Multiboxer application

Windows desktop application

Broadcast keys and mouse input with a focused, lightweight tool.

Zyr Multiboxer is built for players who want a clean local Windows application for controlling multiple game clients without a heavy setup.

Download for Windows

Windows 10/11 · Installer · No account required

Input Keyboard + mouse broadcasting

Setup Windows installer

Support Optional donation

What it does

• Broadcast keyboard and mouse actions to multiple windows.
• Keep the setup small and local: install, configure, and run.
• Use it for your own multiboxing workflow without forcing an online account.

Configuration documentation

New to Multiboxer? Start with the configuration quick start. It builds a five-client layout on one 4K display using familiar number keys.

• Configuration quick start
• Configuration guide
• Complete configuration reference
• Keys and actions
• Configuration troubleshooting

Support development

The application is free to download. If it saves you time or you want to support future improvements, donations are appreciated.