On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 38 on 2014-10-07
In Chrome Android version 38 on 2014-10-08
In Edge version 12 on 2015-07-29
In Firefox version 18 on 2013-01-08
In Firefox for Android version 18 on 2013-01-08
In Internet Explorer version 11 on 2013-10-17
In Quest Browser version 5.0 on undefined
In Opera version 25 on 2014-10-15
In Opera Android version 25 on 2014-10-16
In Safari version 10.1 on 2017-03-27
In Safari on iOS version 12 on 2018-09-17 Note: Only available on iPad, not on iPhone. Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games.
In Samsung Internet version 3.0 on 2015-04-10
In WebView Android version 38 on 2014-10-08
In WebView on iOS version 12 on 2018-09-17 Note: Only available on iPad, not on iPhone. Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games.