Best Blood Oxygen Level Check Apps

245+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated October 2026

The best blood oxygen level check apps on iPhone average 3.9โ˜… across 245+ titles โ€” we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Blood Oxygen Level Check Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blood Oxygen LevelBlood Oxygen LevelFree4.3โ˜… (2K)YesNoOct 2026
2Blood Oxygen Level: AnalyzerBlood Oxygen Level: AnalyzerFree3.9โ˜… (193)NoYesOct 2026
3Blood Oxygen | O2 Monitor app+Blood Oxygen | O2 Monitor app+Free4.6โ˜… (428)NoYesOct 2026
4O2 Buddy: Blood Oxygen SpO2O2 Buddy: Blood Oxygen SpO2Free was $0.994.7โ˜… (90)NoYesOct 2026
5Blood Oxygen Monitor: SpO2Blood Oxygen Monitor: SpO2Freeโ€”NoYesOct 2026
6Blood Oxygen App+Blood Oxygen App+Free4.1โ˜… (474)YesYesOct 2026
7Blood Oxygen AppBlood Oxygen AppFree4.6โ˜… (31K)NoYesNov 2026
8Temperature + Blood Oxygen appTemperature + Blood Oxygen appFree3.7โ˜… (72)NoYesOct 2026

Top Picks for Blood Oxygen Level Check

Blood Oxygen Level#1

Blood Oxygen Level by Enrique Villahermosa Juara

Record pulse and oxygen level
Editor's Choice
๐Ÿฅ Medical
4.3๐Ÿ˜ž(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

  • ๐Ÿ‘ Simple and easy interface
  • ๐Ÿš€ Impressive work
  • ๐Ÿ’ก Helpful for recording health conditions

Room to Improve

  • ๐Ÿ› Doesn't record anything
  • ๐Ÿ› Flickering and freezing issues
  • ๐Ÿ”‹ Ads make it unusable
  • ๐Ÿ› Doesn't give accurate readings
  • ๐Ÿ› Doesn't sync with devices
Blood Oxygen Level: Analyzer#2

Blood Oxygen Level: Analyzer by Svetlana Rabosh

O2, pulse calculator: Tracker
Strong Contender
๐Ÿฅ Medical
3.9(193 ratings)
FreeIn-App Purchases
Blood Oxygen Level: Analyzer screenshot 1
Blood Oxygen Level: Analyzer screenshot 2
Blood Oxygen Level: Analyzer screenshot 3
Blood Oxygen Level: Analyzer screenshot 4
Blood Oxygen Level: Analyzer screenshot 5
Blood Oxygen Level: Analyzer screenshot 6

Track your blood oxygen saturation levels and monitor changes over time. Log additional symptoms to gain a more comprehensive understanding of your condition. Supports multiple user profiles and synchronizes with HealthKit for pulse and oxygen data.

Blood Oxygen | O2 Monitor app+#3

Blood Oxygen | O2 Monitor app+ by Yana Shestakova

Saturation Level + Pulse Rate
Worth Considering
๐Ÿฅ Medical
4.6(428 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 daily. Log readings from your oximeter, monitor your normal range, and stay informed about your health. Features include a log diary, multi-profile support, and Apple Health synchronization.

More Blood Oxygen Level Check apps to explore

FAQ about Blood Oxygen Level Check

What are the best blood oxygen level check apps for iPhone?
Blood Oxygen Level tops our blood oxygen level check apps ranking as of October 2026, with a 4.3-star average from 2K App Store ratings, and it's free to download.
Yes โ€” 20 of the top blood oxygen level check apps we rank are free to download, including Blood Oxygen Level and Blood Oxygen Level: Analyzer.
Blood Oxygen Level shows ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 245+ blood oxygen level check apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.