Browser-based phone test
Touch Screen Test
Draw across a touch grid to check coverage and simultaneous touch input. Touch trails, touched-cell coverage and possible dead zones. Browser and device limits can cap the number of simultaneous touches.
Interactive test
Everything runs locally. Nothing is recorded, uploaded or stored.
How to use it
Run the test in portrait or landscape, follow the on-screen instructions and use the visible Exit control or Escape to leave fullscreen. Results describe what this browser session delivered; they are not a replacement for a repair inspection.
Check your phone's real specs →Frequently asked questions
What does the Touch Screen Test check?
Touch trails, touched-cell coverage and possible dead zones.
Does this prove the phone is perfect?
Browser and device limits can cap the number of simultaneous touches.
Is anything uploaded?
No. The test runs in your browser and does not record, save or upload test media.