Analyze sleep quality, heart rate variability, and practice guided breathing exercises. Get personalized recommendations and track your progress over time to improve sleep apnea and mind-body balance.
3.8(18 ratings)
FreeIn-App Purchases
Best apps like O2 Care - SpO2 HRV Biofeedback
56+ similar apps compared and reviewed
4.5 avg rating
9 free apps
Updated September 2026
Whether you want more options like O2 Care or a completely different take on the same concept, our curated list of 56+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
Top Alternatives to O2 Care
Welltory: Stress & Heart Rate by Welltory inc
HRV, Sleep, BP & O2 MonitorStrong Contender
💪 Health & Fitness
4.7😐(133K ratings)
FreeIn-App Purchases
#47in Health & Fitness
This app helps you understand your body's signals by analyzing heart rate variability and integrating data from over 1,000 devices and apps. It provides science-backed insights into sleep, stress, heart health, and activity to help you feel better and optimize your wellness.
What We Love
- 👍 Helpful health insights
- 🚀 Comprehensive data collection
- 💡 Useful for tracking health conditions
- 👍 Accurate measurements
Room to Improve
- 🐛 Inconsistent or inaccurate measurements
- 🤔 Confusing or contradictory results
- 💰 Expensive subscription model
Heartify: Heart Health Monitor by HEARTIFY HEALTH, INC.
Pulse & Stress Analyzer, HRVWorth Considering
💪 Health & Fitness
4.7😐(119K ratings)
FreeIn-App Purchases
Monitor your heart rate and track key health metrics like HRV, stress, and energy levels using your phone's camera. Gain insights into your heart health with educational content and progress reports. Connect with a community and access premium features through subscription.
What We Love
- 🚀 Accurate heart rate measurements
- 👍 Provides detailed health insights
- 🤔 Helpful for monitoring heart conditions
- 👍 User-friendly app design
Room to Improve
- 💰 Expensive subscription model
- 🔍 Inconsistent or inaccurate readings
- 🤔 Confusing or overwhelming data
More apps like O2 Care
4
Sleep Cycle - Tracker & Sounds
Alarm Clock and Tracking App
Free
This app uses sound analysis to track sleep patterns, identify potential issues, and build healthier sleep routines. It features an AI sleep coach, a smart alarm to wake you gently, and tools to record snoring and sleep talking.
AI sleep coachSmart Alarm clockSleep pattern tracking
💪 Health & Fitness
(29K)
free with in-app purchases5
Pillow: Sleep Tracker
Smart Alarm & Snore Recorder
Free
This app helps you understand and improve your sleep. It automatically tracks your sleep cycles, analyzes heart rate, and records audio events like snoring. Get personalized insights and tips to wake up feeling refreshed.
Automatic sleep trackingSmart alarm clockSnore and sleep talking recorder
💪 Health & Fitness
(96K)
freemium6
SleepWatch - Top Sleep Tracker
Tracker, Sounds, Alarm & Coach
Free
This app helps you understand and improve your sleep. It automatically tracks your sleep patterns, analyzes snoring and other sleep sounds, and provides personalized coaching and tips. Wake up feeling more refreshed with smart alarms and detailed sleep reports.
Automatic sleep trackingSleep sound recording (snoring, etc.)Personalized AI sleep coaching
💪 Health & Fitness
(328K)
freemium7
AutoSleep: Watch Sleep Tracker
Sleep Cycle Monitor & Alarm
$8.99
Automatically tracks your sleep using your Apple Watch without manual input. Offers detailed insights into sleep duration, quality, and various physiological metrics. Integrates with Apple Health and provides smart alarm features.
Automatic sleep trackingDetailed sleep analysisSleep Stages integration
💪 Health & Fitness
(62K)
paid8
Sleep Tracker For Sleep Well
Sleep Recorder & Sleep Alarm
Free
This app monitors your sleep cycles to enhance sleep quality. It features a smart alarm that wakes you during your lightest sleep phase, promoting energy and restfulness. Gain daily insights and graphs to understand and improve your sleep habits.
Sleep cycle monitoringSmart alarm clockDaily sleep insights and graphs
💪 Health & Fitness
(2.1K)
subscription9
NapBot - Auto Sleep Tracker
Apnea Monitor Cycle Analyzer
Free
Automatically track and analyze your sleep cycles using on-device machine learning. Gain insights into sleep phases, heart rate, and environmental sound exposure to understand and improve your sleep quality. Access historical data and trends with a PRO subscription.
Automatic sleep trackingDetailed sleep phase analysisEnvironmental sound exposure analysis
💪 Health & Fitness
(6.3K)
free with in-app purchases10
ShutEye®: Sleep Tracker, Sound
Snore & Sleeptalk Recorder
Free
Improve your sleep with a comprehensive sleep tracker and a library of relaxing sounds. Understand your sleep cycles, track snoring, and wake up gently with a smart alarm. Designed for those seeking better rest and vitality.
Sleep sound libraryBedtime storiesSmart alarm clock
💪 Health & Fitness
(349K)
subscription