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 41–60 of 1,000 ranked alternatives.

  1. Flowtime: Meditation & Relax app icon

    Flowtime: Meditation & Relax

    Hangzhou Enter Electronic Technology Co., Ltd.

    Track stress, build resilience, record progress

    Offers scientifically validated lessons for stress reduction and resilience. Users can track progress with goal rings. Free timer mode allows recording data alongside other audio apps. Lessons are guided by experts in mindfulness and mental health.

    ★ 4.3180 ratingsHealth & FitnessFreeData updated 2026-09-06
  2. BreathNow - blood pressure app app icon

    BreathNow - blood pressure app

    Cardio Calm Ltd

    Track heart rate and stress levels

    Measure heart rate, stress, and cardio fitness using a phone’s camera or Apple Watch. Track and pulse with breathing exercises and meditations. Include a cardio fitness test from the University of Cambridge.

    ★ 4.72,738 ratingsHealth & FitnessFreeData updated 2026-09-06
  1. Meditation Time 2.0 app icon

    Meditation Time 2.0

    Daniel Wuerstl

    Set timer, play chime, meditate

    Set a timer for sessions. Choose from singing bowls and instruments to signal the end of . Set mindfulness chimes at custom intervals to refocus. Switch between nature sounds as background audio.

    ★ 4.83,945 ratingsHealth & FitnessFreeData updated 2026-09-08
  2. Respire: Mindful breathing app icon

    Respire: Mindful breathing

    Stephane Garzino

    Breathe with guided sessions

    Guide users through exercises to achieve heart coherence. Follow on-screen shapes to synchronize . Set daily reminders for three sessions. Track progress and receive feedback on patterns.

    ★ 5.076 ratingsHealth & FitnessFreeData updated 2026-09-06
  3. Daily Breathing Exercises app icon

    Daily Breathing Exercises

    Liger Infotech

    Meditate with 3D audio guidance

    Use 3D immersive environments to meditate and reduce stress. Listen to guided sessions that use brainwave entrainment to enhance relaxation and focus. Track meditation progress and customize session lengths and themes.

    ★ 4.784 ratingsHealth & FitnessFreeData updated 2026-09-06
  4. ADHD Self-Care Partner: Evolve app icon

    ADHD Self-Care Partner: Evolve

    GTA Solutions LLP

    Create routines, track progress, manage stress

    Create personalized routines with CBT and DBT techniques to manage , anxiety, and emotional regulation. Track daily habits, set reminders, and complete guided exercises. Monitor progress with mood charts and sleep tracking.

    ★ 4.71,097 ratingsHealth & FitnessFreeData updated 2026-09-06
  5. Innergy: Meditation & Sleep app icon

    Innergy: Meditation & Sleep

    Institute for Meditation and Inner Harmony LLC

    Meditate, track progress, and relax

    Guided meditations for stress reduction and improvement. Track mood and progress with daily logs. Set reminders for mindfulness exercises. Sync with wearable devices to monitor heart rate and breathing. Share achievements with friends.

    ★ 4.9457 ratingsHealth & FitnessFreeData updated 2026-09-06
  6. Breathe by 7M | Sleep & Relax app icon

    Breathe by 7M | Sleep & Relax

    Fast Builder Limited

    Deeply and follow guidance

    Guide users through breathing exercises to reduce stress and anxiety. Track progress with session logs and reminders. Adjust breathing patterns with customizable settings. Share achievements and set daily goals.

    ★ 4.8214 ratingsHealth & FitnessFreeData updated 2026-09-06
  7. Exhale App app icon

    Exhale App

    Katara Enterprises LLC

    Breathe deeply and reset your mind

    Offers guided breathing exercises and meditation sessions tailored for stress relief. Tracks progress over time with session history. Includes affirmations and mindfulness prompts. Provides access to community support and wellness resources.

    ★ 4.7146 ratingsHealth & FitnessFreeData updated 2026-09-06

How we rank alternatives

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