Best apps like SleepO2

18+ similar apps compared and reviewed

4.1 avg rating
6 free apps
Updated September 2026

SleepO2 is great, but it's not the only option. Explore 18+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to SleepO2

Box Breathe#3

Box Breathe by Denys Triasunov

Keep calm and breathe
Worth Considering
💪 Health & Fitness
4.8😊(498 ratings)
$1.99In-App Purchases
#53in Health & Fitness
Box Breathe screenshot 1
Box Breathe screenshot 2
Box Breathe screenshot 3
Box Breathe screenshot 4
Box Breathe screenshot 5
Box Breathe screenshot 6

This app provides guided breathing exercises and meditation tools to help users relax, manage stress, and improve sleep. It offers customizable sessions with visual and haptic feedback, progress tracking, and Apple Watch integration.

What We Love

  • 👍 Simple and intuitive interface
  • 💡 Highly customizable breathing patterns
  • 🚀 Seamless integration with Apple Watch
  • 🔒 Reliable and consistent performance
  • 💡 Useful haptic feedback and sound options

Room to Improve

  • 🐛 Occasional crashes or glitches
  • 🔋 Screen turns off on Apple Watch during use
  • 🔋 Sound not working on some devices
  • 💡 Limited preset options (only 5)

More apps like SleepO2

4
MyECG
MyECG
MyECG
ECG educational analysis tool
Free
$3.99 | 100% OFF

Learn to interpret electrocardiograms (ECGs) with this educational tool. Developed by cardiology experts, it guides you through step-by-step analysis of various ECG types, helping you build confidence in your diagnostic skills.

Step-by-step ECG analysisCreated by cardiology experts12 Lead or Single Lead analysis
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5
Box Breathe Inhale
Box Breathe Inhale
Box Breathe Inhale
by Denys Triasunov
Free

This app provides guided breathing exercises and meditation tools to help users relax, manage stress, and improve sleep. It offers customizable breathing patterns, timers, and progress tracking, with an Apple Watch companion app for enhanced functionality.

Customizable breathing modes (classic and free-form)Breathing session timerAdjustable phase durations
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6
Health Watcher: Heart & Oxygen
Health Watcher: Heart & Oxygen
Health Watcher: Heart & Oxygen
Pulse & Blood Oxygen & Fitness
$1.99

Monitor your heart rate, stress, blood oxygen, and HRV all in one place. Analyze health trends and gain an overview of your physical condition to support a healthy lifestyle. This app uses Apple Watch data for analysis.

Heart rate monitoringBlood oxygen trackingMental stress analysis
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7
Hello Meds
Hello Meds
Hello Meds
by Hello Code Pty Ltd
Free

This medication tracker allows for flexible logging of doses, even with variable schedules. It offers quick logging options and keeps a detailed history of medication intake.

Variable dose trackingFlexible dosage timesOne-tap logging
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8
Cardiogram - HR Monitor
Cardiogram - HR Monitor
Cardiogram - HR Monitor
Private Heart Rate Tracker
$3.99

This app provides real-time heart rate and BPM tracking using your Apple Watch or compatible Bluetooth monitors. It prioritizes user privacy by storing all data locally on your device without accounts or cloud syncing. Visualize workout intensity with heart rate zones and optimize your training.

Real-time heart rate and BPM trackingPrivacy-first design with local data storageApple Health integration
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9
Office Yoga Workouts pro
Office Yoga Workouts pro
Office Yoga Workouts pro
Exercise Fitness Pilates gym +
$5.99

Combat the negative effects of a sedentary lifestyle with quick stretching and yoga routines designed for the workplace. This app offers guided exercises, personalized routines, and health tracking to improve well-being and prevent lifestyle diseases.

Workplace stretching and yoga routinesFull-body workoutsGuided practice sessions with video and audio
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10
myDNA Unlocked
myDNA Unlocked
myDNA Unlocked
by MY DNA LIFE AUSTRALIA PTY LTD
Free

Unlock your genetic blueprint with over 30 DNA insight reports. Discover personalized recommendations for fat burning, training, sleep, and more based on a simple at-home DNA test. Understand your unique body to optimize your health and wellness.

30+ DNA insight reportsFat burning analysisTraining style recommendations
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