# Smart Volume Normalizer

> Tự động cân bằng âm lượng giữa các tab: đo mức âm và điều chỉnh volume để các tab có mức nghe đồng đều.

Canonical page: [https://chrome-stats.com/d/smart-volume-normalizer](https://chrome-stats.com/d/smart-volume-normalizer)

## Overview

- **ID:** `smart-volume-normalizer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Sim
- **Category:** other
- **Daily users:** 1
- **Version:** 1.0
- **Last updated:** 2025-10-03
- **First published:** 2025-09-30
- **Size:** 12 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/smart-volume-normalizer/)

## Description

Smart Volume Normalizer – Automatically balances volume between tabs (YouTube, Spotify, news sites), so one tab is not too loud and another is too small.

## Rankings

- #108,264 — Overall

## Permissions and access

### Permissions

- `tabs`
- `storage`
- `activeTab`
- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [Auto Volume Normalizer](https://chrome-stats.com/d/auto-volume-normalizer) — 7 users
- [Tab Volume Normalizer](https://chrome-stats.com/d/tab-volume-normalizer)
- [Tab Volume Leveler](https://chrome-stats.com/d/tab-volume-leveler)
- [Volume Boosterok](https://chrome-stats.com/d/volume-boosterok) — 2 users
- [QuietTabs](https://chrome-stats.com/d/quiettabs)
- [Audio Enhancer](https://chrome-stats.com/d/audio-enhancer) — 14 users
- [VolumeLimiter](https://chrome-stats.com/d/volumelimiter) — 12 users, 4.00 / 5
- [Volume Memory per Tab](https://chrome-stats.com/d/volume-memory-per-tab)
- [Multi-Tab Audio Mixer](https://chrome-stats.com/d/multi-tab-audio-mixer) — 3 users
- [Tab Sound Personalizer](https://chrome-stats.com/d/tab-sound-personalizer)
- [Volume Normalizer](https://chrome-stats.com/d/volume-normalizer) — 31 users, 5.00 / 5
- [Silent Tab Switcher](https://chrome-stats.com/d/silent-tab-switcher)

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Source: [Chrome-Stats](https://chrome-stats.com/d/smart-volume-normalizer)