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Tools/Touch & input/Multi-Touch

Touch & input

Interactive · Runs in this browser

Multi-Touch Test

Place multiple fingers on the test surface to see separately numbered contacts, live coordinates, active contact count, and the highest simultaneous touch count observed in this session.

Touchscreen path test

Drag one or more fingers across the surface. Each pointer gets its own path, and coverage is estimated across a 24 × 14 grid. Mouse and pen pointers work too.

0 active contacts

The drawing itself is visual. Live path, active contact, and coverage totals are reported below it.

Active contacts
0
Recorded paths
0
Grid coverage
0%
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Transparent method

What this test tells you

This tool reports only interactions and browser APIs it can observe. It does not infer hidden hardware specifications or turn unsupported access into made-up results.

Source
Live browser input
Privacy
Local to this tab
Limits
Shown in the result

Before you run

Get a cleaner answer

  • Use the actual device, control, or output you want to check.
  • Allow camera or microphone access only when that test asks.
  • Browser privacy limits are shown as unsupported, not as failures.
  • Repeat the interaction if you want to confirm a fault.

Useful context

Common questions

Why does my phone show fewer points than expected?

The hardware, operating system, browser, browser gestures, or screen protector can all affect how many contacts reach the page.

Is the result stored?

No. Touch events and paths stay in the current page session and are cleared when you reset or leave.

Troubleshooting

Fix common problems

Multi-Touch is not responding

  1. 1Reload the page and keep this tab visible while testing.
  2. 2Check browser permissions and connect the device you want to test directly.
  3. 3Try the same check in another current browser to separate a browser issue from a device issue.

Keep checking

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