Touch & input
Interactive · Runs in this browser
Focus the interactive keyboard area and press keys to see physical key codes, reported key values, held-key state, modifier state, repeat behavior, and a session-only event log. Typed text is not transmitted or saved.
Focus the test area and press keys to see browser keydown and keyup events. Nothing is saved or transmitted. Browser events cannot measure end-to-end hardware latency.
Click or Tab here, then press physical keys
Tab remains available to leave this area.
No key events detected yet.
Transparent method
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.
Useful context
No. The event display is produced locally in the page and the tool does not save or send typed content.
The operating system or browser can reserve shortcuts before a webpage receives them.
Troubleshooting
Keep checking