O2CO2 app icon

Apps Like O2CO2 for iPhone and iPad

by Les Entrecodeurs★ 5.02 ratingsHealth & FitnessFreeData updated 2026-09-06

O2CO2 screenshots

Ranked alternatives

Showing 221–240 of 1,000 ranked alternatives.

  1. Mindfulness Breathing app icon

    Mindfulness Breathing

    Lien Khanh

    Breathe deeply and follow guided sessions

    Practice exercises with guided sessions for stress relief and relaxation. Choose from four techniques: one-minute , simple , 4-7-8 , and alternate nostril . Customize session duration and set reminders for regular practice.

    ★ 4.735 ratingsHealth & FitnessFreeData updated 2026-09-14
  2. Health through Breath - Pranayama app icon

    Health through Breath - Pranayama

    Saagara LLC

    Experience balance and stress relief now.

    The app guides users through deep breathing exercises based on yoga principles. It uses music and animated visuals to help users achieve a relaxed state, reduce stress, and improve focus and energy.

    ★ 3.348 ratingsHealth & Fitness$4.99Data updated 2026-09-12
  1. Flowborne - Breathing Journeys app icon

    Flowborne - Breathing Journeys

    Infinity Speaks Limited

    Breathe through guided

    Guided exercises with immersive landscapes. Track patterns and session duration. Set reminders and adjust session length. Learn techniques to reduce stress and improve focus. Sync progress across devices.

    ★ 5.016 ratingsHealth & FitnessFreeData updated 2026-09-06
  2. Mettle: Mental Fitness for Men app icon

    Mettle: Mental Fitness for Men

    Head Shed App Ltd

    Track progress, sleep, and stress

    Track mood and stress levels with daily prompts and journaling. Set personalized goals for wellness. Access guided breathing exercises and mindfulness sessions. Monitor progress over time with visual reports.

    ★ 4.369 ratingsHealth & FitnessFreeData updated 2026-09-06
  3. 4-7-8 Breathing: Relax & Sleep app icon

    4-7-8 Breathing: Relax & Sleep

    Nastja Asipkina

    Breathe in , hold 7, exhale 8

    Guided breathing sessions with visual and haptic cues follow the -7-8 technique: inhale for seconds, hold for 7 seconds, exhale for 8 seconds. Sessions can be customized to different durations.

    ★ 0.00 ratingsHealth & Fitness$0.99Data updated 2026-09-06
  4. Global Coherence app icon

    Global Coherence

    Institute of HeartMath

    Join community and radiate intention

    Monitor heart rate variability and levels through the HeartMath sensor. Set intentions and send heart-focused energy to others. Track personal and group progress. Share intentions with a community.

    ★ 3.789 ratingsHealth & FitnessFreeData updated 2026-09-16
  5. Build Confidence with AJ app icon

    Build Confidence with AJ

    Universal Relaxation Ltd

    Meditate to self-

    Practice guided meditation sessions to reduce self-doubt and self-esteem. Set daily goals for -building. Track progress over time. Access mindfulness exercises to enhance mental resilience and emotional control.

    ★ 4.315 ratingsLifestyle$2.99Data updated 2026-09-08
  6. InBreath: Breathing Zone Focus app icon

    InBreath: Breathing Zone Focus

    Shestakov Artem Olegovich, IP

    Breathe deeply and customize routines

    Practice guided exercises to reduce stress and anxiety. Create custom routines for and relaxation. Track progress over time. Access calming environments and soothing sounds. Set reminders for sessions. Share progress with others.

    ★ 5.02 ratingsHealth & FitnessFreeData updated 2026-09-06
  7. Next Step app icon

    Next Step

    Next Step Collective Pty Ltd

    ★ 0.00 ratingsHealth & FitnessFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.