SIMSONAIR is a free Bluetooth smartwatch and smart bracelet companion app developed by Shenzhen United Power Technology Co., Ltd. The SIMSONAIR app connects to compatible smart devices via Bluetooth and provides comprehensive health and fitness tracking — including step counting, heart rate monitoring, sleep analysis, calorie tracking, and workout recording — all synced directly from your wrist-worn device.
On Google Play, SIMSONAIR has accumulated 50K+ downloads with a 4.6-star rating from over 218 reviews. On the App Store, it holds a 3.3-star rating from 11 ratings, requires iOS 12.0+, and has a file size of 236.1 MB. The app supports 38 languages and is available worldwide at no cost with no in-app purchases.
Device Pairing & Management
SIMSONAIR makes it simple to pair and manage your smart devices:
- Bluetooth pairing — scan and connect to compatible smartwatches and smart bracelets with ease
- QR code setup — quickly pair supported devices by scanning a QR code
- Notification sync — push incoming call info, SMS, and app alerts to your wearable device
- Caller ID & recent calls — sync recent call history to your smartwatch for quick reference
- Device management — view battery level and device settings from the app dashboard
The app supports a wide range of generic Bluetooth-enabled smartwatches and smart bracelets.
Health & Fitness Tracking
SIMSONAIR delivers continuous health monitoring from compatible devices:
- Heart rate monitoring — continuous heart rate tracking with daily trend visualization
- Step tracking — count daily steps and visualize weekly and monthly progress
- Calorie counter — estimate calories burned based on daily activity and exercise data

