Work · alternatives · 2026

24 alternatives to O2ring - Continuous Ring Oxygen Monitor

Sleep with Peace of Mind

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. O2ring - Continuous Ring Oxygen Monitor launched in 2021; newer entries below may have overtaken it.

1. 1
   Luna Ring▲277

   High precision & titanium-AI Smart Ring for peak performance

   2024 · its alternatives →

2. 2
   Oura Ring 5▲319

   The world’s smallest smart ring, now even better

   May 2026 · ouraring.com · its alternatives →

3. 3
   Apple Watch Series 6▲160

   Now featuring a blood oxygen sensor

   2020 · apple.com · its alternatives →

4. 4
   Fingertip Pulse Oximeter▲2

   Pulse Oximeter

   Jun 2026 · tiptophealth.com.au · its alternatives →

5. 5
   Owlet Baby Monitor▲98

   Smart baby monitor that uses pulse oximetry to alert parents

   2015 · owletcare.com · its alternatives →

6. 6
   Focus Rings▲154

   Pomodoro for deep work that will help you focus

   2023 · focusrings.crxapplications.com · its alternatives →

7. 7
   wnr▲141

   Better than pomodoro, this timer app balances work and rest.

   2020 · getwnr.com · its alternatives →

8. 8
   Ultrahuman Ring▲202

   A ring that decodes your metabolism

   2022 · ultrahuman.com · its alternatives →

9. 9
   Spo2 | Instant Pulse Heart Rate Monitor▲2

   Connected to care no matter where

   2021 · evitalz.com · its alternatives →

10. 10
    ŌURA Ring v2.0▲182

    Advanced sleep and fitness tracker

    2017 · ouraring.com · its alternatives →

11. 11
    Resonance▲106

    Monitor and improve your stress resilience with HRV & Breath

    2023 · resonance.so · its alternatives →

12. 12
    Snore Circle▲85

    The world's smartest anti-snoring device

    2016 · indiegogo.com · its alternatives →

13. 13
    ZEUS Health Ring▲6

    Real-time health monitoring for BP, ECG & SpO₂ in a ring

    2025 · zeus-smartring.com · its alternatives →

14. 14
    GlowPulse▲109

    Your Mac's camera is now a heart-rate sensor

    Jun 2026 · glowpulse.cc · its alternatives →

15. 15
    Pearls Band▲65

    Wearable to track blood pressure & oxygen, heart rate + more

    2016 · indiegogo.com · its alternatives →

16. 16
    HB Ring▲81

    See and feel the real-time heartbeat of your loved one

    2016 · thetouchx.com · its alternatives →

17. 17
    SleepTuner▲84

    Tune into your true sleep with Beddr.

    2019 · beddrsleep.com · its alternatives →

18. 18
    LoveyQ▲62

    Prevent, control and predict kid's health related issues

    2021 · its alternatives →

19. 19
    Wello▲90

    iPhone case that measures blood pressure, heart rate, etc...

    2014 · azoi.com · its alternatives →

20. 20
    GO2SLEEP▲68

    A smart sleep ring to track sleep, screen sleep apnea

    2019 · sleepon.us · its alternatives →

21. 21
    Focus Dojo▲67

    Perfect your focus

    2022 · play.google.com · its alternatives →

22. 22
    Ring▲61

    Contraceptive ring reminder

    2020 · apps.apple.com · its alternatives →

23. 23
    Wellhero - Heart Health & Stress Monitor▲7

    Manage stress, optimize fitness: Monitor HRV

    2024 · wellhero.co · its alternatives →

24. 24
    Pulse Ring▲10

    The vibrating smart ring that helps you change

    2024 · kickstarter.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →