UltraWide for YouTube: custom fullscreen ratios [QVI]

Name: UltraWide for YouTube: custom fullscreen ratios [QVI]
Rating: 3.86 (7 reviews)
Author: TheBestChromeExtensions

Go fullscreen on your ultrawide monitor. Fit the video to 21:9, 32:9, or custom ratio. Designed for YouTube platform.

As of June 2026, UltraWide for YouTube: custom fullscreen ratios [QVI] has 2,000 users and a 3.86/5 rating from 7 reviews in the Functionality & UI category.

TheBestChromeExtensions Functionality & UI

Chrome Web Store ↗.crx

Users+100.0%

2.0K

2,000

Rating−10.9%

3.86

7 reviews

Reviews+16.7%

Version

1.0.8

Manifest V3

90-day change · In the last 90 days this extension gained 1.0K users, 1 version update.

History

5 snapshots

Tracking since Apr 17, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 17, 2026	1.0K	4.33	6	1.0.7
May 8, 2026	1.0K	4.33	6	1.0.8
May 15, 2026	2.0K	4.33	6	1.0.8
May 24, 2026	3.0K	4.33	6	1.0.8
May 29, 2026	2.0K	4.33	6	1.0.8
Now	2.0K	3.86	7	1.0.8

Permissions & access

Permissions: alarmsstorage
Host access: https://*/*

Screenshots

UltraWide for YouTube: custom fullscreen ratios [QVI] screenshot 1

About

Make the most of your ultrawide monitor and upgrade it to a home cinema! 

With UltraWide for YouTube, you’ll be able to fit your favorite videos to various ultrawide ratios.
Get rid of the annoying black bars and go fullscreen wider than average!

🔎How to use UltraWide for YouTube?

Follow these simple steps to get the ultrawide fullscreen mode:

1. Add UltraWide for YouTube to Chrome.
2. Go to Extensions (a puzzle piece icon in the browser’s top right corner).
3. Find UltraWide for YouTube and pin it to your toolbar.
4. Click the UltraWide for YouTube icon to open the settings.
5. Set the basic ratio option (Crop or Stretch)
6. Choose one from the defined ratios (21:9, 32:9, or 16:9) or set your custom ratio values.

✅You’re all set! Enjoy fullscreen YouTube videos on your ultrawide monitor.

⭐Design for YouTube platform!

Disclaimer: All product and company names are trademarks or registered trademarks of their respective holders. This website & extensions hold no association or affiliation with them or any third-party companies.

This extension is part of the Quality Viewership Initiative, a collaborative effort to enhance the understanding of audience engagement. It collects anonymous, aggregated viewing insights to support creators and studios in improving the quality of their content. You can stop sharing your information at any time by switching the toggle on the options page.