Best Pulse Oximeter Apps

249+ iOS apps curated and reviewed

3.5 avg rating
20 free apps
Updated October 2026

The best pulse oximeter apps on iPhone average 3.5★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Pulse Oximeter Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen AppBlood Oxygen AppFree4.6★ (31K)NoYesOct 2026
2Blood Oxygen LevelBlood Oxygen LevelFree4.3★ (2K)YesNoOct 2026
3InPulse - Heart Rate MonitorInPulse - Heart Rate MonitorFree4.6★ (180K)NoYesOct 2026
4MtM MtConnect04 Pulse OximeterMtM MtConnect04 Pulse OximeterFree—NoNoMay 2026
5Heart Rate Monitor - Pulse BPMHeart Rate Monitor - Pulse BPMFree4.6★ (131K)YesYesOct 2026
6Pulse Oximeter ProPulse Oximeter ProFree1.5★ (4)NoNoMay 2026
7PulseOximeterPulseOximeterFree1.8★ (23)NoNoJul 2026
8Instant Heart Rate: HR MonitorInstant Heart Rate: HR MonitorFree4.9★ (229K)YesYesOct 2026

Top Picks for Pulse Oximeter

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
#31in 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
Blood Oxygen Level#2

Blood Oxygen Level by Enrique Villahermosa Juara

Record pulse and oxygen level
Strong Contender
🏥 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
  • 🐛 Doesn't give accurate readings
  • 🐛 Doesn't sync with devices
InPulse - Heart Rate Monitor#3

InPulse - Heart Rate Monitor by AIBY

Log Blood Pressure & Oxygen
Worth Considering
💪 Health & Fitness
4.6😐(180K ratings)
FreeIn-App Purchases
#35in 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
  • 📊 Detailed health tracking and journaling

Room to Improve

  • 🔒 Concerns about privacy and data security
  • 💰 Expensive subscription model
  • 🐛 Inconsistent and inaccurate readings
  • 🚫 Limited functionality without premium subscription
  • 🔋 Drains battery quickly

More Pulse Oximeter apps to explore

FAQ about Pulse Oximeter

What are the best pulse oximeter apps for iPhone?
Blood Oxygen App tops our pulse oximeter apps ranking as of October 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 apps we rank are free to download, including Blood Oxygen App and Blood Oxygen Level.
Blood Oxygen App has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ pulse oximeter apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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