Use case · the silent party, with phones
Everyone on the beat, each in their own headphones, and no neighbours disturbed. No rented headsets, no transmitter: SynkEngine plays the same song on every phone at the same instant, over the room's own Wi-Fi, and every guest listens in their own earbuds or headphones, Bluetooth or wired.



How SynkEngine keeps Bluetooth earbuds, headphones and speakers on one beat, with the library, the silent party, the gym and a sunset on the beach: watch it with the transcript →
A party where the music is in everyone's headphones instead of a loudspeaker: the dance floor dances, the street stays quiet. Traditionally it needs rented wireless headsets and a transmitter.
Every guest's phone plays the same song at the same instant, in sync, over the room's own Wi-Fi; each guest listens in their own earbuds or headphones, Bluetooth or wired. The phones you already have are the headsets.
No. One phone (or a Windows PC) hosts the party and everyone else joins it. Guests queue songs from their own phones; the host keeps play, skip and volume.
Yes. Bluetooth adds a delay of its own, different on every device; SynkEngine times the device the moment it connects, asks once whether it's earphones or a speaker, and remembers it per device. Your ear can nudge it 5 ms at a time.
A library table sharing music quietly, a gym crew on the same count, a rooftop at night, a sunset on the beach: anywhere the music should stay with the people who want it.
A party is as many phones as join the Wi-Fi; a table, a room, a rooftop. Every phone is also a speaker if you want the room to hear it.
The alpha opens on 11/11 at 11:11 and the official launch is 12/12 at 12:12. Request the app on synkengine.com: Android and Windows now, iPhone coming.
No neighbours disturbed. Request the app: alpha 11/11 at 11:11, official launch 12/12 at 12:12.
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