Best Oxygen Level Apps

248+ iOS apps curated and reviewed

3.9 avg rating
19 free apps
Updated November 2026

The best oxygen level apps on iPhone average 3.9★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.

Compare top Oxygen Level Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen AppBlood Oxygen AppFree4.6★ (31K)NoYesNov 2026
2Blood Oxygen LevelBlood Oxygen LevelFree4.3★ (2K)YesNoNov 2026
3Blood Oxygen | O2 Monitor app+Blood Oxygen | O2 Monitor app+Free4.6★ (431)NoYesNov 2026
4Blood Oxygen App+Blood Oxygen App+Free4.1★ (473)YesYesNov 2026
5Blood Oxygen Level: AnalyzerBlood Oxygen Level: AnalyzerFree3.9★ (194)NoYesNov 2026
6Blood Oxygen Monitor: SpO2Blood Oxygen Monitor: SpO2Free5.0★ (1)NoYesNov 2026
7InPulse - Heart Rate MonitorInPulse - Heart Rate MonitorFree4.6★ (180K)NoYesNov 2026
8EMILIANA SERBATOI Emil LevelEMILIANA SERBATOI Emil LevelFree—NoNoAug 2026

Top Picks for Oxygen Level

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
#23in 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 your blood oxygen and heart rate with this app. It allows you to track vital signs, sync with Apple Health, and export data for your doctor. Features include breathing exercises and sleep reports with an Apple Watch.

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
Blood Oxygen | O2 Monitor app+#3

Blood Oxygen | O2 Monitor app+ by Yana Shestakova

Saturation Level + Pulse Rate
Worth Considering
🏥 Medical
4.6(431 ratings)
FreeIn-App Purchases
Blood Oxygen | O2 Monitor app+ screenshot 1
Blood Oxygen | O2 Monitor app+ screenshot 2
Blood Oxygen | O2 Monitor app+ screenshot 3
Blood Oxygen | O2 Monitor app+ screenshot 4
Blood Oxygen | O2 Monitor app+ screenshot 5

Track your blood oxygen saturation (SpO2) and pulse rate with daily logging and reminders. Syncs with Apple Health and supports Apple Watch for comprehensive health monitoring. Offers multi-profile support for family members.

More Oxygen Level apps to explore

FAQ about Oxygen Level

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

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