O₂ Buddy: Blood Oxygen
Minorbits LLC
About this app
- Age 10
- Updated Sep 6, 2025
- OS IOS
Editor reviews
A simple, reliable blood oxygen and pulse tracking app for everyday health and fitness. Connect a compatible pulse oximeter or wearable to log SpO2 and heart rate in seconds, visualize trends, and build healthier habits. Core features focus on effortless logging and device sync, clear trend charts with personalized ranges and tags, and exportable reports for sharing. Ideal for athletes, altitude travelers, and anyone optimizing sleep, workouts, and recovery. A great companion for blood oxygen monitor users seeking a SpO2 tracker with actionable health insights and fitness tracking. This app is not a medical device and does not measure oxygen without compatible hardware.
Screenshots
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How to use:
1. Download the app, create your profile, and set your goals and preferred units.
2. Pair a compatible pulse oximeter or wearable via Bluetooth, or choose Manual Entry to record readings by hand.
3. Take a reading and save it with tags such as rest, workout, sleep, or altitude, adding notes or symptoms if helpful.
4. Open Trends to review daily, weekly, and monthly charts, adjust your personalized ranges, and enable reminders and notifications.
5. Export a PDF or CSV report to share with a coach or clinician, and try guided breathing sessions to support recovery and relaxation.