Comparison

Deep Tools vs RSC Nitrox

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Deep Tools

This comprehensive dive toolkit helps recreational, advanced, and technical divers plan dives, log underwater adventures, and blend gases. It offers advanced planning tools, dive computer import, and essential calculations for safe and efficient diving.

Highlights
  • Advanced Deco Planner
  • Dive Log with Shearwater import
  • Gas Blender for Trimix/Nitrox
  • Maximum Operating Depth (MOD) calculator
  • No Decompression Limit (NDL) tracking
  • Metric and Imperial units
Features
Read full description

The Complete Dive Toolkit Deep Tools is a must-have application for recreational, advanced, and technical divers. Whether you are learning to dive, planning complex decompression dives, or logging your underwater adventures, Deep Tools provides reliable tools you can trust. Import dives directly from your Shearwater dive computer, plan dives using the advanced Deco Planner, or use the app as a practical learning aid during your dive training. Tools included:
 - Maximum Operating Depth (MOD) - Oxygen Partial Pressure (ppO₂) - Equivalent Air Depth (EAD) - Equivalent Narcotic Depth (END) - Equivalent Air Density Depth (EADD) - No Decompression Limit (NDL) - Best Trimix for depth - Best Nitrox for depth - Gas consumption and density - Calculator for lifting bag Dive Log: * - Import dives from Shearwater dive computers (Petrel, Perdix, NERD, Teric, etc.) - Log dive sites with name, coordinates, and custom tags - Automatically merge dives with short surface intervals - Share logged dives with your buddies - Create local backups or migrate data to another device Advanced Dive Planner: * Plan complex dives with confidence, whether on Open Circuit (OC) or Rebreather (CCR): - Repetitive dive planning - Bühlmann ZH-L16B and ZH-L16C with Gradient Factors - Gas consumption, CNS, and OTU calculations - Visual dive profile, text plan, pressure graph, and slate view - Lost gas planning - CCR Bailout planning - Multiple point dive plan with custom bailout points - Share dive plans with friends Gas Blender: * Prepare accurate breathing gas mixtures: - Trimix and Nitrox blending - Mix to desired gas - Mix with Top-off gas - Continuous flow blending Additional Features - Metric and Imperial units - Adjustable altitude and water type (EN13319, salt, fresh) - Set your altitude - Custom tank / cylinder database * Advanced features are available with a subscription or during the free trial. Special thanks to V. Paul Gordon, Serge Nelissen and Michael Heus for extensive testing and valuable contributions! Terms of Service: http://www.deepblue.si/privacy/terms-of-service.php

About

RSC Nitrox

Features
Read full description

RSC Nitrox is a fast, focused enriched-air (Nitrox) dive planner for iPhone and Apple Watch. Dial in your mix and depth and get the four numbers that matter - instantly, offline, in a clean underwater interface. CALCULATORS • MOD - Maximum Operating Depth for any EANx mix • Best Mix - the richest usable mix for a target depth • EAD - Equivalent Air Depth for a mix at depth • PPO₂ - partial pressure of oxygen, with a clear safe / caution flag BUILT FOR DIVERS • Fully offline - no account, no ads, no tracking • Metric or imperial, salt or fresh water • Adjustable max PPO₂ (1.2–1.6) and max O₂ content • Live results as you drag - or spin the Apple Watch Digital Crown • Seven languages: English, Deutsch, Français, Italiano, Español, Українська, Русский APPLE WATCH Plan on the reef without your phone - the independent watch app carries every calculator on your wrist. Accuracy cannot be guaranteed. Always confirm your mix with an analyzer before entering the water and dive within your training and limits. © Red Sea Creatures

Screenshots

Deep Tools4 screens
RSC Nitrox4 screens

Verdict

The call

The clearest difference is iOS requirement: Deep Tools at 15.6 against RSC Nitrox's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Deep Tools sells 3 in-app purchases, starting at $2.99 per month and RSC Nitrox sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Deep Tools versus RSC Nitrox: the parameters behind the verdict, then further details
ParameterDeep ToolsRSC Nitrox
PriceFreeFree
Rating4.6 (93 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings93 — better—
Update frequencyEvery 6 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS15.6 — better17.0
Further details — not scored
Size12 MB8 MB
Age rating4+4+
DeveloperDeep Blue d.o.o.Yevgen Sukharenko

In-app purchases

3 purchases

Deep Tools

Subscriptions2
  • Subscription Monthly$2.991 Month
  • Subscription Yearly3 Days trial$17.991 Year
One-time1
  • Lifetime Subscription$39.99
3 purchases

RSC Nitrox

One-time3
  • Reef Snack$0.99
  • Air Fill$2.99
  • Dive Buddy$4.99

Questions

Is Deep Tools free?
Deep Tools is free to download, with in-app purchases available.
Is RSC Nitrox free?
RSC Nitrox is free to download, with in-app purchases available.
Do Deep Tools or RSC Nitrox have ads?
Neither Deep Tools nor RSC Nitrox shows ads.

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