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 381–400 of 1,000 ranked alternatives.

  1. BreatheWithMe app icon

    BreatheWithMe

    Breathe With Me, LLC

    Breathe with guided exercises

    Guided breathing exercises for stress relief, focus, and energy with customizable duration and tempo. Real-time visual cues synchronize with breath patterns. Track progress and save sessions for later. Share sessions with others via link.

    ★ 5.05 ratingsHealth & FitnessFreeData updated 2026-09-06
  1. Serene - Meditation & Sleep app icon

    Serene - Meditation & Sleep

    Online Commerce Group BV

    Track , meditate, relax

    Access guided sessions in 5, 10, 15, 20, or longer durations. Listen to relaxing music, stories, and breathing programs. Use binaural beats to promote relaxation. Track patterns and manage stress and anxiety through mindfulness exercises.

    ★ 4.19 ratingsHealth & FitnessFreeData updated 2026-09-29
  2. UrSpace app icon

    UrSpace

    Mental Health Association For Chinese Communities

    ★ 5.02 ratingsHealth & FitnessFreeData updated 2026-09-06
  3. Keep It Costal app icon

    Keep It Costal

    Robert Sproats

    Control speech with costal breathing technique.

    The app provides an audio experience for people who stammer. Users can pause and breathe along with a selected profile over a set time to warm up their costal diaphragms.

    ★ 4.24 ratingsLifestyleFreeData updated 2026-09-28

How we rank alternatives

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