Scuba Deco Planner
Safe gas & ascent planning
$9.99 · Designed for iPad. Not verified for macOS.
Serious deco planning — Bühlmann ZHL-16C + Gradient Factors, fully offline.
Min gas, contingencies, underwater card, QR sharing. Plan in minutes, dive with confidence.
Deco Planner brings full Bühlmann ZHL-16C + Gradient Factors decompression
planning to your pocket — fully offline, on the boat or off the grid.
PLAN — depth, time, gas and tanks in a few taps
SAFETY — 13 automatic checks: gas shortage, O₂ toxicity (ppO₂/CNS/OTU),
narcosis (END), gas density, exceeding M-values, ICD and more
INSIGHT — see the ceiling, when deco begins, and tissue-pressure graphs
CONTINGENCY — a ±6 m × ±10 min matrix with warnings, computed in advance
UNDERWATER — a high-contrast slate card with TURN and MIN GAS oversized
TEAM — share the whole plan as a QR code; any camera app can read it
Important: this app is for education and plan exploration. It is not a
substitute for training or a dive computer. Always follow your agency's
procedures and dive within your certification.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, 株式会社OwN, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- OwN KK
- Size
- 27.5 MB
- Category
- Sports
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later. - iPad
Requires iPadOS 16.4 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 OwN KK
