Ultrawidey by StarChap

Ultrawidey provides an 21:9 aspect ratio to a lot of video streaming services, like Youtube and Netflix, it requires no button presses it fits your screen automatically. Please note that videos with a black border can be removed by pressing ‘Z’.

3.8 (29 reviews)

147 Users

You’ll need Firefox to use this extension

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About this extension

Ultrawidey provides an 21:9 aspect ratio to a lot of video streaming services, like Youtube and Netflix, it requires no button presses it fits your screen automatically.
Please note that videos with a black border can be removed by pressing ‘Z’.
Press 'X' for forcing the 21:9, this might be useful on some sites.

Rated 3.8 by 29 reviewers

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