Deeper

Dynamic CO₂ & O₂ Tables
Automatically generate tables based on your Personal Best (PB). Progressively reduce recovery time or increase apnea time.

Multi-Crono Grid for Instructors
Ideal for coaches and instructors at the poolside or at the buoy: manage dozens of students with independent timers and global controls.

Square & Triangle Breathing
Guided sessions with a pulsating sphere and synthesized voice guidance to relax the nervous system and optimize ventilation.

Diaphragmatic Contractions Log
Record every involuntary contraction with a tap. Analyze the onset time and progression of hypercapnia tolerance.

10 Cartoon Marine Avatars
Customize your profile with cute cartoon illustrations: Manta Ray, Octopus, Dolphin, Shark, Turtle, Whale, and Boxfish!