In development
Freedive Mode
Breath-hold dive tracking for Apple Watch Ultra. Record depth, time, and surface intervals during freedive training sessions.
Freedive
12.4
meters
1:42
dive
2:30
surface
Planned capabilities
Depth recording
Track your maximum and current depth during each breath-hold dive.
Dive duration
Precise timing of each dive from submersion to surfacing.
Surface intervals
Automatic surface interval timing between dives for session awareness.
Session history
Review all dives in a session: depths, times, intervals, and progression over time.
Important limitations
- DiveOne does not provide blackout risk assessment or safety alarms beyond basic depth/time tracking.
- Not a training tool — always freedive with a qualified buddy and within your training limits.
- No O2/CO2 table calculations or breath-hold coaching features.