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Best Scuba Nitrox Apps

242+ iOS apps curated and reviewed

4.1 avg rating
16 free apps
Updated September 2026

If you already know Nitrox by Envivia, this is the deeper bench. 242+ scuba nitrox apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Scuba Nitrox Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Nitrox by EnviviaNitrox by EnviviaFree5.0★ (1)NoYesAug 2026
2Nitrox Virtual AnalyzerNitrox Virtual AnalyzerFree—NoNoMay 2026
3Nitrox BuddyNitrox BuddyFree4.9★ (468)NoYesSep 2026
4Nitrox ToolsNitrox Tools$5.995.0★ (4)NoNoAug 2026
5Raid AnalyserRaid AnalyserFree—NoNoMay 2026
6Dive NitroxDive NitroxFree1.0★ (2)NoNoMay 2026
7Nitrox HelperNitrox HelperFree—NoYesAug 2026
8DIVEROUT - Dive ComputerDIVEROUT - Dive ComputerFree3.5★ (20)NoYesSep 2026

Top Picks for Scuba Nitrox

Nitrox by Envivia#1

Nitrox by Envivia by ENVIVIA

GF, MOD, deco and planning
Editor's Choice
📚 Education
5.0(1 ratings)
FreeIn-App Purchases
Nitrox by Envivia screenshot 1
Nitrox by Envivia screenshot 2
Nitrox by Envivia screenshot 3
Nitrox by Envivia screenshot 4
Nitrox by Envivia screenshot 5
Nitrox by Envivia screenshot 6

This app is a premium digital guide for Nitrox diving, offering educational content and calculation tools to optimize dives. It helps divers understand oxygen limits, plan dives using gradient factors, and prepare for certification.

Nitrox Buddy#3

Nitrox Buddy by Gereon Steffens

Nitrox/Enriched Air Calculator
Worth Considering
⚽ Sports
4.9😊(468 ratings)
FreeIn-App Purchases
Nitrox Buddy screenshot 1
Nitrox Buddy screenshot 2
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Nitrox Buddy screenshot 5

This application serves as a straightforward calculator for nitrox and enriched air divers. It quickly computes essential dive data such as Maximum Operating Depth (MOD), Equivalent Air Depth (EAD), Best Mix, and Partial Pressure of Oxygen (PPO2). It supports both imperial and metric units and offers a companion watch app for on-the-go calculations.

What We Love

  • 👍 Easy to use
  • 🚀 Quick calculations
  • ✅ Accurate results
  • 💡 Free to use
  • 🎯 Essential for Nitrox divers
  • 📱 Simple interface
  • 🔄 Reliable and functional
  • ✨ Helpful for dive planning
  • 💯 Covers all necessary Nitrox calculations
  • 👍 Highly recommended
  • 🔧 Pragmatic tool
  • 🤓 Great for staying sharp
  • 👍 Perfect for all Nitrox calculations
  • 👍 Double-checks fills
  • 👍 Companion for Nitrox divers
  • 👍 Fast and easy
  • 👍 Great functions
  • 👍 Quick calculator
  • 👍 Easy to double-check safety
  • 👍 Professional Divemaster use
  • 👍 User-friendly
  • 👍 Good visual and tinkering fun
  • 👍 Simplifies math for planning and labels
  • 👍 Works exactly as it should
  • 👍 Clear user interface
  • 👍 Handy for determining depth levels
  • 👍 Straightforward
  • 👍 User friendly
  • 👍 Simple and clear
  • 👍 Makes planning easy
  • 👍 KISS principle at its best
  • 👍 No ads
  • 👍 No weird UI
  • 👍 Best compared to others
  • 👍 Very pleased
  • 👍 Simple and clear
  • 👍 Super practical
  • 👍 Excellent light app

Room to Improve

  • 📱 Ugly iPad icon
  • ⚠️ MOD calculation limited to 40% O2 in older versions
  • ⚠️ MOD calculation limited to 50% O2 in older versions
  • ⚠️ Needs to work with older iOS versions

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FAQ about Scuba Nitrox

What are the best scuba nitrox apps for iPhone?
Nitrox by Envivia tops our scuba nitrox apps ranking as of September 2026, with a 5.0-star average from 1 App Store ratings, and it's free to download.
Yes — 16 of the top scuba nitrox apps we rank are free to download, including Nitrox by Envivia and Nitrox Virtual Analyzer.
Nitrox by Envivia has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 242+ scuba nitrox apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Nitrox is a premium digital guide focused on Nitrox diving. It provides educational content and reliable calculation tools to help divers optimize their dives, manage oxygen partial pressure, and plan dives effectively.
Nitrox is designed for divers preparing for Nitrox certification, recreational divers aiming to enhance their safety, experienced divers looking to expand their knowledge, and instructors seeking a structured support tool.