Volume Booster PRO

About

🔊 Boost any tab's volume beyond the max — up to 200%.

Tired of quiet videos, muffled podcasts, and barely-audible conference calls? Volume Booster PRO gives you granular control over every tab's audio output.

FREE FEATURES
- 🔊 Boost volume up to 200% on any tab
- 🎚 Smooth slider with quick presets (50%, 100%, 150%, 200%)
- 🔇 One-click mute
- 🎯 Auto-detects all audio and video elements on the page
- 🌙 Premium dark theme
- ⚡ Lightweight — no lag, no bloat

PRO FEATURES ($5 lifetime — one-time payment)
- 🎚 EQ presets:
  - Bass Boost — add thump to music
  - Voice Enhance — crystal clear speech
  - Treble Boost — brighten dull audio
- 📝 Manual EQ controls (±12 dB per band)
- 💾 Per-site volume memory — remembers settings for every website
- ⭐ Priority support

HOW IT WORKS
1. Click the extension icon on any tab with audio/video
2. Adjust the slider or click a preset
3. Hear the difference instantly — no page reload needed

The extension uses the Web Audio API to process audio directly in your browser. Nothing is recorded, stored, or sent anywhere.

PRIVACY FIRST
- ✅ 100% offline — no servers, no accounts, no tracking
- ✅ Audio never leaves your browser
- ✅ Minimal permissions — only what's needed to boost audio
- ✅ Offline license validation (no phone-home)

ONE-TIME PURCHASE
PRO is a $5 lifetime license. No subscriptions, no recurring fees. Buy once, use forever on all your Chrome profiles.