The Apple Watch has a closed down ecosystem, only compatible with the iPhone. @trusted_device reverse engineered its interfaces and opened it up for compatibility with Android! ✨ WatchWitch ✨ allows you using your Apple Watch ⌚ on Android devices, interpreting your health data, answering messages on the Watch and more.

Demo video: https://www.youtube.com/watch?v=dHz8NHMhtLY
Read the full paper: https://arxiv.org/abs/2507.07210