Best Oxygen Saturation Apps

226+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated June 2026

Looking for free oxygen saturation apps? 20 of our 226+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for 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
#25in 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 | O2 Monitor app+#2

Blood Oxygen | O2 Monitor app+ by Yana Shestakova

Saturation Level + Pulse Rate
Strong Contender
🏥 Medical
4.6(379 ratings)
FreeIn-App Purchases
Blood Oxygen | O2 Monitor app+ screenshot 1
Blood Oxygen | O2 Monitor app+ screenshot 2
Blood Oxygen | O2 Monitor app+ screenshot 3
Blood Oxygen | O2 Monitor app+ screenshot 4
Blood Oxygen | O2 Monitor app+ screenshot 5

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!

Blood Oxygen Level#3

Blood Oxygen Level by Enrique Villahermosa Juara

Record pulse and oxygen level
Worth Considering
🏥 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

More Oxygen Saturation apps to explore

4
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)
5
Heart Rate Monitor - Pulse BPM
Heart Rate Monitor - Pulse BPM
Heart Rate Monitor - Pulse BPM
Pulse: Step,Health HR&Oximeter
Free

Track your heart rate with ease using Pulse BPM. Monitor your pulse in real-time, keep track of your health, and stay on top of your fitness goals. Download now and take control of your heart health!

💪 Health & Fitness
(128K)
6
InPulse - Heart Rate Monitor
InPulse - Heart Rate Monitor
InPulse - Heart Rate Monitor
Log Blood Pressure & Oxygen
Free

Monitor your heart rate and log blood pressure easily with this application. Track your health metrics and stay informed about your cardiovascular well-being. Download now for a comprehensive view of your heart health.

💪 Health & Fitness
(166K)
7
PacMeta Oxygen Saturation
PacMeta Oxygen Saturation
PacMeta Oxygen Saturation
by Pacific Meta Pte Ltd
Free
📚 Education
(0)
8
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)
9
Breath - Increase Blood Oxygen
Breath - Increase Blood Oxygen
Breath - Increase Blood Oxygen
Train & Monitor Saturation
Free
🏥 Medical
(0)
10
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)
11
Blood Oxygen Monitor - OxyByte
Blood Oxygen Monitor - OxyByte
Blood Oxygen Monitor - OxyByte
SpO2 Respiration Health O2 App
Free
🏥 Medical
(0)
12
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
(2)
13
CardioBot: Heart Rate Monitor
CardioBot: Heart Rate Monitor
CardioBot: Heart Rate Monitor
Cardio Activity HRV Tracker
Free

Monitor your heart rate and daily activities with CardioBot, an all-in-one heart rate monitor and activity tracker that provides smart recommendations for improving cardiovascular health. With features like color-coded heart rate readings, workout and meditation data tracking, and sleep analysis, CardioBot offers a comprehensive view of your heart health on your iPhone. Start tracking your heart health today!

💪 Health & Fitness
(245)
14
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)
15
O2 Care - SpO2 HRV Biofeedback
O2 Care - SpO2 HRV Biofeedback
O2 Care - SpO2 HRV Biofeedback
Sleep Breathe Inner Balance
Free

This application helps analyze and improve sleep and stress-related problems by tracking and analyzing sleep, oxygen levels, and heart rate variability, providing insights into mind-body health and potential risks. It also offers a breathing exercise feature to reduce stress, improve heart rate variability, and enhance sleep quality, sign up now to take control of your inner balance.

💪 Health & Fitness
(46)
16
Oximeter Tracker Pulse Measure
Oximeter Tracker Pulse Measure
Oximeter Tracker Pulse Measure
O2, pulse calculator: Tracker
Free

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!

🏥 Medical
(28)
17
iFORA O2
iFORA O2
iFORA O2
Sleep SpO2 HRV Breathe Balance
Free

This application helps analyze and improve sleep apnea and mind-body related problems by integrating with a Bluetooth Pulse Oximeter and Intelligent Cloud Analysis System, providing features such as sleep SpO2 analysis, HRV analysis, and resonance breathing exercises. By using this app, you can gain insights into your sleep and health, track changes, and receive personalized recommendations for improvement.

💪 Health & Fitness
(18)
18
Instant Heart Rate: HR Monitor
Instant Heart Rate: HR Monitor
Instant Heart Rate: HR Monitor
Pulse Tracker & Stress Test
Free

Track your heart rate instantly using your smartphone camera. Get real-time heart rate measurements, track your fitness progress, and stay on top of your health goals with ease. Download now and take control of your heart health.

💪 Health & Fitness
(229K)
19
Hearty : Heart Rate,Stress, BP
Hearty : Heart Rate,Stress, BP
Hearty : Heart Rate,Stress, BP
Blood Pressure, Sleep & SpO2
Free

Monitor your heart health with this all-in-one application that measures heart rate, stress levels, blood pressure, oxygen levels, HRV, and ECG. Simply use your phone's camera to track your pulse and record blood pressure accurately. Monitor your heart health anytime, anywhere.

💪 Health & Fitness
(1.4K)
20
OXYGEN
OXYGEN
OXYGEN
Watch True Crime TV Shows
Free

The app allows users to watch true crime TV shows, stream movies, and catch up on past season content. Stay updated on the latest episodes, bonus clips, and sneak peek with the Oxygen app, the go-to platform for crime enthusiasts. Sign in with your TV subscription to access the full range of content.

🎬 Entertainment
(16K)

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