Oxygen Saturation – SpO₂ Tracker

Monitor your blood oxygen levels with smart alerts, historical insights, and detailed charts on iPhone and Apple Watch.

Your blood oxygen level (SpO₂) reflects how well your lungs and red blood cells deliver oxygen to your body. Tracking this vital sign helps you understand your overall wellness and supports informed health decisions.

Key Features:
• View your latest SpO₂ measurement directly on iPhone and Apple Watch
• Explore detailed 7-day averages and daily min/max charts
• Set custom thresholds and receive notifications for low readings
• Includes widgets and complications for all iOS 17+ and watchOS 10+ widget types
• Minimal, elegant design with clear health insights

Requirements:
• Compatible with Apple Watch Series 6 or newer
• Requires access to Apple Health to read blood oxygen data
• Widgets and complications automatically show your latest values if permissions are granted