On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 14 on 2011-09-16 Note: Before version 66, the gain value of a GainNode would perform a smooth interpolation to prevent dezippering (instead of changing instantly).
In Chrome Android version 18 on 2012-06-27 Note: Before version 66, the gain value of a GainNode would perform a smooth interpolation to prevent dezippering (instead of changing instantly).
In Edge version 12 on 2015-07-29
In Firefox version 25 on 2013-10-29 Note: Before Firefox 134, setting value was ignored when done at the same time as scheduled automation events. Before Firefox 69, value did not take into account scheduled or gradiated changes to the parameter's value; instead, only explicitly set values were returned.
In Firefox for Android version 25 on 2013-10-29 Note: Firefox for Android does not currently take into account scheduled or gradiated changes to the parameter's value; only the initial value or the most recent explicitly set value is returned.
Not in Internet Explorer
In Quest Browser version 5.0 on undefined Note: Before version 5.0, the gain value of a GainNode would perform a smooth interpolation to prevent dezippering (instead of changing instantly).
In Opera version 15 on 2013-07-02 Note: Before version 53, the gain value of a GainNode would perform a smooth interpolation to prevent dezippering (instead of changing instantly).
In Opera Android version 14 on 2013-05-21 Note: Before version 47, the gain value of a GainNode would perform a smooth interpolation to prevent dezippering (instead of changing instantly).
In Safari version 6 on 2012-07-25
In Safari on iOS version 6 on 2012-09-10
In Samsung Internet version 1.0 on 2013-04-27 Note: Before version 9.0, the gain value of a GainNode would perform a smooth interpolation to prevent dezippering (instead of changing instantly).
In WebView Android version 4.4 on 2013-12-09 Note: Before version 66, the gain value of a GainNode would perform a smooth interpolation to prevent dezippering (instead of changing instantly).
In WebView on iOS version 6 on 2012-09-10