About TestMouse
TestMouse provides free browser tools for observing mouse input and practising clicking, aiming and reactions. No account or download is needed.
Methods and limitations
The tools use mouse events and browser timers. Each page explains the operation and the meaning of its results. Readings include effects of the browser, operating system, display and your actions; they are not laboratory hardware benchmarks.
Content and corrections
These instructions describe the tools' implementation. They are not product reviews or claims of independent certification. TestMouse is responsible for the site content. TestMouse does not offer email support or an online message service. Use the instructions and troubleshooting steps on each tool page.