Eq Volume Boost

🌎 One world in perfect harmony

Experience audio perfection with EQ & Volume Boost!

EQ & Volume Boost is a professional-grade, privacy-first audio suite for Chrome.
Amplify volume up to 400% with clean digital gain and sculpt your sound using a precision HD 3-Band Equalizer — now re-tuned for audiophile transparency and musicality.
Perfect for music, movies, podcasts, meetings — anywhere the default volume or EQ falls short.

KEY FEATURES
🔊 Pro Volume Booster
Clean preamp gain up to 400% — powerful yet distortion-free.

🎚️ HD 3-Band Equalizer & Studio-Grade Sound
• Bass Boost (80 Hz): Deep, rich low-end extension for powerful bass you can actually feel.
• Vocal Clarity (2500 Hz): Enhanced presence for crystal-clear dialogue, podcasts, and vocals.
• Air & Brilliance (8000 Hz): Crisp, open high frequencies for a premium soundstage without ear fatigue.
• Custom ±15 dB Range: Fine-tune your audio with smooth, musical precision filters.
• Smart Anti-Distortion Limiter: An automatic studio-grade compressor that prevents harsh clipping, protecting your speakers and ears while keeping the sound clean and punchy.

📻 Retro Marquee Mode
Scrolling “ticker” song-title display with classic MP3-player nostalgia.

🌙 Custom Theme Editor & Smart UI Engine
• Personalization Suite: Create, save, and delete your own custom themes using an intuitive 3-color picker system.
• Dynamic Contrast Engine: Smart accessibility logic that auto-adjusts text and button labels between black and white for perfect legibility on any custom background.
• Chameleon Reset Button: The "Reset EQ" interface element automatically morphs to seamlessly adapt to your chosen custom accent color.
• Reactive "Light-Up" Logic: Fluid UI fade and glow transitions utilizing high-luminance active states and status indicators.

🧠 Intelligent Auto-Healing Audio Engine
• Centralized Teardown Pipeline: Programmatic resource disposal ensures hardware tracks stop immediately, dropping the browser's blue casting icon instantly with zero zombie contexts
• Auto-Healing Watchdog: Integrates onstatechange listeners to proactively catch Chromium context suspensions (system sleep, tab discarding) and trigger hot recovery
• Concurrency-Safe Operations: Employs a promise-based mutex lock to fully block race condition crashes from rapid UI button toggling
• Slider Routing Middleware: Intercepts adjustments during background worker wake-cycles, safely piping modifications to the offscreen target context
• 30-Minute Silence Buffer: Expanded background idle detection to a 30-minute grace period before auto-shutdown to preserve battery life and system resources during long audio pauses

🎨 Built-In Premium Themes
• Midnight Dark Mode: Premium high-contrast dark theme with a deep blue-black base (#020617) and midnight slate cards (#0F172A) for maximum eye protection.
• New "Amber Wave" Theme: Premium rich, warm aesthetic featuring a deep coffee base (#120b08), midnight cocoa cards (#1f1612), and a vibrant amber accent (#f59e0b).

🌍 Global Support – 22 Languages
Auto-detects your browser language on first run
English, Español, Português-BR, Deutsch, Français, Italiano, Polski, Русский, Українська, Türkçe, Indonesia, 日本語, 한국어, हिंदी, 中文 (简体), 中文 (繁體), ไทย, Tiếng Việt, Filipino, ភាសាខ្មែរ, Lietuvių, Nederlands

🛡️ Privacy & Security First
Built on Manifest V3 using the Principle of Least Privilege:
• No script injection into web pages
• No tracking of browsing history
• Audio processed in a secure, sandboxed Offscreen Document via tabCapture API
• Only the permissions absolutely required — nothing more (activeTab, tabCapture, offscreen, storage)

PRIVACY POLICY
We do not collect, store, or transmit any personal data.
Audio stays local and is never sent anywhere.
Your tabs and browsing remain completely private.

🆕 Latest – v1.10.0 "Harmony & Amber" Edition
• Heavy-Duty Core Engineering: Centralized teardown pipelines and native context watchers completely wipe out resource leaks, lingering offscreen documents, and hanging icons.
• Mutex Integration & Middleware: Total race-condition protection for rapid UI clicks, backed by real-time slider routing during service worker sleeping cycles.
• Global Brand Evolution: Shifted identity to our new global motto "One world in perfect harmony.".
• Introducing "Amber Wave": Gorgeous new dark coffee, cocoa, and high-luminance amber palette addition.
• Extended Watchdog Buffer: Upgraded the background silence shutdown trigger to a massive 30-minute grace period for uninterrupted listening sessions.

Completely free and open-source.
Made with ❤️ by Jussi Torres