Best Pulse Oximetry Apps

248+ iOS apps curated and reviewed

3.2 avg rating
19 free apps
Updated October 2026

If you already know Blood Oxygen App, this is the deeper bench. 248+ pulse oximetry apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Pulse Oximetry Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen AppBlood Oxygen AppFree4.6★ (31K)NoYesOct 2026
2Pulse OximetryPulse Oximetry$2.991.8★ (4)NoNoOct 2026
3Blood Oxygen LevelBlood Oxygen LevelFree4.3★ (2K)YesNoOct 2026
4Pulse Plus: Heart Rate MonitorPulse Plus: Heart Rate MonitorFree4.4★ (3.6K)YesYesOct 2026
5Heart Rate Monitor - Pulse BPMHeart Rate Monitor - Pulse BPMFree4.6★ (130K)YesYesOct 2026
6Blood Oxygen | O2 Monitor app+Blood Oxygen | O2 Monitor app+Free4.6★ (425)NoYesSep 2026
7MtM MtConnect04 Pulse OximeterMtM MtConnect04 Pulse OximeterFree—NoNoMay 2026
8Instant Pulse - Blood PressureInstant Pulse - Blood PressureFree4.6★ (5.3K)YesYesOct 2026

Top Picks for Pulse Oximetry

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
#39in Medical
Blood Oxygen App screenshot 1
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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
Pulse Oximetry#2

Pulse Oximetry by Victor Galvez

Respiratory Health, Bluetooth
Strong Contender
🏥 Medical
1.8(4 ratings)
$2.99
Pulse Oximetry screenshot 1
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Pulse Oximetry screenshot 5
Pulse Oximetry screenshot 6

Track and understand your breathing and oxygen levels with this tool. It connects to Bluetooth pulse oximeters to provide insights without requiring an account or subscription. Ideal for managing respiratory conditions or general health monitoring.

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
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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

More Pulse Oximetry apps to explore

FAQ about Pulse Oximetry

What are the best pulse oximetry apps for iPhone?
Blood Oxygen App tops our pulse oximetry apps ranking as of October 2026, with a 4.6-star average from 31K App Store ratings, and it's free to download.
Yes — 19 of the top pulse oximetry 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 248+ pulse oximetry apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.