Terms of use

The tools provide informal checks of what your browser can observe. Results depend on browser support, hardware, drivers and settings. They are not a repair guarantee, professional certification or medical diagnosis.

Choose comfortable audio volume and display brightness. Stop a test if it causes discomfort. Rapid-flashing pixel modes require a separate opt-in and can be unsuitable for people sensitive to flashing light. Follow your device manufacturer’s instructions for wet or damaged hardware.

TestMyDevice is independent and is not affiliated with device manufacturers or the developers of the browsers mentioned. Product names describe compatibility.

See methods and references and the privacy notice.