Overview
Boost tab audio up to 600%. 10-band graphic EQ equalizer, bass booster & stable volume for video, music & streams. 100% Free.
Amplify your browser sound up to 600% and experience studio-grade audio with **Volume Booster 600%, EQ & Stable Volume** — the 100% Free, ultra-lightweight sound booster, 10-band graphic equalizer, and intelligent volume normalizer for online videos, streaming movies, web music, and all browser media! Unlike ordinary volume booster extensions that distort audio into harsh digital crackles or lock their equalizers behind paid in-app purchases, this extension provides a professional 32-bit floating-point Web Audio DSP engine with an anti-clipping peak limiter, rich 10-band EQ, and dynamic speech leveler — **100% Free Forever with Zero In-App Purchases, Zero Subscriptions, and Zero Ads.** --- ### 🚀 Key Features #### 1. ⚡ 600% Hyper Volume Booster - **Massive Sound Amplification**: Boost quiet videos, podcasts, movies, and streams up to 600% volume beyond system limits. - **Anti-Clipping Soft-Knee Limiter**: Built-in `-1.5 dBFS` limiter and 4x oversampled soft clipper eliminate harsh distortion, crackling, and audio pumping even at maximum 600% boost. - **Per-Tab Audio Control**: Adjust the volume level independently for any active tab without affecting other tabs or system master volume. #### 2. 🎚️ 10-Band Precision Graphic Equalizer (EQ) - **Full Spectrum Audio Sculpting**: Complete control across 10 precision frequency bands from 32 Hz sub-bass to 16,000 Hz crisp treble air. - **21+ Curated Sound Presets**: Instant 1-click audio profiles including **Bass Boost**, **Vocal Clear**, **Pop Punch**, **3D Cinema**, **Game E-Sport**, Rock, Hip-Hop, Jazz, Classical, and EDM. - **Custom Presets**: Customize individual sliders and save your own personalized EQ sound signatures. #### 3. 🛡️ Stable Volume & Smart Normalizer (Dialogue Clarity & Ad Suppressor) - **Automatic Speech Leveling**: Powered by 32-bit Web Audio DynamicsCompressor — boosts whisper-quiet actor dialogue in movies and anime so you never miss a word. - **Loud Sound & Ad Clamping**: Instantly softens sudden, deafening explosions, gunshots, and loud video advertisements to protect your ears during late-night viewing. - **Broadcast-Style Stable Volume**: Enjoy consistent, balanced loudness across different videos, movies, and media tabs without constantly reaching for the volume slider. #### 4. 🌊 Real-Time Dynamic Frequency Canvas - **Live Fluid Audio Visualizer**: Watch real-time acoustic wave animations comparing raw input sound (Cyan) and sculpted EQ boosted sound (Rose). - **Zero CPU Lag**: Lightweight, GPU-accelerated canvas rendering with zero frame drops during 4K video playback. #### 5. 🎛️ Dual 24-Segment LED Studio VU Meters - **Accurate Signal Monitoring**: Real-time stereo metering to monitor input levels, output gain, and headroom with 1:1 true bypass accuracy. --- ### 💡 Why Choose Us Over Generic Volume Boosters? | Feature | Volume Booster 600% & EQ | Generic Volume Boosters | | :--- | :--- | :--- | | **Max Volume Gain** | **Up to 600%** | 200% ~ 500% | | **10-Band Graphic EQ** | **100% Free & Built-In** | Missing or Locked Behind Paywall ($$) | | **Anti-Clipping Limiter** | **Yes (Studio Soft-Knee Limiter)** | No (Harsh Distortion & Speaker Crackle) | | **Stable Volume (Normalizer)** | **Yes (Automatic Speech Leveler)** | No (Sudden Deafening Ad Blasts) | | **Pricing** | **100% Free Forever** | In-App Upgrades / Hidden Subscriptions | | **Privacy & Safety** | **100% Local / Zero Data Collected** | Often Bundle Remote Trackers | --- ### 🎧 Perfect For: - **Video Streaming & Live Broadcasts**: Amplify quiet creators and balance loudness across web video recommendations. - **Movies, TV Series & Cinema**: Hear whisper-quiet dialogue clearly while softening loud action explosions during night viewing. - **Music Players & Podcasts**: Deepen bass punch with the 10-band graphic EQ and boost presence on headphones and external speakers. - **Laptops, Monitors & Low-Volume Hardware**: Overcome weak built-in hardware speakers on laptops, desktop monitors, and portable devices. --- ### 🔒 100% Local & Private by Design - **Zero Audio Recording**: No audio streams or microphone feeds are ever recorded, saved, or transmitted. - **100% In-Memory Processing**: All equalization and amplification occur strictly inside your browser's local RAM. - **Zero Tracking**: No browsing history, account credentials, or telemetry data are collected.
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Details
- Version1.0.5
- UpdatedSeptember 21, 2026
- Size188KiB
- Languages11 languages
- Developer
- TraderThis developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.
Privacy
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
For help with questions, suggestions, or problems, visit the developer's support site