Nautive – Freediving Trainer

Dive deeper. Breathe smarter. Get better. Nautive is your personal freediving coach — built by a freediver, for freedivers. The app combines science-based training methods with cutting-edge Apple technology, automatically adapting to your level after every session. Apple AI helps you make sense of your data and progress. Train smart CO2 tables build your CO2 tolerance, O2 tables improve your oxygen efficiency, and Free Static measures your maximum capacity. Box Breathing calms your nervous system before training, Relax Tables gently trigger the dive reflex in a relaxed state. The adaptive algorithm analyzes your performance and wellbeing after every session and calculates the optimal target for your next workout — automatically, no manual setup needed. Apple Watch — your training partner on your wrist Start and control sessions directly from your Apple Watch. Real-time heart rate, precise breathing guidance with haptic feedback, and full sync between iPhone and Watch. Live Activities and Dynamic Island keep your progress visible even from the lock screen. Apple Watch Ultra also captures dive depth and water temperature directly into your dive log. 12-week program A structured training program guides you step by step toward your personal best. Week by week, the algorithm adapts to your progress. After 12 weeks, see how far you've come — with a detailed summary report and your next cycle ready to go. Dive log Automatically import real dives from the Apple Fitness app (Apple Watch Ultra) or log them manually. Link dives to training sessions and see how your training shows up in the water. Safety first O2 training requires course qualification (AIDA 2 / SSI Level 1+). Buddy reminders for water training. Nautive trains you — but never without a safety net. What you get – CO2 tables, O2 tables, Free Static apnea – Box Breathing with square animation and Watch haptics – Relax Tables with structured breathing guidance – Adaptive algorithm after every session – Apple Watch as a full standalone app – Heart rate and SpO₂ tracking per round – Live Activities & Dynamic Island for active sessions – Audio Coach with voice cues – iCloud sync across your devices (Premium) – Dive log with HealthKit import (Ultra) – Progress charts and CO2 tolerance index – 12-week program with completion report – German and English Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/