: It allows for high-speed mouse mapping and supports 12-bit gaming mice for smooth, accurate aiming in FPS games.

Plug the USB Hub into the , then plug the cable into your phone.

That said, here is a about this type of app and how to safely approach it.

Projects like KeySync use Shizuku for permission handling to map mouse and keyboard events to touch without root.

Search for “Touch 4 Keyboard Mouse” on these platforms. Check the developer name—it should match the official “Touch 4 Team” or similar. Verify the latest version (as of 2025, typically v5.x or higher).

Open your presentation on a laptop connected to a projector. With Touch 4, walk around and use your phone’s screen as a trackpad to click through slides. The vibration feedback confirms each click.

You can tweak how fast the pointer moves, which is a lifesaver depending on your screen resolution.