sharing your mouse and keyboard between multiple computers on your desk. It works on Windows, macOS and Linux.
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Input Leap is software that mimics the functionality of a KVM switch, which historically would allow you to use a single keyboard and mouse to control multiple computers by physically turning a dial on the box to switch the machine you're controlling at any given moment.
Barrier is a cross-platform software utility for sharing your mouse and keyboard between multiple computers on your desk. It was forked from Synergy version 1.9's codebase.
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Deskflow is a free and open-source keyboard and mouse sharing app. Use the keyboard, mouse, or trackpad of one computer to control nearby computers, and work seamlessly between them. It's like a software KVM (but without the video). TLS encryption is enabled by default.
Control multiple PCs effortlessly with a single mouse and keyboard, drag-and-drop files between machines, and customize your screens with Bing images, all without extra gear.
InputShare enables you to share the keyboard and mouse of your computer with an Android device via ADB in wired / wireless way.
Multiplicity offers a virtual KVM solution, managing several computers with one keyboard and mouse. Its remote modes enable cursor transition across monitors and centralized control. Users can transfer files, stream audio, and lock computers without extra hardware, suitable for command rooms, IT desks, and home users.
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Seamlessly control multiple computers using one mouse and keyboard, switch between systems by moving the pointer, transmit input securely over LAN, share clipboard, support drag-and-drop files, and work across Windows or macOS with no hardware required.
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The Apple Universal Control allow you to control multiple Apple devices, such as an iMac, MacBook, and iPad, all with the same keyboard and mouse.
Mouse Broadcaster is used to duplicate mouse and keyboard actions to multiple PCs on a network.
