KatMouse
WindowsEnhanced cross-window mouse scrolling for Windows
Overview
KatMouse boosts productivity by letting you scroll inactive Windows windows simply by hovering over them—no need to click to activate first. It supports vertical/horizontal scrolling, customizable scroll speeds, wheel acceleration, and per-app settings to tailor behavior to your workflow. Integrating smoothly with Windows 10/11, it allows excluding specific apps and runs in the background with minimal resource usage. Perfect for multitaskers switching between browsers, documents, or tools, it eliminates focus loss and saves time. It also offers a portable version for on-the-go use.
Key Features
- Scroll inactive windows via hover (no click required)
- Custom scroll speed & wheel acceleration per application
- Vertical/horizontal scrolling support
- App exclusion list for tailored behavior
Frequently Asked Questions
? Is KatMouse compatible with Windows 11?
Yes, KatMouse works seamlessly with Windows 11, as well as Windows 10 and older versions like Windows 7/8.
? Is it safe to install?
Yes, KatMouse is a trusted, ad-free tool that has been used by users for over a decade with no reported security vulnerabilities.
? Is there a portable version?
Yes, KatMouse offers a portable version that requires no installation—just extract the ZIP file and run the executable directly from any folder or USB drive.
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Tool Info
Pros
- ⊕ Completely free with no ads
- ⊕ Lightweight (minimal system resource usage)
- ⊕ Portable version available
- ⊕ Highly customizable per app
Cons
- ⊖ Outdated settings interface
- ⊖ No touchpad support (mouse-only)
- ⊖ Limited advanced feature documentation