---
title: "Nitrox Buddy - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "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, Be"
---

# Nitrox Buddy — United States
> Nitrox/Enriched Air Calculator

![Nitrox Buddy App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/14/b9/e8/14b9e8a7-1d0e-79c3-cc62-05ddbcae41c2/AppIcon-0-0-1x_U007ephone-0-1-85-220.png/434x0w.png)

**Developer:** [Gereon Steffens](https://apptail.io/developer/gereon-steffens-MGjb)
**Category:** Sports
**Rating:** 4.9/5 (475 ratings)
**Price:** Free
**Bundle ID:** org.steffens.Nitrox-Buddy
**Store:** Apple App Store
**Country:** United States
**Version:** 2.4 (released 2026-06-09)
**Original Release:** 2012-11-03
**Languages:** German, French, English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id572411073)
**AppTail Page:** [https://apptail.io/app/nitrox-buddy-fErb/united-states](https://apptail.io/app/nitrox-buddy-fErb/united-states)

## Nitrox Buddy Description
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.

## Nitrox Buddy Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/5e/8a/20/5e8a2035-7a9a-efe8-ee46-f86c3d296aa1/Simulator_Screenshot_-_Apple_Watch_Series_11__U002846mm_U0029_-_2026-06-07_at_16.48.13.png/416x496.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/2f/c7/bf/2fc7bfdc-75c7-160f-fb5c-63346974997a/Simulator_Screenshot_-_Apple_Watch_Series_11__U002846mm_U0029_-_2026-06-07_at_16.48.22.png/416x496.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a9/a7/60/a9a76045-c084-0477-df57-5b8089d22723/Simulator_Screenshot_-_Apple_Watch_Series_11__U002846mm_U0029_-_2026-06-07_at_16.48.45.png/416x496.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/89/2b/1e/892b1e80-9295-2048-bf45-592db96642e6/Simulator_Screenshot_-_Apple_Watch_Series_11__U002846mm_U0029_-_2026-06-07_at_16.48.51.png/416x496.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/bd/37/e3/bd37e39d-44a4-2ed3-7e67-5d39baa0c5fc/Simulator_Screenshot_-_Apple_Watch_Series_11__U002846mm_U0029_-_2026-06-07_at_16.48.57.png/416x496.png)

## Nitrox Buddy Rating Breakdown in United States
- 5 stars: 435 (92%)
- 4 stars: 28 (6%)
- 3 stars: 8 (2%)
- 2 stars: 2 (0%)
- 1 stars: 2 (0%)

## Nitrox Buddy Reviews in United States

### ***** "All things Nitrox for divers"
It’s great - what more can I say!
-- Wsquam, 2025-08-23

### ***** "Nitrox buddy"
If you dive nitrox it is a definite must app and I highly recommend it👍
-- burgy?, 2025-08-04

### ***** "Great tool, thank you"
Works perfectly and easy to use
-- Kimura72, 2025-01-28

### ***** "Good app"
Very helpful
-- Marley pants, 2024-12-21

### ***** "Can’t believe it’s all free!"
This app is awesome. Very helpful for nitrox diving.
-- alein hunter, 2023-09-23

### ***** "Great"
Quick and easy to use way faster then tables
-- jdtvicrh, 2023-09-23

### ***** "Does exactly what you need it to do."
Quick calculator for nitric calculations.
-- RCPhysics, 2023-07-13

### ***** "Great little App!"
This is a great tool to easy calculate your MOD or find the best mix for a specific dive depth. As a Florida-based weekly Nitrox diver I use this app all the time. My local dive shop has been having trouble with their bank fills lately, so I’ve been using Nitrox Buddy to double check my MOD. If you dive Nitrox, then you need this easy to use app!
-- Sharkphotog, 2023-06-02

### ***** "Great app!"
Very easy to use! Highly recommended!
-- Sharpie34, 2023-05-07

### ***** "A+"
Awesome app
-- Apatergin, 2023-03-19

[View all Nitrox Buddy reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)

## Nitrox Buddy In-App Purchases
| Item | Price |
|------|-------|
| Tip | $0.99 |


## Nitrox Buddy Discovered Keywords
- dive calculator
- nitrox tools
- dive computer
- dive nitrox
- nitroxcalc
- nitrox buddy
- oceanic
- nitrox blender

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## Nitrox Buddy Available In
- [United States](https://apptail.io/app/nitrox-buddy-fErb/united-states)
- [United Kingdom](https://apptail.io/app/nitrox-buddy-fErb/united-kingdom)
- [Germany](https://apptail.io/app/nitrox-buddy-fErb/germany)
- [France](https://apptail.io/app/nitrox-buddy-fErb/france)
- [Belgium](https://apptail.io/app/nitrox-buddy-fErb/belgium)
- [Australia](https://apptail.io/app/nitrox-buddy-fErb/australia)
- [Italy](https://apptail.io/app/nitrox-buddy-fErb/italy)
- [Switzerland](https://apptail.io/app/nitrox-buddy-fErb/switzerland)
- [Canada](https://apptail.io/app/nitrox-buddy-fErb/canada)
- [Denmark](https://apptail.io/app/nitrox-buddy-fErb/denmark)
- [Netherlands](https://apptail.io/app/nitrox-buddy-fErb/netherlands)
- [Poland](https://apptail.io/app/nitrox-buddy-fErb/poland)
- [Austria](https://apptail.io/app/nitrox-buddy-fErb/austria)
- [Sweden](https://apptail.io/app/nitrox-buddy-fErb/sweden)
- [Norway](https://apptail.io/app/nitrox-buddy-fErb/norway)
- [Spain](https://apptail.io/app/nitrox-buddy-fErb/spain)
- [Philippines](https://apptail.io/app/nitrox-buddy-fErb/philippines)
- [Thailand](https://apptail.io/app/nitrox-buddy-fErb/thailand)
- [New Zealand](https://apptail.io/app/nitrox-buddy-fErb/new-zealand)
- [United Arab Emirates](https://apptail.io/app/nitrox-buddy-fErb/united-arab-emirates)
- [Ireland](https://apptail.io/app/nitrox-buddy-fErb/ireland)
- [Brazil](https://apptail.io/app/nitrox-buddy-fErb/brazil)
- [Chile](https://apptail.io/app/nitrox-buddy-fErb/chile)
- [Israel](https://apptail.io/app/nitrox-buddy-fErb/israel)
- [Indonesia](https://apptail.io/app/nitrox-buddy-fErb/indonesia)
- [Hungary](https://apptail.io/app/nitrox-buddy-fErb/hungary)
- [South Korea](https://apptail.io/app/nitrox-buddy-fErb/south-korea)
- [Portugal](https://apptail.io/app/nitrox-buddy-fErb/portugal)
- [Egypt](https://apptail.io/app/nitrox-buddy-fErb/egypt)
- [Hong Kong SAR China](https://apptail.io/app/nitrox-buddy-fErb/hong-kong)
- [Slovenia](https://apptail.io/app/nitrox-buddy-fErb/slovenia)
- [Iceland](https://apptail.io/app/nitrox-buddy-fErb/iceland)
- [Malta](https://apptail.io/app/nitrox-buddy-fErb/malta)
- [Malaysia](https://apptail.io/app/nitrox-buddy-fErb/malaysia)
- [Saudi Arabia](https://apptail.io/app/nitrox-buddy-fErb/saudi-arabia)
- [Ukraine](https://apptail.io/app/nitrox-buddy-fErb/ukraine)
- [Czechia](https://apptail.io/app/nitrox-buddy-fErb/czechia)
- [China](https://apptail.io/app/nitrox-buddy-fErb/china)
- [South Africa](https://apptail.io/app/nitrox-buddy-fErb/south-africa)
- [Mexico](https://apptail.io/app/nitrox-buddy-fErb/mexico)
- [Türkiye](https://apptail.io/app/nitrox-buddy-fErb/turkey)
- [Greece](https://apptail.io/app/nitrox-buddy-fErb/greece)
- [Luxembourg](https://apptail.io/app/nitrox-buddy-fErb/luxembourg)
- [Taiwan](https://apptail.io/app/nitrox-buddy-fErb/taiwan)
- [Lebanon](https://apptail.io/app/nitrox-buddy-fErb/lebanon)
- [Qatar](https://apptail.io/app/nitrox-buddy-fErb/qatar)
- [Russia](https://apptail.io/app/nitrox-buddy-fErb/russia)
- [Cyprus](https://apptail.io/app/nitrox-buddy-fErb/cyprus)
- [Bulgaria](https://apptail.io/app/nitrox-buddy-fErb/bulgaria)
- [Singapore](https://apptail.io/app/nitrox-buddy-fErb/singapore)
- [Argentina](https://apptail.io/app/nitrox-buddy-fErb/argentina)
- [India](https://apptail.io/app/nitrox-buddy-fErb/india)
- [North Macedonia](https://apptail.io/app/nitrox-buddy-fErb/north-macedonia)
- [Romania](https://apptail.io/app/nitrox-buddy-fErb/romania)
- [Bahrain](https://apptail.io/app/nitrox-buddy-fErb/bahrain)
- [Croatia](https://apptail.io/app/nitrox-buddy-fErb/croatia)
- [Finland](https://apptail.io/app/nitrox-buddy-fErb/finland)
- [Colombia](https://apptail.io/app/nitrox-buddy-fErb/colombia)
- [Pakistan](https://apptail.io/app/nitrox-buddy-fErb/pakistan)
- [Japan](https://apptail.io/app/nitrox-buddy-fErb/japan)
- [Estonia](https://apptail.io/app/nitrox-buddy-fErb/estonia)
- [Algeria](https://apptail.io/app/nitrox-buddy-fErb/algeria)
- [Dominican Republic](https://apptail.io/app/nitrox-buddy-fErb/dominican-republic)
- [Kuwait](https://apptail.io/app/nitrox-buddy-fErb/kuwait)
- [Kazakhstan](https://apptail.io/app/nitrox-buddy-fErb/kazakhstan)
- [Lithuania](https://apptail.io/app/nitrox-buddy-fErb/lithuania)
- [Latvia](https://apptail.io/app/nitrox-buddy-fErb/latvia)
- [Madagascar](https://apptail.io/app/nitrox-buddy-fErb/madagascar)
- [Armenia](https://apptail.io/app/nitrox-buddy-fErb/armenia)
- [Uzbekistan](https://apptail.io/app/nitrox-buddy-fErb/uzbekistan)
- [Nigeria](https://apptail.io/app/nitrox-buddy-fErb/nigeria)
- [Nepal](https://apptail.io/app/nitrox-buddy-fErb/nepal)
- [Belarus](https://apptail.io/app/nitrox-buddy-fErb/belarus)
- [Peru](https://apptail.io/app/nitrox-buddy-fErb/peru)
- [Brunei](https://apptail.io/app/nitrox-buddy-fErb/brunei)
- [Vietnam](https://apptail.io/app/nitrox-buddy-fErb/vietnam)
- [Azerbaijan](https://apptail.io/app/nitrox-buddy-fErb/azerbaijan)
- [Slovakia](https://apptail.io/app/nitrox-buddy-fErb/slovakia)
- [Grenada](https://apptail.io/app/nitrox-buddy-fErb/grenada)
- [Ecuador](https://apptail.io/app/nitrox-buddy-fErb/ecuador)
- [Bermuda](https://apptail.io/app/nitrox-buddy-fErb/bermuda)
- [Cayman Islands](https://apptail.io/app/nitrox-buddy-fErb/cayman-islands)
- [Tunisia](https://apptail.io/app/nitrox-buddy-fErb/tunisia)

---

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