Best Apps To Check Oxygen Saturation

223+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated May 2026

Blood Oxygen App is the household name in apps to check oxygen saturation, but it's far from the only option. We track 223+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Apps To Check Oxygen Saturation

Blood Oxygen App#1

Blood Oxygen App by AboutMe Apps, Inc.

SpO2 Level Monitor・Heart Rate
Editor's Choice
🏥 Medical
4.6😞(31K ratings)
FreeIn-App Purchases
#26in Medical
Blood Oxygen App screenshot 1
Blood Oxygen App screenshot 2
Blood Oxygen App screenshot 3
Blood Oxygen App screenshot 4
Blood Oxygen App screenshot 5
Blood Oxygen App screenshot 6

Monitor your blood oxygen level and heart rate effortlessly with our app and sync your Apple Watch for alerts about low levels. Easily track and log vital signs, take oxygen tests, estimate heart rate with the camera, and practice box breathing for calm—all in one app. Download now for free and stay informed about your cardiovascular health.

What We Love

  • ⭐ Awesome app
  • ⭐ Very easy to use
  • ⭐ Helpful for monitoring health conditions
  • ⭐ Detailed data logging

Room to Improve

  • ❌ Doesn't accurately measure blood oxygen levels
  • ❌ Requires premium subscription for key features
  • ❌ Inconsistent and unreliable performance
Blood Oxygen Level#2

Blood Oxygen Level by Enrique Villahermosa Juara

Record pulse and oxygen level
Strong Contender
🏥 Medical
4.3😞(1.8K ratings)
FreeAds
Blood Oxygen Level screenshot 1
Blood Oxygen Level screenshot 2
Blood Oxygen Level screenshot 3
Blood Oxygen Level screenshot 4
Blood Oxygen Level screenshot 5
Blood Oxygen Level screenshot 6

Track your pulse and blood oxygen levels daily with ease using this app. Simply record your measurements and view your statistics over time. Get started now to monitor your health more effectively!

What We Love

  • 👍 Simple and easy interface
  • 🚀 Impressive work
  • 💡 Helpful for recording health conditions

Room to Improve

  • 🐛 Doesn't record anything
  • 🐛 Flickering and freezing issues
  • 🔋 Ads make it unusable
Blood Oxygen Level: Analyzer#3

Blood Oxygen Level: Analyzer by Svetlana Rabosh

O2, pulse calculator: Tracker
Worth Considering
🏥 Medical
3.9(189 ratings)
FreeIn-App Purchases
Blood Oxygen Level: Analyzer screenshot 1
Blood Oxygen Level: Analyzer screenshot 2
Blood Oxygen Level: Analyzer screenshot 3
Blood Oxygen Level: Analyzer screenshot 4
Blood Oxygen Level: Analyzer screenshot 5
Blood Oxygen Level: Analyzer screenshot 6

Track and monitor your blood oxygen levels easily with this app. Record data, track symptoms, view history, create multiple profiles, and sync with Health Kit for pulse and oxygen information. Remember, it's not a medical device, consult a doctor for accurate readings. Start taking control of your oxygen levels today!

More Apps To Check Oxygen Saturation apps to explore

4
Blood Oxygen | O2 Monitor app+
Blood Oxygen | O2 Monitor app+
Blood Oxygen | O2 Monitor app+
Saturation Level + Pulse Rate
Free

Monitor your oxygen saturation levels and pulse rate daily with this essential tracker app. Keep track of your health, set normal levels, sync data to Apple Health, and enjoy features like multi-profile support and daily reminders. Stay informed and stay healthy!

🏥 Medical
(379)
5
Blood Oxygen App+
Blood Oxygen App+
Blood Oxygen App+
Heart Rate Monitor Diary
Free

Track and monitor your blood oxygen level and heart rate with a modern and user-friendly app. Easily log your measurements, access recent data, and export information. Remember, this app is not a substitute for professional medical advice.

🏥 Medical
(471)
6
Oximeter - Track Oxygen SpO2
Oximeter - Track Oxygen SpO2
Oximeter - Track Oxygen SpO2
Blood O2 Monitor Tracker
Free

"Monitor and track your Oxygen Saturation levels with detailed analytics and daily care guides using our personal health management app. Sync data with Apple Health, export to PDF, and enjoy ad-free experience. Contact us for more information or visit our Privacy Policy and Terms and Conditions for details."

💪 Health & Fitness
(466)
7
Blood Oxygen SpO2 Tracker
Blood Oxygen SpO2 Tracker
Blood Oxygen SpO2 Tracker
Pulse Oximeter Tracker
Free
$1.99 | 100% OFF

Monitor your blood oxygen levels conveniently with this app on your Apple Watch Series 6. Stay on top of your wellness by tracking your oxygen saturation directly from your wrist and integrating with the Health app for easy access and insights.

💪 Health & Fitness
(126)
8
Blood Pressure App-BP Tracker
Blood Pressure App-BP Tracker
Blood Pressure App-BP Tracker
BP Tracker, Monitor & Log
Free

Track and monitor your blood pressure levels easily with this app. Stay on top of your health with regular measurements and personalized health insights. Download now for better blood pressure management.

💪 Health & Fitness
(6.5K)
9
Inogen Connect Portable Oxygen
Inogen Connect Portable Oxygen
Inogen Connect Portable Oxygen
by Inogen, Inc.
Free

Track and manage your Inogen portable oxygen concentrator with real-time stats, maintenance alerts, and travel tips through the app. Stay informed with battery life, current settings, push notifications, troubleshooting, FAQs, and more for a seamless experience. Download now for immediate access to essential information and updates.

🏥 Medical
(266)
10
Temperature + Blood Oxygen app
Temperature + Blood Oxygen app
Temperature + Blood Oxygen app
Thermometer & saturation level
Free

Monitor your body temperature and blood oxygen levels with ease using this innovative app. Keep track of your health metrics and stay informed about any changes. Download now for a healthier you.

🏥 Medical
(72)
11
iPulse - Check Heart Rate & BP
iPulse - Check Heart Rate & BP
iPulse - Check Heart Rate & BP
Heart Health Tracker & Monitor
Free

This application helps you take control of your heart health and overall well-being by tracking key metrics such as heart rate, blood pressure, and blood sugar, while also monitoring daily activity and water intake. By using this app, you can gain valuable insights into your health and make informed choices to live a healthier lifestyle.

💪 Health & Fitness
(766)
12
Instant Pulse - Blood Pressure
Instant Pulse - Blood Pressure
Instant Pulse - Blood Pressure
Heart Mate, AFib, Oxygen,HRV
Free

Monitor and manage your pulse rate, blood pressure, oxygen levels with a smartphone app. Features include real-time monitoring, notifications, integration with Apple Health, and quick measurements using PPG technology. Take control of your heart health and wellbeing with Instant Pulse - Blood Pressure.

💪 Health & Fitness
(5.2K)
13
Pulsedo: Heart Rate Monitor
Pulsedo: Heart Rate Monitor
Pulsedo: Heart Rate Monitor
Blood Pressure & Oxygen Level
Free

Track your heart rate and blood pressure effortlessly with Pulsedo; stay informed about your cardiovascular health with real-time monitoring and personalized insights. Download now to prioritize your well-being.

💪 Health & Fitness
(3.3K)
14
PulseTrackr:Heart Rate & HRV
PulseTrackr:Heart Rate & HRV
PulseTrackr:Heart Rate & HRV
Log Blood Pressure & Oxygen
Free

Track your heart rate and log blood pressure measurements easily with this app. Stay on top of your cardiovascular health effortlessly. Download now to monitor your well-being on-the-go!

💪 Health & Fitness
(4.2K)
15
Masimo Personal Health
Masimo Personal Health
Masimo Personal Health
by Masimo Corporation
Free
💪 Health & Fitness
(65)
16
Microlife Connected Health+ US
Microlife Connected Health+ US
Microlife Connected Health+ US
by Microlife
Free

Microlife Connected Health is a comprehensive health management app for iPhone that allows you to transfer and track measurements from various health devices via Bluetooth®. With features like data transfer, personal targets, reminders, and data sharing, stay on top of your health status and lead a healthier lifestyle. Download now and partner with Microlife for a better life.

💪 Health & Fitness
(2K)
17
Blood Oxygen App- Watch
Blood Oxygen App- Watch
Blood Oxygen App- Watch
Log & track pulse o2 levels
Free

Track and monitor your blood oxygen levels with ease using this app on your smartwatch. Stay informed about your health on the go. Download now for peace of mind.

🏥 Medical
(597)
18
Healthy Life-Heart&Diet Health
Healthy Life-Heart&Diet Health
Healthy Life-Heart&Diet Health
Heart Rate Monitor&Meditation
Free

Promote heart health with our all-in-one app designed to track your fitness, diet, and overall well-being. Sign up now to take control of your heart health and live a healthier life.

🌟 Lifestyle
(3.5K)
19
VitalBeat: Blood Sugar Tracker
VitalBeat: Blood Sugar Tracker
VitalBeat: Blood Sugar Tracker
Heart Rate Monitor & BP Check
Free

Track your vital signs, including heart rate, blood pressure, blood glucose, and blood oxygen levels, with this comprehensive health tracking app. Download now and start building healthy habits with a simple, intuitive interface and secure data storage.

💪 Health & Fitness
(130)
20
PulseFlow-Heart Rate Monitor
PulseFlow-Heart Rate Monitor
PulseFlow-Heart Rate Monitor
Log Blood Pressure &Heart Rate
Free

Monitor your heart, blood pressure, blood oxygen levels, and blood sugar with this all-in-one health tracking app. Download it to start receiving personalized health insights, daily summaries, and actionable suggestions to improve your overall wellbeing.

💪 Health & Fitness
(459)