To be able to dive under the water or prolong your underwater "flight"!
Freediving apnea timer for beginners or advanced freedivers, underwater hunters, yoga trainees! Increase your apnea.

One of many uses:
First, set your current maximum breath holding time and the application will automatically calculate the training tables based on this time. Then using the given training plan from this apnea trainer, do the tables and other exercises (see detailed how-to guide in app).

Extra capabilities and features:
⚡️ Auto calculated tables based on best time
⚡️ Edit existing tables and create your own
⚡️ Full history of completed trainings with statistics and charts
⚡️ Improve and save you progress in "Best time"
⚡️ Supporting pulse oximeters such as Jumper 500f and other
⚡️ Supporting bluetooth devices for heart rate measurements (Mi Band 3 and 4, Polar etc.)
⚡️ Use also phone camera for heart rate measurement (see 'Sensors')
⚡️ Flexible "Square breath" training timer for preparation and relaxation
⚡️ AIDA time notifications during tables' prepare and breath-hold phases
⚡️ Voice and vibration notification of the remaining time
⚡️ Ability to mark the start of contractions
⚡️ Pause, early transition to the next phase, +10 seconds ability

We are open to get assistance in translating the application into your native language :)

Oximeter connection video https://www.youtube.com

Some results here https://www.youtube.com ;)

Improve stamina breath with us!