Who should use YouTube Zen?

YouTube Zen is a consumer product built for youTube viewers using Firefox.

Does YouTube Zen have a free plan?

Yes — YouTube Zen is free to use.

What platforms does YouTube Zen run on?

YouTube Zen runs on the web and embeddable surfaces.

Is YouTube Zen still active?

Unverified. YouTube Zen has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to YouTube Zen?

Similar projects tracked by PulseGate include YouTube Custom Helper, YouTube Control Deck, and Minimal for YouTube.

Who makes YouTube Zen?

YouTube Zen is developed by Renato Oliveira.

When did YouTube Zen launch?

YouTube Zen first shipped in 2026.

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YouTube Zen

Name: YouTube Zen
Author: Renato Oliveira

mozilla.orgVideo & media players

YouTube Zen is a Firefox browser extension that automatically enters a windowed fullscreen theater mode for YouTube videos. It adds a player button, hides playback controls until clicked, and supports keyboard shortcuts without settings, storage, tracking, or network access.

FreeWebEmbeddable

Visit mozilla.org

Overview

6 features

In the Video & media players space, YouTube Zen takes a focused approach. It focuses on reducing distractions and extra interface elements while watching YouTube videos in a browser. It is built as a consumer product for youTube viewers using Firefox. YouTube Zen costs nothing to use. It ships for the web and embeddable surfaces.

Behind YouTube Zen is Renato Oliveira, and it first shipped in 2026. Among its 6 catalogued features are auto fullscreen, theater mode, and player button. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Auto fullscreen
Theater mode
Player button
Hidden controls
Keyboard shortcuts
No tracking

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed5 Sept · 23:08 UTC
YouTube Zen verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about YouTube Zen

What does YouTube Zen do?: YouTube Zen focuses on reducing distractions and extra interface elements while watching YouTube videos in a browser. It is catalogued under Video & media players on PulseGate.
Who should use YouTube Zen?: YouTube Zen is a consumer product built for youTube viewers using Firefox.
Does YouTube Zen have a free plan?: Yes — YouTube Zen is free to use.
What platforms does YouTube Zen run on?: YouTube Zen runs on the web and embeddable surfaces.
Is YouTube Zen still active?: Unverified. YouTube Zen has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to YouTube Zen?: Similar projects tracked by PulseGate include YouTube Custom Helper, YouTube Control Deck, and Minimal for YouTube.YouTube Custom Helper YouTube Control Deck Minimal for YouTube
Who makes YouTube Zen?: YouTube Zen is developed by Renato Oliveira.
When did YouTube Zen launch?: YouTube Zen first shipped in 2026.

At a glance

Pricing: Free
Platforms: Web
First seen: 5 Sept 2026
Built for: YouTube viewers using Firefox
Model: B2C
Solves: Reducing distractions and extra interface elements while watching YouTube videos in a browser.

Registered as

Firefox Add-ons: youtube-zen-fullscreen

Developer

Renato Oliveira

Index record

Indexed: 5 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 5 Sept 2026

Identity audit (13)

Slug: youtube-zen-mozilla-org
Lifecycle last checked: 8 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 5 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 5 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/youtube-zen-fullscreen

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