Who is Tab Sound Mixer for?

Tab Sound Mixer is a consumer product built for firefox users who need to control audio levels across multiple tabs.

Is Tab Sound Mixer free?

Yes — Tab Sound Mixer is free to use.

What platforms does Tab Sound Mixer run on?

Tab Sound Mixer runs on the web, embeddable surfaces, Windows, macOS, and Linux.

Is Tab Sound Mixer still maintained?

Unverified. Tab Sound Mixer 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 Tab Sound Mixer?

Similar projects tracked by PulseGate include Tab Volume Mixer, Tab Audio Recorder, and emreren/TabMixer.

Who makes Tab Sound Mixer?

Tab Sound Mixer is developed by Hi Ngoc.

How long has Tab Sound Mixer been around?

Tab Sound Mixer first shipped in 2025.

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Tab Sound Mixer

Name: Tab Sound Mixer
Author: Hi Ngoc

mozilla.orgOther music & audio

Tab Sound Mixer is a Firefox extension for mixing audio from multiple browser tabs. It lets users adjust the relative volume of tab audio streams, providing simple DJ-style control within the browser.

FreeWebEmbeddableWindowsmacOSLinux

Visit mozilla.org

Overview

4 features

In the Other music & audio space, Tab Sound Mixer takes a focused approach. It focuses on balancing and mixing audio from multiple browser tabs without manually switching between them. Tab Sound Mixer is a consumer product aimed at firefox users who need to control audio levels across multiple tabs. Tab Sound Mixer is free to use. It ships for the web, embeddable surfaces, Windows, macOS, and Linux.

Hi Ngoc builds and maintains Tab Sound Mixer, and it first shipped in 2025. Among its 4 catalogued features are multi-tab audio mixing, custom volume ratios, and browser tab control. The interface is available in 32 languages, including Czech, German, and Greek.

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

Multi-tab audio mixing
Custom volume ratios
Browser tab control
Audio balancing

Built with & integrations

Runs on

BrowserEmbeddableWindowsmacOSLinux

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed16 Sep · 13:11 UTC
Tab Sound Mixer verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Tab Sound Mixer

What is Tab Sound Mixer?: Tab Sound Mixer focuses on balancing and mixing audio from multiple browser tabs without manually switching between them. It is catalogued under Other music & audio on PulseGate.
Who is Tab Sound Mixer for?: Tab Sound Mixer is a consumer product built for firefox users who need to control audio levels across multiple tabs.
Is Tab Sound Mixer free?: Yes — Tab Sound Mixer is free to use.
What platforms does Tab Sound Mixer run on?: Tab Sound Mixer runs on the web, embeddable surfaces, Windows, macOS, and Linux.
Is Tab Sound Mixer still maintained?: Unverified. Tab Sound Mixer 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 Tab Sound Mixer?: Similar projects tracked by PulseGate include Tab Volume Mixer, Tab Audio Recorder, and emreren/TabMixer.Tab Volume Mixer Tab Audio Recorder emreren/TabMixer
Who makes Tab Sound Mixer?: Tab Sound Mixer is developed by Hi Ngoc.
How long has Tab Sound Mixer been around?: Tab Sound Mixer first shipped in 2025.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who need to control audio levels across multiple tabs
Model: B2C
Solves: Balancing and mixing audio from multiple browser tabs without manually switching between them.

Registered as

Firefox Add-ons: tab-sound-mixer

Developer

Hi Ngoc

Index record

Indexed: 16 Sep 2026
Lifecycle: Alive
Last seen: 16 Sep 2026

Identity audit (13)

Slug: tab-sound-mixer-mozilla-org
Lifecycle state recorded: 16 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 16 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: 16 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/tab-sound-mixer

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