1. Web
  2. Web APIs
  3. IdleDetector
  4. IdleDetector()

IdleDetector: IdleDetector() constructor

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Note: This feature is available in Dedicated Web Workers.

The IdleDetector() constructor creates a new IdleDetector object which provides events indicating when the user is no longer interacting with their device or the screen has locked.

Syntax

js
new IdleDetector()

Parameters

None.

Specifications

Specification
Idle Detection API
# dom-idledetector-idledetector

Browser compatibility

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
IdleDetector() constructor
Experimental
Chrome – Full support
Chrome 94 (Release date: 2021-09-21)
footnote Full support
Edge – No support
Edge 94 – 95 (Release date: 2021-09-24)
footnote Removed in 96 and later
Edge – Full support
Edge 114 (Release date: 2023-06-02)
footnote Full support
Firefox – No support
Firefox
footnote No support
Opera – Full support
Opera 80 (Release date: 2021-10-05)
footnote Full support
Safari – No support
Safari
footnote No support
Chrome Android – Full support
Chrome Android 94 (Release date: 2021-09-21)
footnote Full support
Firefox for Android – No support
Firefox for Android
footnote No support
Opera Android – Full support
Opera Android 66 (Release date: 2021-12-15)
footnote Full support
Safari on iOS – No support
Safari on iOS
footnote No support
Samsung Internet – Full support
Samsung Internet 17 (Release date: 2022-05-04)
footnote Full support
WebView Android – Full support
WebView Android 94 (Release date: 2021-09-21)
footnote Full support
WebView on iOS – No support
WebView on iOS
footnote No support

Tip: you can click/tap on a cell for more information.

Full support
No support
Experimental. Expect behavior to change in the future.
Has more compatibility info.

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