Best Blood Oxygen Spo2 App

233+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated July 2026

With an average user rating of 4.2★, the blood oxygen spo2 app category is one of the App Store's strongest. Browse all 233+ apps we track, sorted so the most loved ones surface first.

Compare top Blood Oxygen Spo2 App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen AppBlood Oxygen AppFree4.6★ (31K)NoYesAug 2026
2Oximeter - Track Oxygen SpO2Oximeter - Track Oxygen SpO2Free4.5★ (466)NoYesJul 2026
3Blood Oxygen LevelBlood Oxygen LevelFree4.3★ (2K)YesNoAug 2026
4Blood Oxygen SpO2 TrackerBlood Oxygen SpO2 TrackerFree was $1.993.4★ (127)NoYesJul 2026
5Blood Oxygen App- WatchBlood Oxygen App- WatchFree4.2★ (630)NoYesJul 2026
6Blood Oxygen | O2 Monitor app+Blood Oxygen | O2 Monitor app+Free4.6★ (423)NoYesAug 2026
7SPO2er: Blood Oxygen on WatchSPO2er: Blood Oxygen on Watch$0.994.8★ (6)NoNoJul 2026
8O2 Buddy: Blood Oxygen SpO2O2 Buddy: Blood Oxygen SpO2$0.994.5★ (44)NoYesAug 2026

Top Picks for Blood Oxygen Spo2 App

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 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.

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
Oximeter - Track Oxygen SpO2#2

Oximeter - Track Oxygen SpO2 by AVTOSTROI, OOO

Blood O2 Monitor Tracker
Strong Contender
💪 Health & Fitness
4.5(466 ratings)
FreeIn-App Purchases
Oximeter - Track Oxygen SpO2 screenshot 1
Oximeter - Track Oxygen SpO2 screenshot 2
Oximeter - Track Oxygen SpO2 screenshot 3
Oximeter - Track Oxygen SpO2 screenshot 4

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.

Blood Oxygen Level#3

Blood Oxygen Level by Enrique Villahermosa Juara

Record pulse and oxygen level
Worth Considering
🏥 Medical
4.3😞(2K 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

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.

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 Blood Oxygen Spo2 App apps to explore

4
Blood Oxygen SpO2 Tracker
Blood Oxygen SpO2 Tracker
Blood Oxygen SpO2 Tracker
Pulse Oximeter Tracker
Free
$1.99 | 100% OFF

Track your blood oxygen saturation (SpO₂) with smart alerts and historical data. Understand your overall wellness and make informed health decisions with detailed charts and insights on your iPhone and Apple Watch.

View latest SpO₂ measurementDetailed 7-day averages and chartsCustom low reading notifications
💪 Health & Fitness
(127)
free with in-app purchases
5
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
(630)
free with in-app purchases
6
Blood Oxygen | O2 Monitor app+
Blood Oxygen | O2 Monitor app+
Blood Oxygen | O2 Monitor app+
Saturation Level + Pulse Rate
Free

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.

Log oxygen saturation (SpO2) and pulse rateFast and accurate pulse measurementMulti-profile support for family members
🏥 Medical
(423)
freemium
7
SPO2er: Blood Oxygen on Watch
SPO2er: Blood Oxygen on Watch
SPO2er: Blood Oxygen on Watch
SPO₂ Monitoring from HealthKit
$0.99

Visualize your blood oxygen levels with clear graphs and historical data. This app syncs with HealthKit to display your latest readings, 24-hour trends, and past samples on your iPhone and Apple Watch. It prioritizes privacy with no accounts, ads, or data sharing.

Latest blood oxygen reading display24-hour trend graphDetailed historical samples
💪 Health & Fitness
(6)
paid
8
O2 Buddy: Blood Oxygen SpO2
O2 Buddy: Blood Oxygen SpO2
O2 Buddy: Blood Oxygen SpO2
Saturation Levels & Trends
$0.99

Easily monitor your blood oxygen levels with real-time data and clear charts. Track daily averages and wellness trends, with instant syncing from HealthKit to your Apple Watch. Your health data remains private and secure on your device.

Real-time blood oxygen readingsClear charts and instant dataSyncs with HealthKit
💪 Health & Fitness
(44)
free
9
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
10
Instant Pulse - Blood Pressure
Instant Pulse - Blood Pressure
Instant Pulse - Blood Pressure
Heart Mate, AFib, Oxygen,HRV
Free

Monitor and manage your pulse rate, rhythm, blood pressure, and oxygen levels using your smartphone camera. Quickly check your heart rhythm and track vital signs for general health and wellbeing.

Track blood pressure and pulse rateMonitor blood oxygen levelsReal-time pulse monitoring
💪 Health & Fitness
(5.2K)
subscription
11
Кислород в крови: Здоровье
Кислород в крови: Здоровье
Кислород в крови: Здоровье
Сатурация и уровень кислорода
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
(190)
subscription
12
Oxiline
Oxiline
Oxiline
Visualize Your Health Journey
Free

This app connects to health devices to visualize, track, and export your health measurements. It provides real-time data visualization and a comprehensive overview of your health metrics, helping you monitor progress and share data with healthcare providers.

Bluetooth device integrationReal-time data visualizationComprehensive health overview
💪 Health & Fitness
(4.8K)
free
13
哈特健康检测: 心率 & 血氧 & 血压 & 睡眠 & 心脏
哈特健康检测: 心率 & 血氧 & 血压 & 睡眠 & 心脏
哈特健康检测: 心率 & 血氧 & 血压 & 睡眠 & 心脏
精准心跳检测 | AI健康报告 | 血压记录| 心理压力监控
Free

This app uses AI and your device's camera to monitor vital health metrics like heart rate, blood pressure, and stress levels. It provides detailed visual insights and personalized analysis to help you understand your well-being. Integrates with Apple Health for comprehensive tracking.

AI health analysisCamera pulse measurementBlood pressure tracking
💪 Health & Fitness
(7.5K)
free with in-app purchases
14
Pressão Arterial - Monitor
Pressão Arterial - Monitor
Pressão Arterial - Monitor
Monitorar e Registrar PA
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
(8K)
free with in-app purchases
15
Health Monitor: Sugar & BP
Health Monitor: Sugar & BP
Health Monitor: Sugar & BP
Blood Sugar & Pressure Tracker
Free

Monitor your heart rate, blood pressure, blood sugar, and blood oxygen levels. Analyze trends, gain insights into your body's balance, and access health education. Integrates with Apple Health for comprehensive health management.

Heart rate measurement via cameraBlood pressure tracking and trendsBlood sugar monitoring
💪 Health & Fitness
(13K)
freemium
16
AarogyaSetu
AarogyaSetu
AarogyaSetu
AapSurakshit,Hum Surakshit
Free

This app connects users with essential health services, playing a key role in public health initiatives. It offers features like health ID creation, record linking, consent management, and a search function for nearby medical facilities.

ABHA (Health ID) creationHealth record discovery and linkingSimplified consent management
💪 Health & Fitness
(5.7K)
free
17
RateTracker:Blood Sugar
RateTracker:Blood Sugar
RateTracker:Blood Sugar
Heart Rate & BP Monitor
Free

This app helps you monitor vital health metrics like heart rate, blood sugar, and blood pressure. It also supports lifestyle goals such as quitting smoking and tracking GLP-1 medication side effects. Gain insights into your health trends and receive motivational support.

Heart Rate & Blood Sugar TrackingHeart Health ReportGLP-1 Tracker
🔧 Utilities
(4.2K)
free with in-app purchases
18
True Pulse Heart Rate Monitor
True Pulse Heart Rate Monitor
True Pulse Heart Rate Monitor
#1 Blood Pressure & O2 Logger
Free

Instantly measure your heart rate using your phone's camera. Track your health, view pulse waveforms, and access mental health tests. Premium offers unlimited features and supports a family business.

Instant heart rate monitoringPulse waveform graphsMental health tests
💪 Health & Fitness
(2.2K)
freemium
19
Blood Pressure Tracker SmartBP
Blood Pressure Tracker SmartBP
Blood Pressure Tracker SmartBP
Smart BP Heart Monitor Log App
Free

Log, monitor, and analyze blood pressure and heart measurements. Automatically calculate BMI, pulse pressure, and mean arterial pressure. Share reports with healthcare providers and track progress with clear graphs and statistics.

Log blood pressure, pulse, and weightAutomatic BMI, PP, and MAP calculationSync with Bluetooth BP monitors
🏥 Medical
(58K)
free with in-app purchases
20
ARBloodPressure:Health record
ARBloodPressure:Health record
ARBloodPressure:Health record
Pay attention to your health
Free

Easily record and analyze key health metrics like blood pressure, heart rate, weight, and blood sugar. Visualize your health trends with intuitive charts and set reminders for accurate daily tracking. Unlock premium features with various subscription options.

Record blood pressureView blood pressure trendsRecord blood sugar
💪 Health & Fitness
(34)
freemium

FAQ about Blood Oxygen Spo2 App

What is the best blood oxygen spo2 app for iPhone?
Blood Oxygen App tops our blood oxygen spo2 app ranking as of July 2026, with a 4.6-star average from 31K App Store ratings, and it's free to download.
Yes — 18 of the top blood oxygen spo2 app we rank are free to download, including Blood Oxygen App and Oximeter - Track Oxygen SpO2.
Blood Oxygen App has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 233+ blood oxygen spo2 app on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to monitor your blood oxygen levels and heart rate. You can use your phone's camera to estimate heart rate and sync with your Apple Watch for blood oxygen readings. It also provides features like data logging, export options, breathing exercises, and sleep reports.
You can monitor your blood oxygen and heart rate by syncing with your Apple Watch. Additionally, the app can estimate your heart rate using your phone's camera. The data can then be logged and tracked within the app.