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Upgrade YouTube with real-time EQ, Bass Boost, Treble Boost and a realistic Hi-Fi audio rack. Turn YouTube into your own Hi-Fi system. RackFi upgrades YouTube and YouTube Music with a real-time audio equalizer, Bass Boost, Treble Boost and a realistic interactive Hi-Fi rack — directly inside Chrome. Shape the sound while you listen, control the volume, and enjoy a distinctive rack-style experience without installing any external audio software. UPGRADE YOUR YOUTUBE SOUND Take real-time control of your YouTube sound with an equalizer, presets and local volume control. Current Basic features include: • Real-time 5-band graphic equalizer • Bass Boost preset • Treble Boost preset • Flat preset • Local volume control • Rack-style video and playback interface • Embedded RackFi view or separate RackFi tab • Local audio processing • No account required • No ads • No payment required Whether you're listening to music, live performances, podcasts or videos, RackFi gives you more control over how YouTube sounds. A REAL HI-FI EXPERIENCE INSIDE CHROME RackFi is designed to look and feel like real audio equipment. Instead of a basic popup with sliders, RackFi surrounds the YouTube player with a realistic Hi-Fi rack interface that combines audio control and visual presentation in one experience. No external equalizer, audio driver or desktop application is required. EASY TO USE 1. Open YouTube or YouTube Music in Chrome. 2. Start playing a video or song. 3. Click the RackFi extension icon. 4. Adjust the equalizer and audio controls while you listen. RackFi works on: • youtube.com • music.youtube.com PRIVACY RackFi processes the selected YouTube tab's audio locally on your device. Captured audio is not transmitted to RackFi or to third parties. RackFi settings and local diagnostic state are stored using Chrome extension storage. The extension may communicate with RackFi services when required for trial or license validation, but captured YouTube audio is not uploaded. BUILT FOR MUSIC AND HI-FI ENTHUSIASTS RackFi is being developed into a complete browser-based Hi-Fi environment with advanced audio controls, spectrum visualization, VU metering and additional rack modules. RackFi is an independent extension and is not affiliated with, endorsed by, or sponsored by Google or YouTube. YouTube is a trademark of Google LLC.
Sep 21, 2026
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