This app works with the rotary winding case from Patek Philippe that allows the maintaining of the automatic mechanism of your watch.

It allows to configure the winding system using Bluetooth Low Energy (BLE) technology.
The following configurations are available:
- Caliber 31-260
- Caliber 240
- Caliber 324
- Caliber 28-520
- Caliber 30-660
- Caliber 26-330
- Caliber R27

You can select the language of the app among 8 possible languages:
- English (default)
- French
- German
- Italian
- Spanish
- Traditional Chinese
- Simplified Chinese
- Japanese


Key features:
- Rename the rotary winding system as desired
- Configure winding system
- Monitor battery status
- In-App language selection

This app is compatible with all devices having iOS 10 or higher, and Bluetooth 4.0 or higher.