Apps Like O2CO2 for iPhone and iPad
O2CO2 screenshots
Ranked alternatives
Showing 201–220 of 1,000 ranked alternatives.



Rainful - Storm & Rain Sounds
Levan Koberidze
Listen to and relax
Listen to calming with adjustable volume and a sleep timer. Choose from various types and ambient noises. Set volume fade for gradual quieting. Save favorite soundscapes for quick access.

Calmi: Calm, Mental Health
Stanislav J
Breathe deeply and calm your mind
Reduce stress and anxiety with guided breathing exercises and mindfulness techniques. Track mood changes daily. Access expert-led meditations and calming sleep sounds. Create personalized self-care routines for improved focus and better sleep.

Lull - Waves of Calm
Relaxline
Breathe deeply and let go
Guides users through deep abdominal breathing exercises. It provides rhythmic audio cues to synchronize breaths. Users can adjust breathing pace and duration. The includes progress tracking and session history.

Art of Living Meditation, Yoga
Sri Sri Publications Trust
Meditate, yoga, and learn wisdom
Access guided meditations and yoga sessions for stress relief and relaxation. Track progress with daily practices. Learn mindfulness techniques and spiritual wisdom. Sync with Apple Health for wellness insights.








Relief: Meditation and Relax
Tsz Tung WONG
Meditate, breathe, and sleep deeper
Meditate with guided sessions and mindfulness exercises. Practice breathing techniques to reduce stress. Listen to white noise for relaxation. Access a 14-day personalized plan to improve mental health.

Drop: Focus & Calm
Saga Ltd.
Breathe deeply and relax anytime
Track breathing exercises with guided sessions. Listen to calming nature sounds. Grow a virtual garden that progresses with each mindfulness practice. Set reminders for daily sessions. Sync progress across devices.

Power Nap with AJ
Universal Relaxation Ltd
Relax guided breathing sessions
Relax guided breathing exercises and calming sounds. Set reminders for daily use. Track mood and stress levels over time. Adjust session length and choose from various mindfulness techniques. Sync data across devices for consistent progress.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.