Mouse Tester

Browser mouse diagnostics

Check buttons, movement, and scrolling in real time.

Move, click, or scroll inside the test area to begin.

Input data stays in your browser.

Live input

Mouse visual

Listening

Move, click, and scroll anywhere in this panel. Right-click is disabled only while testing here. Back and Forward buttons may navigate this tab in Firefox.

Digital input

Buttons

1 Primary Released 0 presses

3 Wheel Released 0 presses

2 Secondary Released 0 presses

4 Back Released 0 presses

5 Forward Released 0 presses

Extra button reporting can vary by mouse, operating system, and browser.

Browser events

Movement and wheel

Values update inside the test area

Movement

Horizontal delta: 0 px

Vertical delta: 0 px

Position: 0, 0

Total distance: 0 px

Move events: 0

Double clicks: 0

Wheel

Horizontal: 0 px

Vertical: 0 px

Direction: Idle

Wheel events: 0

Technical information Event details Show details

Input APIs: MouseEvent and WheelEvent

Capture scope: Test area only

Active buttons bitmask: 0 (none)

Last event: None

Wheel delta mode: Pixels