Content rating
Everyone
5+
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Content rating
Everyone
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About this app

KnightGuard - Health Tracker for Wear OS

IMPORTANT: KnightGuard is not a medical device. It does not diagnose or treat any medical condition. All data is for informational purposes only.

Hardware Requirements: Requires a Wear OS smartwatch with heart rate and SpO2 sensors.

KnightGuard helps you track your daily health metrics directly from your Wear OS watch.

What it does:

• Heart Rate & SpO2 Tracking: Monitor your pulse and blood oxygen in real time
• Activity Tracking: Steps, calories, and distance
• Trend History: View your vitals over time with secure cloud backup (AWS)
• Emergency SOS: Quickly call emergency services and share your location

Your data stays private with AES encryption.

Safety & Emergency:
• One-tap emergency call with GPS location sharing
• Real-time location sharing with trusted contacts

Premium design optimized for circular Wear OS screens.

Data sources: Heart rate, SpO2, accelerometer, gyroscope (all from your Wear OS device)

Download KnightGuard today.
Updated on
May 8, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data isn’t encrypted
You can request that data be deleted

What’s new

This is the first alpha version of Knights Health Wear OS app – your companion for proactive, real-time health monitoring.