Nitrox Buddy
Gereon Steffens Sports iPhoneiPadiPod touchApple Watch
Nitrox Buddy is a free Sports app for iPhone and iPad by Gereon Steffens. Rated 4.9/5 from 486 ratings. Requires iOS 26.0. Updated June 9, 2026.
- Rating
- 4.9
- 486 ratings
- Price
- Free
- on the App Store
- Size
- 6 MB
- Age 4+
- Updated
- Jun 9
- 2026 · v2.4
Screenshots
About Nitrox Buddy
Nitrox Buddy is a no-frills calculator app for nitrox/enriched air divers - use it to quickly calculate the most important data for your dive: Maximum Operating Depth/MOD, Equivalent Air Depth/EAD, Best Mix and PPO2. The app works with imperial or metric measurements, sea or fresh water, and allows you to select the maximum oxygen content and partial pressure. A companion watch app puts lets you perform all these calculations on your wrist.
Ratings & reviews
4.9
486 ratings
What’s new
Version 2.4 · Updated June 9, 2026
Finally got around to adapting the app to iOS 26
App privacy
The developer, Gereon Steffens, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Nitrox Buddy
Looking for apps like Nitrox Buddy? Here are 6 similar apps on the App Store. The highest rated is Scuba Dive Signals (5.0/5), and all 6 are free to download.
-
Shearwater Cloud
2.6
-
Scuba Dive Signals
5.0
-
Diveplanner Tec & Rec
3.1
-
Subsurface-mobile
4.5
-
SDI TDI ERDI PFI
4.3
-
SCUBAPRO LogTRAK 2.0
2.0
| App | Rating | Price | Last updated |
|---|---|---|---|
| Nitrox Buddy | 4.9 / 5 (486 ratings) | Free | June 9, 2026 |
| Shearwater Cloud | 2.6 / 5 (104) | Free | Jun 18, 2026 |
| Scuba Dive Signals | 5.0 / 5 (3) | Free | Aug 28, 2026 |
| Diveplanner Tec & Rec | 3.1 / 5 (7) | Free | Sep 23, 2025 |
| Subsurface-mobile | 4.5 / 5 (48) | Free | Sep 14, 2026 |
| SDI TDI ERDI PFI | 4.3 / 5 (151) | Free | Sep 26, 2026 |
| SCUBAPRO LogTRAK 2.0 | 2.0 / 5 (50) | Free | Aug 26, 2026 |