Apnea Diver — Master Your Breath
Your companion for breath-hold training and freediving preparation.
Explore the depths. Train safely. Track your progress.
What Is Apnea Diver?
Scientifically structured breath-hold training for freedivers
Apnea Diver helps you build breath-holding capacity through proven training methods — CO2 tolerance tables, O2 tables, Pranayama breathing exercises, and a precision stopwatch. Follow step-by-step safety guides and track your sessions over time.
Features
Everything you need for structured breath-hold training
CO2 Training Table
8-round CO2 tolerance training with decreasing ventilate times and guided timer controls.
O2 Training Table
Progressive apnea training based on your personal max breath-hold — push your limits safely.
Pranayama Breathing
Animated breathing circle with inhale, hold, and exhale phases for controlled breath work.
Precision Stopwatch
Millisecond-accurate breath-hold stopwatch with start, pause, and reset controls.
Progress Tracking
Session history, streaks, personal records, and recent activity — all stored locally.
Safety & Instructions
Comprehensive safety guides, medical disclaimers, and per-table training instructions.
Who Is Apnea Diver For?
Built for anyone serious about breath-hold training
Freedivers
Structured CO2 and O2 tables to prepare for depth and extend your breath-hold safely.
Spearfishermen
Build tolerance and confidence with guided training sessions and a reliable stopwatch.
Beginners
Step-by-step instructions and safety warnings — start your apnea journey the right way.
Progress Trackers
Log sessions, monitor streaks, and watch your personal records improve over time.
Safety-Conscious Divers
Medical disclaimers, liability notices, and critical training warnings built into the app.
Mobile-First Users
Clean, distraction-free interface designed for iPhone and Android.
Safety First
Breath-hold training carries real risks — always train responsibly
Apnea Diver is a training tool, not a substitute for professional freediving instruction. Never practice breath-hold exercises alone or in water without proper supervision. Always consult a medical professional before starting a new training program.
Made by Vranjes Technologies
Designed and developed with care in Munich, Germany
Focused on creating simple digital tools that improve everyday life. Built by Milovan Vranjes, a passionate software architect dedicated to user experience and safety.
Learn more about Vranjes TechnologiesQuestions or Feedback?
We'd love to hear from you
Have questions or feedback about Apnea Diver?
Email: milovan@vranjes.me