Volume Booster - Sound & Audio Enhancer

Boost audio volume up to 600% on any website. Simple slider, per-site memory, works on YouTube, Spotify, and all media players.

Boost audio volume up to 600% on any website. Simple slider, per-site memory, works on YouTube, Spotify, and all media players. Volume Booster amplifies your browser audio up to 600% so you can make any video, music, or audio louder in seconds. Works on every website including YouTube, Spotify, Netflix, and more. Whether you need to increase volume on a quiet video, make YouTube louder, or boost audio on any tab, this sound booster extension gives you full control. Use the smooth slider or quick preset buttons to set your perfect volume level. Key features: - Amplify audio from 100% to 600% on any website - Per-site volume memory that remembers your settings - Quick preset buttons for instant 1x, 2x, 3x, 4x, and 6x boost - Real-time VU meter showing audio intensity - One-click toggle to enable or disable boosting - Lightweight and fast with zero impact on browsing speed - Works offline with no account required NEW UPDATED: 💾 SMART AUDIO PROFILES • Enable "Remember for this site" to save a boost level per domain • Set a default boost level for every site without a saved profile • Auto-apply: your saved or default level kicks in as soon as you open the popup • Manage every saved site on one page — edit levels or remove them • All preferences are stored locally — never sent anywhere 🔉 LOWER SOUND DURING AD BREAKS • Automatically lowers the volume while an ad plays on YouTube and the Spotify web player, then restores your level when it ends • Ads play in full — nothing is blocked or skipped • Ask-first: you choose whether to turn it on, and you can switch it off anytime • A clear on-screen status shows when it's supported and when it's active 🔒 PRIVACY & TRANSPARENCY • No account, sign-up, or email required. • Your volume preferences are stored locally in your browser. • Limited technical and usage data may be collected to monitor performance and improve the extension. • Learn more about data collection, use, and sharing in our Privacy Policy. Volume Booster uses advanced Web Audio API processing to increase video volume, enhance audio quality, and make sound louder across all your tabs. Perfect as a super volume booster for quiet laptops, low-volume videos, or anytime you need maximum audio power. Tab volume control made simple. Install now and never struggle with quiet audio again.