Volume Booster & Equalizer - Prism EQ

Per-tab 10-band equalizer with volume boost, bass/treble, reverb, spatial 3D audio, genre presets and a live spectrum analyzer.

Prism EQ – Audio Equalizer & Sound Booster for Chrome Take control of your tab's sound. Prism EQ is a powerful audio equalizer extension that lets you adjust EQ, volume, bass, treble, reverb, and spatial audio for any browser tab — with a live spectrum visualizer right in Chrome's side panel. Why Prism EQ? Whether you're streaming music, watching videos, or in a video call, Prism EQ gives you precise, real-time control over how your audio sounds — no extra apps, no extra hardware. Key Features: 🎚️ Full Equalizer Control – Fine-tune bass, treble, and frequency bands for any tab 🔊 Volume Booster – Boost or balance audio beyond your system's default limits 🌀 Reverb & Spatial Audio – Add depth and dimension to your sound 📊 Live Spectrum Visualizer – See your audio come to life in real time 💾 Custom Presets – Save and switch between named EQ presets per tab ⚡ Side Panel UI – Clean, dedicated interface that stays out of your way Built for Privacy Prism EQ processes all audio locally, directly in your browser. No audio, settings, or browsing data is ever collected, transmitted, or sold. Your EQ settings and presets are stored only in your browser's local storage — nothing leaves your device. There's no remote code and no analytics, so what you see in the source is exactly what runs. Simple Permissions, Clear Purpose Prism EQ requests only what it needs to function: Tab audio capture – to process and play back the audio of the tab you enable Active tab access – to authorize capture only on the tab you click Local storage – to save your settings and presets on your device Side panel – to display the equalizer interface No broad host permissions, no background tracking. Perfect For Music and podcast listeners, gamers, remote workers on video calls, content creators, and anyone who wants more control over how their tabs sound — whether you need a volume boost, richer bass, or a custom sound profile for each site. Install Prism EQ today and start shaping your sound.