Best Pulse Oximeter App

247+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated September 2026

With an average user rating of 4.0★, the pulse oximeter app category is one of the App Store's strongest. Browse all 247+ apps we track, sorted so the most loved ones surface first.

Compare top Pulse Oximeter App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen AppBlood Oxygen AppFree4.6★ (31K)NoYesSep 2026
2Instant Heart Rate: HR MonitorInstant Heart Rate: HR MonitorFree4.9★ (229K)YesYesSep 2026
3Apple HealthApple HealthFree3.0★ (8.9K)NoNoSep 2026
4Oximeter - Track Oxygen SpO2Oximeter - Track Oxygen SpO2Free4.5★ (547)NoYesSep 2026
5Pulse Oximeter for iPhonePulse Oximeter for iPhoneFreeNoYesSep 2026
6Blood Oxygen LevelBlood Oxygen LevelFree4.3★ (2K)YesNoSep 2026
7InPulse - Heart Rate MonitorInPulse - Heart Rate MonitorFree4.6★ (177K)NoYesSep 2026
8MtM MtConnect04 Pulse OximeterMtM MtConnect04 Pulse OximeterFreeNoNoMay 2026

Top Picks for Pulse Oximeter 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
#28in Medical
Blood Oxygen App screenshot 1
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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
  • ❌ Deceptive marketing and false advertising
  • ❌ No way to contact customer support
Instant Heart Rate: HR Monitor#2

Instant Heart Rate: HR Monitor by Bodymatter, Inc.

Pulse Tracker & Stress Test
Strong Contender
💪 Health & Fitness
4.9😐(229K ratings)
FreeAdsIn-App Purchases
Instant Heart Rate: HR Monitor screenshot 1
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Instant Heart Rate: HR Monitor screenshot 6

Measure your heart rate and stress levels accurately using your phone's camera. Track trends, view pulse waveforms, and utilize a StandUp test for fitness insights. Integrates with Apple Health.

What We Love

  • 🚀 Accurate heart rate measurements
  • 📊 Helpful for monitoring heart health
  • 💾 Saves and tracks heart rate history
  • 🆓 Free version available

Room to Improve

  • 🔒 Requires account creation to use
  • 💰 Expensive subscription for full features
  • 📢 Intrusive ads in free version
  • 🤖 Inconsistent or inaccurate readings
3.0😐(8.9K ratings)
Free
Apple Health screenshot 1
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Consolidate and securely store your health and fitness data from various sources. Visualize trends, track progress, and gain insights into your well-being. Share information with trusted individuals and manage medications and mental health.

What We Love

  • 🚀 Accurate step counting
  • 👍 Helpful for tracking health data
  • 🚑 Saved user's life by detecting heart issues
  • 💡 Integrates well with other health apps

Room to Improve

  • 🐛 Inconsistent step/distance tracking
  • 🐛 Sleep tracking issues
  • 🐛 Medication tracking limitations
  • 📊 Poor data visualization and analysis
  • 🤔 Lacks customization options

More Pulse Oximeter App apps to explore

FAQ about Pulse Oximeter App

What is the best pulse oximeter app for iPhone?
Blood Oxygen App tops our pulse oximeter app ranking as of September 2026, with a 4.6-star average from 31K App Store ratings, and it's free to download.
Yes — 20 of the top pulse oximeter app we rank are free to download, including Blood Oxygen App and Instant Heart Rate: HR Monitor.
Blood Oxygen App has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 247+ pulse oximeter app on the iOS App Store as of September 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.