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 641–660 of 1,000 ranked alternatives.

  1. Pauser: Heart Rate Monitor app icon

    Pauser: Heart Rate Monitor

    Pauser Inc

    Track and activity correlations

    Continuously and receive real-time alerts when it exceeds or drops below custom thresholds. Track stress levels through variability. Receive insights into how daily activities affect health and stress levels.

    ★ 5.02 ratingsHealth & FitnessFreeData updated 2026-09-06
  2. Mitchell Flow: Calm Meditation app icon

    Mitchell Flow: Calm Meditation

    Ivan Terekhin

    Meditate, relax, and sleep better

    Track mood and emotional state with daily logs and analytics. Access guided meditations for stress relief, sleep improvement, and mindfulness. Practice breathing exercises for instant relaxation.

    ★ 0.00 ratingsLifestyleFreeData updated 2026-09-06

How we rank alternatives

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