Best Free Blood Oxygen App Reader

248+ iOS apps curated and reviewed

3.9 avg rating
19 free apps
Updated October 2026

Whether you're new to free blood oxygen app reader or looking for an upgrade, our curated collection of 248+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Free Blood Oxygen App Reader (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen App+Blood Oxygen App+Free4.1★ (474)YesYesSep 2026
2Blood Oxygen LevelBlood Oxygen LevelFree4.3★ (2K)YesNoOct 2026
3OneTouch Reveal® appOneTouch Reveal® appFree4.8★ (162K)NoNoOct 2026
4Blood Oxygen AppBlood Oxygen AppFree4.6★ (31K)NoYesOct 2026
5Temperature + Blood Oxygen appTemperature + Blood Oxygen appFree3.7★ (72)NoYesAug 2026
6Blood Oxygen Monitor: SpO2Blood Oxygen Monitor: SpO2Free—NoYesOct 2026
7Blood Oxygen | O2 Monitor app+Blood Oxygen | O2 Monitor app+Free4.6★ (425)NoYesSep 2026
8Blood Oxygen Monitor - OxyByteBlood Oxygen Monitor - OxyByteFree3.9★ (9)YesYesOct 2026

Top Picks for Free Blood Oxygen App Reader

Blood Oxygen App+#1

Blood Oxygen App+ by Kishan Panchotiya

Heart Rate Monitor Diary
Editor's Choice
🏥 Medical
4.1😞(474 ratings)
FreeAdsIn-App Purchases
Blood Oxygen App+ screenshot 1
Blood Oxygen App+ screenshot 2
Blood Oxygen App+ screenshot 3

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.

What We Love

  • 💰 Flat one-time price without subscription fatigue
  • ✅ Does exactly what it promises for basic tracking
  • 📊 Simple and straightforward functionality

Room to Improve

  • 🚫 Core measurement functionality doesn't work
  • ❌ Requires manual data entry instead of actual measurement
  • 📱 Not compatible with Apple Watch despite claims
  • 🐛 Inaccurate heart rate readings (20-40 bpm off)
  • 📖 Lacks instructions or user guidance
  • ⏸️ Won't allow multiple readings per day
  • 🎬 Excessive ads that prevent app return
  • 🔐 Access/restoration issues for paid users
  • 😕 Misleading app description and functionality
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
OneTouch Reveal® app#3

OneTouch Reveal® app by LifeScan, Inc.

Your diabetes management app
Worth Considering
🏥 Medical
4.8😊(162K ratings)
Free
OneTouch Reveal® app screenshot 1
OneTouch Reveal® app screenshot 2
OneTouch Reveal® app screenshot 3
OneTouch Reveal® app screenshot 4
OneTouch Reveal® app screenshot 5
OneTouch Reveal® app screenshot 6

This app helps individuals manage their diabetes by tracking blood glucose readings, food intake, insulin, and activity. It visualizes data to identify patterns, offers personalized insights and reminders, and allows users to share progress with their care team.

What We Love

  • 👍 Easy to use
  • 🚀 Convenient Bluetooth sync
  • 📊 Helpful data tracking and visualization
  • 💊 Good for managing diabetes
  • 🤝 Useful for communicating with doctors

Room to Improve

  • 🐛 Syncing issues with meters and devices
  • ⏱️ Slow app performance after updates
  • 🔒 Privacy concerns around data sharing
  • 🔋 Short battery life for meters
  • 🤔 Confusing or inflexible meal logging

More Free Blood Oxygen App Reader apps to explore

FAQ about Free Blood Oxygen App Reader

What is the best free blood oxygen app reader for iPhone?
Blood Oxygen App+ tops our free blood oxygen app reader ranking as of October 2026, with a 4.1-star average from 474 App Store ratings, and it's free to download.
Blood Oxygen App+ shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ free blood oxygen app reader on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.