Equalizer — 10-Band Audio EQ

About

Equalizer — 10-Band Audio EQ brings professional-grade audio tuning to every website. Take full control of your listening experience with 10 precision frequency bands, built-in presets, and per-site sound profiles.

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🎛️ 10-BAND PARAMETRIC EQ
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Fine-tune 10 independent frequency bands from 32 Hz to 16 kHz with ±12 dB gain per band. Each slider adjusts in precise 0.5 dB steps with smooth, click-free audio transitions. Shape your sound exactly the way you want — boost deep bass, tame harsh treble, or sculpt the perfect mid-range.

Frequency bands: 32 Hz · 64 Hz · 125 Hz · 250 Hz · 500 Hz · 1 kHz · 2 kHz · 4 kHz · 8 kHz · 16 kHz

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🎵 10 BUILT-IN PRESETS
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Instantly switch between professionally tuned sound profiles:

• Flat — Neutral reference, no coloration
• Bass Boost — Deep, powerful low-end for movies and gaming
• Treble Boost — Crisp highs for clarity and detail
• Vocal — Optimized for podcasts, audiobooks, and speech
• Rock — Punchy bass and bright highs with scooped mids
• Pop — Balanced mid-range presence for mainstream music
• Classical — Warm, smooth tone for orchestral works
• Jazz — Rich bass and smooth vocal presence
• Electronic — Deep sub-bass and bright highs for EDM
• Loudness — Fletcher-Munson contour for quiet content

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💾 CUSTOM PRESETS
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Save unlimited custom presets with your own EQ settings. Name them, recall them instantly, and manage your collection with one click.

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🌐 PER-SITE SOUND PROFILES
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The killer feature: set different EQ profiles for different websites. Boost bass on one site, enhance vocals on your podcast app, brighten music on another — each site remembers its own settings automatically.

• Global mode: One profile for all sites
• Per-site mode: Unique settings per domain
• Automatic switching when you change tabs

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🔊 VOLUME BOOST & PRE-AMP
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• Pre-amp control: ±12 dB gain staging before EQ processing
• Volume boost: Amplify audio up to 200% with built-in dynamics protection to prevent distortion
• Perfect for quiet videos, soft podcasts, or low-volume streams

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⚡ REAL-TIME PROCESSING
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Powered by the Web Audio API for zero-latency audio processing. Hear changes instantly as you move any slider. The extension automatically detects all audio and video elements on any page — even dynamically loaded content and shadow DOM elements.

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☁️ CLOUD SYNC
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All your settings, presets, and per-site profiles sync across devices via Chrome Sync. Set up your EQ once and use it everywhere you're signed into Chrome.

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🎨 DARK THEME INTERFACE
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Clean, modern dark UI designed for quick adjustments. Toggle the EQ on/off with one click, reset to flat instantly, and switch between presets effortlessly.

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✅ COMPATIBILITY
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Works on any website with HTML5 audio or video elements — streaming services, music platforms, podcast players, and more.

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🔒 PRIVACY
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No data collection. No analytics. No tracking. All processing happens locally in your browser. Permissions are used only for audio processing and saving your settings.

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Free. No ads. No premium tier. All features included.