Skip to content
Blood Oxygen SpO2 for Watch icon

Blood Oxygen SpO2 for Watch

Anastasiia Martynovets

Category: Medical
Sign in to watchView on the App Store (opens in a new tab)
Rankings updated

Price and ratings

Price
Free
Rating
5.0 out of 5
Ratings
1Australia

Versions

Released
31 Jul 20262 months ago
Last update
18 days agoVersion 2.0.0
Requires
iOS 16.0 or later

Details

Size
45.4 MB
Languages
1
Website
—

Blood Oxygen Tracker turns your Apple Watch and fingertip pulse oximeter readings into clear answers: your SpO2 trends, your nights, and alerts when your oxygen level drops below your threshold. IMPORTANT: an iPhone alone cannot measure blood oxygen — and we will never pretend it can. You'll need an Apple Watch (Series 6 or later) or any pulse oximeter. No device yet? You can still log readings manually and estimate your heart rate with the camera. SEE WHAT YOUR APPLE WATCH KNOWS • Every…

Countries1In 1 chart right now
Best rank now#69Canada Grossing · Medical
Ratings, 7 days—Needs a week of rating history
Longest chart run1 dayCanada Grossing · Medical

Competitors

Full chart

Top of Grossing · Medical in Canada. Blood Oxygen SpO2 for Watch is #69 there. Changes are over 7 days.

  1. #1 (number one)
    Huckleberry: Baby Tracker icon
    Huckleberry: Baby TrackerHuckleberry Labs Inc.
    Change unknown
  2. #2
    Nara Baby & Pregnancy Tracker icon
    Nara Baby & Pregnancy TrackerNara
    Change unknown
  3. #3
    Pregnancy + | Tracker App icon
    Pregnancy + | Tracker AppPhilips Digital UK Limited
    Change unknown
  4. #4
    Lanthier icon
    LanthierLes Éditions Formed inc.
    Change unknown
  5. #5
    SnoreLab : Record Your Snoring icon
    SnoreLab : Record Your SnoringReviva Softworks Ltd
    Change unknown
  6. #6
    Complete Anatomy for iPhone icon
    Complete Anatomy for iPhone3D4Medical from Elsevier
    Change unknown
  7. #7
    Davis Drug Guide For Nurses icon
    Davis Drug Guide For NursesAtmosphere Apps, Inc.
    Change unknown
  8. #8
    Davis's Drug Guide - Nurses icon
    Davis's Drug Guide - NursesUnbound Medicine, Inc.
    Change unknown
  9. #9
    Sanford Guide Antimicrobial icon
    Sanford Guide AntimicrobialAntimicrobial Therapy, Inc.
    Change unknown
  10. #10
    PCOS Pal icon
    PCOS PalSlayyy, Inc.
    Change unknown
  11. #11
    MediSearch AI icon
    MediSearch AIMediSearch
    Change unknown
  12. #12
    Antibiothérapie Pédiatrique icon
    Antibiothérapie PédiatriqueMessil inc.
    Change unknown
  13. #13
    PMcardio for Individuals icon
    PMcardio for IndividualsPowerful Medical
    Change unknown
  14. #14
    UpToDate Lexidrug icon
    UpToDate LexidrugLexi-Comp
    Change unknown
  15. #15
    hearingOS - Hearing Aid App icon
    hearingOS - Hearing Aid ApphearingOS GmbH
    Change unknown
  16. #16
    Eko: Digital Stethoscope + ECG icon
    Eko: Digital Stethoscope + ECGEko Health, Inc.
    Change unknown
  17. #17
    Davis’s Canadian Drug Guide icon
    Davis’s Canadian Drug GuideSkyscape Medpresso Inc
    Change unknown
  18. #18
    MSK Sono: Ultrasound Guide icon
    MSK Sono: Ultrasound GuideThe Bold Apps
    Change unknown
  19. #19
    Full Code Medical Simulation icon
    Full Code Medical SimulationFull Code Medical Inc.
    Change unknown
  20. #20
    Chartnote: AI Medical Scribe icon
    Chartnote: AI Medical ScribeStatNote Inc
    New entry

Store listing

How the app presents itself on the App Store. Select a screenshot to open it full size.

Blood Oxygen SpO2 for Watch screenshot 1 of 8Blood Oxygen SpO2 for Watch screenshot 2 of 8Blood Oxygen SpO2 for Watch screenshot 3 of 8Blood Oxygen SpO2 for Watch screenshot 4 of 8Blood Oxygen SpO2 for Watch screenshot 5 of 8Blood Oxygen SpO2 for Watch screenshot 6 of 8Blood Oxygen SpO2 for Watch screenshot 7 of 8Blood Oxygen SpO2 for Watch screenshot 8 of 8

What's new

Version 2.0.0 · 21 Sep 2026 · 18 days ago

Getting started is now easier with a refreshed introduction and guided Apple Health setup. Connect Apple Health when you're ready, or start by logging readings manually. We've also fixed an issue when returning to Today after saving a reading.

Current rankings

Every chart this app is in right now, best position first.

Blood Oxygen SpO2 for Watch chart positions
ChartRank24 h7 daysBestDays on chart
Canada· Grossing · Medical#69New entryChange unknown#691

Rank history

Higher on the chart is better: #1 is at the top.

Sign in to see 30 days, 90 days and all history.

Canada · Grossing · Medical: best #69, latest #69, over 3 snapshots since 8 Oct. No snapshots from 8 Oct to 9 Oct and on 9 Oct; the line joins the snapshots on either side.

Canada · Grossing · Medical: best #69, latest #69, over 3 snapshots since 8 Oct. No snapshots from 8 Oct to 9 Oct and on 9 Oct; the line joins the snapshots on either side.

Ranking events

Entries, big moves, #1s and new versions we've recorded.

  1. Entered the Grossing · Medical chart at #69Canada