Zouk Sync

Zouk turns every iPhone and Apple Watch in the room into part of one synchronized, music-reactive light show. A phone is already in every hand at the party. Zouk transforms it into part of the show — every screen across the room becomes a synchronized light, pulsing in real time to the music in the air. No wires, no extra hardware, no setup. Just open the app, join the room, and watch the crowd glow together. KEY FEATURES • Real-time beat detection from the microphone • Synchronized light show across multiple devices on the same Wi-Fi • Sub-millisecond clock sync via an NTP-style protocol • Apple Watch app — host or join right from your wrist • 10 immersive effects: Pulse, Spectrum, Strobe, Wave, Fire, Aurora, Rainbow, Breath, Glitch, Solid • Adaptive mood detection that picks the right effect for the energy in the room • Crowd heatmap that grows with every device that joins • Send live reactions across the room — fire, heart, party, applause • Shake to trigger a flash, tilt to send a wave • 6 curated color palettes for the perfect vibe HOW IT WORKS 1. One person hosts a party from iPhone or Apple Watch 2. Friends nearby join with a 4-character party code — no signup, no account 3. Phones detect the beat and pulse together in perfect sync 4. The room becomes one giant, music-reactive light show PRIVACY-FIRST BY DESIGN Audio is analyzed only on your device for beat detection. Nothing is recorded, nothing is uploaded, nothing leaves your phone. There is no account, no tracking across apps, no sale of your data. The party stays in the room. WORKS GREAT FOR • House parties and gatherings • Silent discos • Dance practice and DJ sets • Birthday parties and weddings • Concerts and afterparties • Any room that could use a little glow