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Web Workers

This method lets you run scripts from within your web page and isolate them from your environment.

Last updated on : 2023-03-20

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 9

10 - 11

12 - 111

2 - 3

3.6 - 113

4 - 114

3.2 - 3.1

4 - 16.4

9.5 - 10

10.6 - 95

Fully Supported

Partially

No Support

Specifications

HTML Living StandardThe definition of 'Web workers' in that specification. Living Standard

Browser Compatibility

Web Workers on IE is fully supported on 10-11, and not supported on 5.5-9 IE versions.

Web Workers on Edge is fully supported on all Edge versions.

Web Workers on Firefox is fully supported on 3.6-113, and not supported on 2-3 Firefox versions.

Web Workers on Chrome is fully supported on all Chrome versions.

Web Workers on Safari is fully supported on 4-16.4, and not supported on 3.2-3.1 Safari versions.

Web Workers on Opera is fully supported on 10.6-95, and not supported on 9.5-10 Opera versions.

Web Workers on Safari on iOS is fully supported on 5-16.4, and not supported on 3.2-4 Safari on iOS versions.

Web Workers on Android Browser is fully supported on 2.1-111, and not supported on 2.3-4 Android Browser versions.

Web Workers on Opera Mobile is fully supported on 11.5-73, and not supported on 10-10 Opera Mobile versions.

Web Workers on Chrome for Android is fully supported on all Chrome for Android versions.

Web Workers on Firefox for Android is fully supported on all Firefox for Android versions.

Web Workers on Samsung Internet is fully supported on all Samsung Internet versions.

Browser Support for Web Workers

Web Workers on Chrome

Web Workers on Safari

Web Workers on Firefox

Web Workers on Internet Explorer

Web Workers on Opera

Web Workers on Edge

References

Data sourced from

High

Overall Browser Compatibility Score

Note:Web Workers shows a browser compatibility score of 97. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.

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