WearService app for iPhone and iPad 4.4 ( 3184 ratings ) Utilities Developer: 辉 钟 Free Current version: 1.2.3, last update: 1 year ago First release : 30 May 2023 App size: 33.66 Mb 用于连接和调试运行PersimOs 的智能穿戴设备，包括文件传输，设备信息管理等