Best Free Heart Rate App Oxygen

237+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated September 2026

Every iPhone needs a few good free heart rate app oxygen. We benchmark 237+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Free Heart Rate App Oxygen (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen AppBlood Oxygen AppFree4.6★ (31K)NoYesSep 2026
2Heart Rate Monitor - Pulse BPMHeart Rate Monitor - Pulse BPMFree4.6★ (130K)YesYesSep 2026
3Heart Rate Plus: Pulse MonitorHeart Rate Plus: Pulse MonitorFree4.5★ (3.6K)YesYesSep 2026
4Blood Oxygen | O2 Monitor app+Blood Oxygen | O2 Monitor app+Free4.6★ (424)NoYesSep 2026
5Heart Rate Monitor - Pulse HRHeart Rate Monitor - Pulse HRFree4.1★ (9K)NoYesSep 2026
6Heart Analyzer: Pulse TrackerHeart Analyzer: Pulse TrackerFree4.7★ (22K)NoYesSep 2026
7Arteriva: Heart Rate MonitorArteriva: Heart Rate MonitorFree5.0★ (4)NoYesSep 2026
8HeartApp: Heart Rate MonitorHeartApp: Heart Rate MonitorFree4.7★ (97)YesYesSep 2026

Top Picks for Free Heart Rate App Oxygen

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
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
  • ❌ Deceptive marketing and false advertising
  • ❌ No way to contact customer support
Heart Rate Monitor - Pulse BPM#2

Heart Rate Monitor - Pulse BPM by Zane

Pulse: Step,Health HR&Oximeter
Strong Contender
💪 Health & Fitness
4.6😐(130K ratings)
FreeAdsIn-App Purchases
Heart Rate Monitor - Pulse BPM screenshot 1
Heart Rate Monitor - Pulse BPM screenshot 2
Heart Rate Monitor - Pulse BPM screenshot 3
Heart Rate Monitor - Pulse BPM screenshot 4

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.

What We Love

  • 👍 Accurate heart rate measurements
  • 📊 Helpful for tracking health conditions
  • 🗓️ Ability to save and review past readings
  • 💻 Easy to use interface

Room to Improve

  • 📺 Excessive advertisements that interfere with usage
  • 🔒 Subscription required for full functionality
  • 🔢 Limited number of free daily measurements
  • 🔄 Inconsistent or inaccurate readings
Heart Rate Plus: Pulse Monitor#3

Heart Rate Plus: Pulse Monitor by Ngo Na

Heart Rate Monitor and Tracker
Worth Considering
💪 Health & Fitness
4.5😐(3.6K ratings)
FreeAdsIn-App Purchases
Heart Rate Plus: Pulse Monitor screenshot 1
Heart Rate Plus: Pulse Monitor screenshot 2
Heart Rate Plus: Pulse Monitor screenshot 3
Heart Rate Plus: Pulse Monitor screenshot 4
Heart Rate Plus: Pulse Monitor screenshot 5

Monitor your heart rate using your smartphone's camera. The app detects subtle color changes in your fingertip to calculate your pulse, providing real-time graphs and the ability to save and share results. It's designed for general fitness and wellness tracking.

What We Love

  • 🩺 Accurate heart rate monitoring
  • 📊 Helpful history tracking and graphing
  • 💻 Simple and easy-to-use interface
  • 🆓 Free and ad-free version available
  • 👨‍⚕️ Useful for medical monitoring

Room to Improve

  • 🐛 Inconsistent or inaccurate readings
  • ⏱️ Slow to get a reading
  • 💰 Paid version required for full features
  • 📺 Intrusive full-screen ads in free version
  • 🔧 App not updated or supported consistently

More Free Heart Rate App Oxygen apps to explore

FAQ about Free Heart Rate App Oxygen

What is the best free heart rate app oxygen for iPhone?
Blood Oxygen App tops our free heart rate app oxygen ranking as of September 2026, with a 4.6-star average from 31K App Store ratings, and it's free to download.
Blood Oxygen App has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 237+ free heart rate app oxygen 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.