Kokyu is an apnea and breath-hold training app for freediving, spearfishing, surf survival, and COβ/Oβ table practice. Build lung capacity, improve breath-hold control, and progress with guided COβ and Oβ sessions tailored to your level. Train with guided COβ and Oβ tables, track your progress, and develop the calm and control needed for longer, more efficient breath-holds. Key Features: β’ Guided COβ and Oβ table sessions β’ Customizable breath-hold routines β’ Audio and haptic cues for hands-free training β’ Progress tracking and streaks β’ Designed for freedivers, surfers, athletes, and beginners Support: β’ Privacy Policy: https://docs.kubicle.studio/kokyu-privacy β’ Terms and Conditions: https://docs.kubicle.studio/kokyu-terms β’ EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Acknowledgment: β’ Circle Water Splash by Vecteezy.com