Uncovering the Best Synergy-Through-USB Alternatives for Seamless Multi-PC Control
Synergy-Through-USB, a fork of the popular Synergy software, offers a unique approach to connecting multiple computers via a USB2USB datalink cable, enabling new features and functionalities. However, like any specialized software, users may seek alternatives for various reasons, including broader compatibility, specific feature sets, or different pricing models. This guide explores the top Synergy-Through-USB alternatives, helping you find the perfect solution for controlling multiple PCs with a single keyboard and mouse.
Top Synergy-Through-USB Alternatives
If you're looking to streamline your multi-computer setup beyond what Synergy-Through-USB offers, these alternatives provide a range of features, platforms, and pricing to suit diverse needs.

Synergy
Synergy is the original commercial and open-source solution that allows you to share one mouse, one keyboard, and one clipboard between multiple Windows, Mac, and Linux computers. It's an excellent Synergy-Through-USB alternative for those who appreciate cross-platform compatibility and core features like Mouse Sharing, Keyboard Sharing, and Two-way clipboard sharing.

Mouse without Borders
Mouse without Borders is a fantastic free Windows-only alternative to Synergy-Through-USB, allowing you to control up to 4 computers from a single mouse and keyboard. Its features include Mouse Sharing, Keyboard Sharing, Support for Multiple Monitors, Drag n drop functionality, and a Universal clipboard, making it a robust option for Windows users.

ShareMouse
ShareMouse is a commercial mouse and keyboard sharing software for Windows and Mac PCs. It stands out as a Synergy-Through-USB alternative due to its robust feature set, including Automatic display layout switcher, Portable edition, Screensaver synchronization, and extensive Drag and drop capabilities for files, text, and bitmaps, along with standard Mouse and Keyboard Sharing.

Input Director
Input Director is a free (for personal use) Windows application that lets you control multiple Windows systems using a single keyboard/mouse. As a Synergy-Through-USB alternative, it's tailored for Windows users, offering Gaming-focused features, the ability to Create Macros, and standard Keyboard and Mouse Sharing.

Multiplicity
Multiplicity is a commercial Windows-only solution that creates a virtual KVM switch, enabling control of multiple computers with one keyboard and mouse. It's a strong Synergy-Through-USB alternative for Windows environments, boasting features like Remote desktop, Remote Support, Support for Multiple Monitors, and a Virtual KVM Switch, alongside Keyboard and Mouse Sharing.

x2vnc (win2vnc)
x2vnc (win2vnc) is a free and open-source program for Windows and Linux that allows you to use two screens on two different computers as if they were connected to the same computer. While it focuses primarily on Support for Multiple Monitors via VNC Viewer, it serves as a straightforward Synergy-Through-USB alternative for those needing basic screen extension without full KVM functionality.

across
Across is a commercial solution for Mac, Windows, and Android that makes a Bluetooth-equipped PC or Mac work as a standard Bluetooth keyboard/mouse combo. It's a unique Synergy-Through-USB alternative if you're looking for a wireless, Bluetooth-based connection for Keyboard Sharing and Mouse Sharing.

ShareKM
ShareKM (Share Keyboard and Mouse Beta) is a free tool for Windows and Android that allows you to control your Android device from your desktop with your computer's mouse and keyboard. This makes it a specialized Synergy-Through-USB alternative for users specifically looking to integrate an Android device into their multi-PC setup, offering Keyboard Sharing, Mouse Sharing, and Support for Android Things.
Choosing the best Synergy-Through-USB alternative depends on your specific operating system needs, desired features like clipboard sharing or drag-and-drop, and whether you prefer free, open-source, or commercial solutions. Explore these options to find the perfect fit for your multi-computer workflow.