RTT

Read More at MDN DocsView Spec

Safe to Use

Experimental: This feature is experimental. Learn More

RTT is not safe to use.

It’s supported by 69% of global browsers.

Browsers

ChromeMay 29, 2018v67.0.0
26%╱99%
There are no users of Chrome running a supported version.
SafariUnsupported
Safari does not support this feature.
EdgeJan 15, 2020v79.0.0
5%╱100%
There are no users of Edge running a supported version.
FirefoxUnsupported
Firefox does not support this feature.

Version Breakdown

 
Agent
Support
Adoption
Chrome
May 29, 2018 v67.0.0
26%╱99%
There are no users of Chrome running a supported version.
May 29, 2018 – Latest
v67.0.0+
26%╱99%

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

Chrome Android
May 31, 2018 v67.0.0
36%╱100%
100% of Chrome Android users are running a supported version.
May 31, 2018 – Latest
v67.0.0+
36%╱100%

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

Edge
Jan 15, 2020 v79.0.0
5%╱100%
There are no users of Edge running a supported version.
Jan 15, 2020 – Latest
v79.0.0+
5%╱100%

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

Firefox
Unsupported
Firefox does not support this feature.

No Support

Firefox for Android
Unsupported
Firefox for Android does not support this feature.

No Support

Internet Explorer
Unsupported
Internet Explorer does not support this feature.

No Support

 
Quest Browser
Unknown v6.0.0
Quest Browser supports this feature.
Unknown
v6.0.0+

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

Opera
Jun 28, 2018 v54.0.0
1%╱98%
There are no users of Opera running a supported version.
Jun 28, 2018 – Latest
v54.0.0+
1%╱98%

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

Opera Android
Nov 8, 2018 v48.0.0
Opera Android supports this feature.
Nov 8, 2018 – Latest
v48.0.0+

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

Safari
Unsupported
Safari does not support this feature.

No Support

Safari on iOS
Unsupported
Safari on iOS does not support this feature.

No Support

Samsung Internet
Sep 15, 2018 v9.0.0
2%╱93%
There are no users of Samsung Internet running a supported version.
Sep 15, 2018 – Latest
v9.0.0+
2%╱93%

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

WebView Android
May 31, 2018 v67.0.0
WebView Android supports this feature.
May 31, 2018 – Latest
v67.0.0+

Full Support

The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.

See Also

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