Building Sleep Island solo. It plays slow nature scenes + auto-pauses playback when on-device motion sensors detect you've fallen asleep — protects deep sleep, saves battery, 100% offline. It's quietly grown to ~1k daily active users in China, and this green wheat field scene turned out to be one of the most-played right before bed — which honestly surprised me, since it's the simplest one I made. 👉 Get Sleep Island on the App Store Curious — for a sleep app, would you trust motion-sen...