Who should use Volume Normalization?

Volume Normalization is a consumer product built for firefox users who watch or listen to media across multiple tabs.

Is Volume Normalization free?

Yes — Volume Normalization is free to use.

What platforms does Volume Normalization run on?

Volume Normalization runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Is Volume Normalization still active?

Unverified. Volume Normalization 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 projects are similar to Volume Normalization?

Similar projects tracked by PulseGate include Volume Normalizer, YouTube Volume Normalizer, and AudioNormalizer.

Who makes Volume Normalization?

Volume Normalization is developed by Cobb.

When did Volume Normalization launch?

Volume Normalization first shipped in 2024.

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Volume Normalization

Name: Volume Normalization
Author: Cobb

mozilla.orgPlayers & playlists

Volume Normalization is a Firefox browser extension that automatically adjusts audio levels to keep volume consistent across tabs. It is intended for users who listen to music, videos, or other audio content in multiple browser tabs.

FreeWebEmbeddablemacOSWindowsLinuxCloud-managed

Visit mozilla.org

2alternatives

5features

2024since

Overview

5 features

In the Players & playlists space, Volume Normalization takes a focused approach. It focuses on preventing inconsistent audio volume when switching between browser tabs. Volume Normalization is a consumer product aimed at firefox users who watch or listen to media across multiple tabs. Volume Normalization costs nothing to use. It runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Cobb builds and maintains Volume Normalization, and it first shipped in 2024. Among its 5 catalogued features are cross-tab normalization, automatic volume adjustment, and audio leveling. The interface is available in 32 languages, including Czech, German, and Greek.

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

Cross-tab normalization
Automatic volume adjustment
Audio leveling
Browser tab access
Notifications

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinuxCloud-managed

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed13 Sep · 17:41 UTC
Volume Normalization verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Volume Normalization

What does Volume Normalization do?: Volume Normalization focuses on preventing inconsistent audio volume when switching between browser tabs. It is catalogued under Players & playlists on PulseGate.
Who should use Volume Normalization?: Volume Normalization is a consumer product built for firefox users who watch or listen to media across multiple tabs.
Is Volume Normalization free?: Yes — Volume Normalization is free to use.
What platforms does Volume Normalization run on?: Volume Normalization runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is Volume Normalization still active?: Unverified. Volume Normalization 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 projects are similar to Volume Normalization?: Similar projects tracked by PulseGate include Volume Normalizer, YouTube Volume Normalizer, and AudioNormalizer.Volume Normalizer YouTube Volume Normalizer AudioNormalizer
Who makes Volume Normalization?: Volume Normalization is developed by Cobb.
When did Volume Normalization launch?: Volume Normalization first shipped in 2024.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who watch or listen to media across multiple tabs
Model: B2C
Solves: Preventing inconsistent audio volume when switching between browser tabs.

Registered as

Firefox Add-ons: volume-normalization

Developer

Cobb

Index record

Indexed: 13 Sep 2026
Lifecycle: Alive
Last seen: 13 Sep 2026

Identity audit (13)

Slug: volume-normalization-mozilla-org
Lifecycle state recorded: 13 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 13 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
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: 13 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/volume-normalization

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