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Best Oxygen Level Monitor Apps

223+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated July 2026

Looking for free oxygen level monitor apps? 20 of our 223+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Oxygen Level Monitor

InPulse - Heart Rate Monitor#1

InPulse - Heart Rate Monitor by AIBY Incorporated

Log Blood Pressure & Oxygen
Editor's Choice
💪 Health & Fitness
4.6😐(166K ratings)
FreeIn-App Purchases
#37in Health & Fitness
InPulse - Heart Rate Monitor screenshot 1
InPulse - Heart Rate Monitor screenshot 2
InPulse - Heart Rate Monitor screenshot 3
InPulse - Heart Rate Monitor screenshot 4
InPulse - Heart Rate Monitor screenshot 5

Monitor your heart rate using your iPhone's camera and log blood pressure and oxygen saturation. Receive daily wellness assessments, habit tracking, and emotional wellbeing tools. This app is for fitness and general wellness information.

What We Love

  • 👍 Accurate heart rate measurements
  • 🚀 Convenient and easy to use
  • 🤖 Helpful health insights and reminders
  • 💻 Integration with Apple Health

Room to Improve

  • 🔒 Concerns about privacy and data security
  • 💰 Expensive subscription model
  • 🐛 Inconsistent and inaccurate readings
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

Track your blood oxygen saturation (SpO2) and pulse rate daily. Log readings from your oximeter, monitor your normal range, and stay informed about your health. Features include a log diary, multi-profile support, and Apple Health synchronization.

Heartify: Heart Health Monitor#3

Heartify: Heart Health Monitor by Heartify, LLC

Pulse & Stress Analyzer, HRV
Worth Considering
💪 Health & Fitness
4.7😐(118K ratings)
FreeAdsIn-App Purchases
Heartify: Heart Health Monitor screenshot 1
Heartify: Heart Health Monitor screenshot 2
Heartify: Heart Health Monitor screenshot 3
Heartify: Heart Health Monitor screenshot 4
Heartify: Heart Health Monitor screenshot 5
Heartify: Heart Health Monitor screenshot 6

Monitor your heart rate and track key health metrics like HRV, stress, and energy levels using your phone's camera. Gain insights into your heart health with educational content and progress reports. Connect with a community and access premium features through subscription.

What We Love

  • 🚀 Accurate heart rate measurements
  • 👍 Provides detailed health insights
  • 🤔 Helpful for monitoring heart conditions
  • 👍 User-friendly app design

Room to Improve

  • 💰 Expensive subscription model
  • 🔍 Inconsistent or inaccurate readings
  • 🤔 Confusing or overwhelming data

More Oxygen Level Monitor apps to explore

4
Blood Oxygen Level
Blood Oxygen Level
Blood Oxygen Level
Record pulse and oxygen level
Free

Easily record your daily pulse and blood oxygen levels. Track your health statistics over time with simple data entry and clear visualizations. Requires an external device like a pulse oximeter or smartwatch for measurements.

Record pulse measurementsRecord blood oxygen levelsDaily measurement tracking
🏥 Medical
(1.8K)
ad-supported
5
Blood Oxygen App
Blood Oxygen App
Blood Oxygen App
SpO2 Level Monitor・Heart Rate
Free

Monitor blood oxygen levels and heart rate using your phone's camera or by syncing with your Apple Watch. Track vital signs, share data with your doctor, and access curated health articles. Includes breathing exercises and sleep reports.

Blood oxygen monitoringHeart rate estimation via cameraApple Watch sync
🏥 Medical
(31K)
freemium
6
Blood Oxygen Level: Analyzer
Blood Oxygen Level: Analyzer
Blood Oxygen Level: Analyzer
O2, pulse calculator: Tracker
Free

Track your blood oxygen saturation levels and monitor changes over time. Log additional symptoms to gain a more comprehensive understanding of your condition. Supports multiple user profiles and synchronizes with HealthKit for pulse and oxygen data.

Oxygen saturation trackingSymptom loggingHistory of changes
🏥 Medical
(28)
subscription
7
Pulse Plus: Heart Rate Monitor
Pulse Plus: Heart Rate Monitor
Pulse Plus: Heart Rate Monitor
Blood Pressure・Oxygen Tracker
Free

Track your heart rate using your phone's camera with this easy-to-use app. It utilizes photoplethysmography to provide accurate pulse measurements and visualizes your data over time. Integrate with Apple Health and receive reminders to stay on top of your fitness goals.

Heart rate measurement via phone cameraPhotoplethysmography (PPG) technologyPersonalized measurement history dashboard
💪 Health & Fitness
(3.6K)
subscription
8
Oximeter - Track Oxygen SpO2
Oximeter - Track Oxygen SpO2
Oximeter - Track Oxygen SpO2
Blood O2 Monitor Tracker
Free

Monitor and record your blood oxygen saturation (SpO2) levels with this personal health tracking app. It offers detailed analytics, daily wellness guides, and data export options. Sync your health data with Apple Health for a comprehensive overview.

Display, record, and view SpO2 dataDetailed analytics with data spikesNutrition and meditation guides
💪 Health & Fitness
(466)
free with in-app purchases
9
Pulsedo: Heart Rate Monitor
Pulsedo: Heart Rate Monitor
Pulsedo: Heart Rate Monitor
Blood Pressure & Oxygen Level
Free

Track your pulse, blood pressure, oxygen levels, and body temperature. Analyze your health indicators with detailed measurements and a meditation section to help restore your heart rate. Unlimited access to all features is available with a subscription.

Heart rate monitorStore blood pressure dataSave blood oxygen levels
💪 Health & Fitness
(3.3K)
subscription
10
Blood Oxygen App+
Blood Oxygen App+
Blood Oxygen App+
Heart Rate Monitor Diary
Free

Easily track and monitor your blood oxygen levels and heart rate with a modern, user-friendly interface. Log your measurements, access recent data, and export your records for personal tracking.

Track blood oxygen levelMonitor heart rateLog measurements
🏥 Medical
(471)
free with in-app purchases
11
BloodPressure-Level Checker
BloodPressure-Level Checker
BloodPressure-Level Checker
by THREE PANDA DIGITAL LIMITED
Free

Effortlessly manage blood pressure, heart rate, blood glucose, and blood oxygen levels. Track vital signs daily with precision, visualize trends through intuitive charts, and receive expert health insights to empower your wellness.

Blood pressure trackingHeart rate monitoringBlood sugar logging
💪 Health & Fitness
(2.4K)
free
12
Health Coach-Fit&Heart Health
Health Coach-Fit&Heart Health
Health Coach-Fit&Heart Health
Workout & Heart Rate Monitor
Free

Monitor your heart health and overall well-being with this comprehensive companion app. Track vital signs, analyze long-term trends, and access personalized workout plans and health insights. It's designed to help you understand your body better and achieve your wellness goals.

Real-time pulse detectionBlood pressure & oxygen loggingEnergy and HRV monitoring
🌟 Lifestyle
(2.4K)
subscription
13
Heart Rate Monitor - Pulse BPM
Heart Rate Monitor - Pulse BPM
Heart Rate Monitor - Pulse BPM
Pulse: Step,Health HR&Oximeter
Free

Easily monitor your heart rate, track steps, and record vital health metrics like blood pressure and body temperature. Save and visualize your health data, set reminders, and share your progress with friends and family. This app provides convenient health insights for daily well-being.

Measure heart rate anywhereTrack steps, blood pressure, and body temperatureSave and visualize health data
💪 Health & Fitness
(128K)
freemium
14
Welltory: Health, Heart Rate
Welltory: Health, Heart Rate
Welltory: Health, Heart Rate
Stress, Sleep, BP, O2 Monitor
Free

This app helps you understand your body's signals by analyzing heart rate variability and integrating data from over 1,000 devices and apps. It provides science-backed insights into sleep, stress, heart health, and activity to help you feel better and optimize your wellness.

Heart rate variability analysisSleep quality insightsStress monitoring
💪 Health & Fitness
(130K)
freemium
15
iHeart-Pulse Rate Monitor App.
iHeart-Pulse Rate Monitor App.
iHeart-Pulse Rate Monitor App.
Log body info:Smart BP Tracker
Free

Track your heart rate in real-time with visual charts. Log daily health check-ins, habits, blood pressure, and blood sugar. Develop healthier routines and monitor your activity.

Real-time heart rate trackingDaily health check-in loggingBlood pressure and sugar log
💪 Health & Fitness
(6.8K)
free with in-app purchases
16
Healthy Life-Heart&Diet Health
Healthy Life-Heart&Diet Health
Healthy Life-Heart&Diet Health
Heart Rate Monitor&Meditation
Free

Monitor your heart rate, blood pressure, and oxygen levels using just your phone. Track long-term trends, log vital signs, and access health reports. Includes guided meditation and heart-healthy diet advice for overall well-being.

Phone-based pulse detectionTrack heart rate trendsLog blood pressure and oxygen
🌟 Lifestyle
(3.5K)
free with in-app purchases
17
Blood Pressure App-BP Tracker
Blood Pressure App-BP Tracker
Blood Pressure App-BP Tracker
BP Tracker, Monitor & Log
Free

Track and analyze vital health metrics including blood pressure, heart rate, blood sugar, and oxygen saturation. Gain insights through intelligent analysis, clear charts, and practical health tips. Export your data to share with healthcare professionals.

Track Blood Pressure & Heart RateMeasure Heart Rate with CameraLog Blood Sugar & Oxygen Saturation
💪 Health & Fitness
(6.5K)
free with in-app purchases
18
HeartFit - BP Health Tracker
HeartFit - BP Health Tracker
HeartFit - BP Health Tracker
Pulse Monitor & Self-Care Mate
Free

Monitor vital health metrics like heart rate, blood pressure, and blood sugar using your phone's camera. Track BMI, analyze stress levels, and receive daily health insights for a balanced lifestyle. Achieve peace of mind with comprehensive health tracking.

Heart Rate Measurement via CameraBlood Pressure & Oxygen TrackingBlood Sugar Logging
💪 Health & Fitness
(1.7K)
subscription
19
PulseFlow-Heart Rate Monitor
PulseFlow-Heart Rate Monitor
PulseFlow-Heart Rate Monitor
Log Blood Pressure &Heart Rate
Free

This app helps you monitor and understand your heart health. It allows you to track heart rate, blood pressure, blood oxygen, and blood sugar, providing personalized insights and reports to improve your overall wellness.

Measure heart rate with phone cameraTrack blood pressure trendsMonitor blood oxygen levels
💪 Health & Fitness
(1.7K)
freemium
20
Blood Oxygen App- Watch
Blood Oxygen App- Watch
Blood Oxygen App- Watch
Log & track pulse o2 levels
Free

Monitor and manage vital health metrics like blood oxygen, heart rate, and blood pressure. Receive automatic alerts for critical changes and utilize breathing exercises for relaxation. Syncs with Apple Health for a comprehensive view of your well-being.

Blood oxygen (SpO2) logging and trackingAutomatic low oxygen level notificationsHeart rate and HRV monitoring
🏥 Medical
(611)
free with in-app purchases

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