DevicePosture

Limited availability

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

See full compatibility

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

The DevicePosture interface of the Device Posture API represents the device's posture, that is, whether the viewport is in a flat or folded state.

Instance properties

Inherits properties from its parent, EventTarget.

type Read only: Returns the device's current posture.

Events

change: Fires when the device's posture changes.

Examples

const postureOutput = document.getElementById("currentPosture");

function reportPostureOutput() {
  // type property returns "continuous" or "folded"
  postureOutput.textContent = `Device posture: ${navigator.devicePosture.type}`;
}

navigator.devicePosture.addEventListener("change", reportPostureOutput);

Specifications

Specification
Device Posture API # dom-deviceposture

Browser compatibility

	desktop					mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on iOS	Samsung Internet	WebView Android	WebView on iOS
`DevicePosture` Experimental	Chrome – Full support Chrome 132 (Release date: 2025-01-14) footnote Full support	Edge – Full support Edge 132 (Release date: 2025-01-17) footnote Full support	Firefox – No support Firefox footnote No support	Opera – Full support Opera 117 (Release date: 2025-02-13) footnote Full support	Safari – No support Safari footnote No support	Chrome Android – Full support Chrome Android 132 (Release date: 2025-01-14) footnote Full support	Firefox for Android – No support Firefox for Android footnote No support	Opera Android – Full support Opera Android 87 (Release date: 2025-01-22) footnote Full support	Safari on iOS – No support Safari on iOS footnote No support	Samsung Internet – Full support Samsung Internet 16.2 (Release date: 2022-03-06) footnote Full support	WebView Android – Full support WebView Android 132 (Release date: 2025-01-14) footnote Full support	WebView on iOS – No support WebView on iOS footnote No support
`change` event Experimental	Chrome – Full support Chrome 132 (Release date: 2025-01-14) footnote Full support	Edge – Full support Edge 132 (Release date: 2025-01-17) footnote Full support	Firefox – No support Firefox footnote No support	Opera – Full support Opera 117 (Release date: 2025-02-13) footnote Full support	Safari – No support Safari footnote No support	Chrome Android – Full support Chrome Android 132 (Release date: 2025-01-14) footnote Full support	Firefox for Android – No support Firefox for Android footnote No support	Opera Android – Full support Opera Android 87 (Release date: 2025-01-22) footnote Full support	Safari on iOS – No support Safari on iOS footnote No support	Samsung Internet – Full support Samsung Internet 16.2 (Release date: 2022-03-06) footnote Full support	WebView Android – Full support WebView Android 132 (Release date: 2025-01-14) footnote Full support	WebView on iOS – No support WebView on iOS footnote No support
`type` Experimental	Chrome – Full support Chrome 132 (Release date: 2025-01-14) footnote Full support	Edge – Full support Edge 132 (Release date: 2025-01-17) footnote Full support	Firefox – No support Firefox footnote No support	Opera – Full support Opera 117 (Release date: 2025-02-13) footnote Full support	Safari – No support Safari footnote No support	Chrome Android – Full support Chrome Android 132 (Release date: 2025-01-14) footnote Full support	Firefox for Android – No support Firefox for Android footnote No support	Opera Android – Full support Opera Android 87 (Release date: 2025-01-22) footnote Full support	Safari on iOS – No support Safari on iOS footnote No support	Samsung Internet – Full support Samsung Internet 16.2 (Release date: 2022-03-06) footnote Full support	WebView Android – Full support WebView Android 132 (Release date: 2025-01-14) 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: Full support
No support: No support
: Experimental. Expect behavior to change in the future.