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Powerful and simple volume boost and 3-band equalizer for Chrome. 🌎 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. • EQ Preset Management: Seamlessly toggle, customize, and save your own unique EQ curves using the integrated preset manager. • 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: Powered by a high-precision Luma mathematical equation, this interface element automatically morphs and calculates optimal contrast 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 • Dark Mode: Premium high-contrast dark theme with a deep blue-black base (#020617) and midnight slate cards (#0F172A) for maximum eye protection. • New "Ultraviolet" Theme: Premium dark aesthetic featuring a deep space base (#070312), midnight violet cards (#130a2a), and a soft ultraviolet accent (#d8b4fe). • New "Solar Flare" Theme: Rich cosmic aesthetic featuring a deep void base (#0f0014), dark magenta cards (#2f0019), and a radiant solar flare accent (#ffb84d). • New "Cream Dusk" Theme: Elegant light aesthetic featuring a soft cream base (#fdfaf0), warm ivory cards (#f5f0e0), and a striking dusk purple accent (#7c3aed). 🌍 Global Support – 28 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, Suomi, Svenska Includes a dynamic Fused RTL Engine with automatic layout mirroring for Arabic, Farsi, Hebrew, and Urdu. 🛡️ 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 – v2.0.0 • EQ Preset Management System: Save and manage your custom EQ configurations with full localized dynamic key resolution. • Expanded Global Footprint: Scaled native localization to 28 languages (introducing Finnish and Swedish) alongside four right-to-left languages. • Fused RTL Engine: Dynamic document-level layout mirroring injected automatically for seamless Arabic, Farsi, Hebrew, and Urdu experiences. • Mathematical Visual Polish: Integrated a new luminance equation to flawlessly calculate dynamic text contrast on active UI buttons. • Architectural Overhaul: Decoupled the modal engine into a shared, reusable UI module and deployed aggressive teardown listeners to instantly clear stale UI states upon closing. Completely free and open-source. Made with ❤️ by Jussi Torres