# Trimix Tools vs Nitrox Virtual Analyzer

The clearest difference is price: Nitrox Virtual Analyzer at Free against Trimix Tools's $6.99. Nitrox Virtual Analyzer also leads on iOS requirement (13.0 vs 15.6). Trimix Tools's advantage is update cadence (every 5 months vs every 24 months) and chart position (#74 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Nitrox Virtual Analyzer is free to download; Trimix Tools costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Trimix Tools ships an update every 5 months, Nitrox Virtual Analyzer every 24 months. The most recent releases landed on September 10, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Trimix Tools | Nitrox Virtual Analyzer |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/trimix-tools/id289220808/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 24 months |
| Monetization | Paid | — |
| Best chart rank | **#74** | — |
| Size | 6 MB | 6 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Greg Mclaughlin](https://appshunter.io/developer/284919983) | [James Costello](https://appshunter.io/developer/1504868572) |

## What reviewers say

### Trimix Tools

[App page](https://appshunter.io/ios/app/trimix-tools/id289220808)

**Currently charting:** #74 Top Paid · Sports (US App Store)

This app provides essential tools for divers to plan and blend Trimix gases. It calculates optimal mixes based on depth, oxygen partial pressure, and equivalent narcotic depth, and supports various cylinder filling scenarios. Calculations are available offline and can be customized with saved settings.

**Highlights:** Trimix blending and planning, Depth and partial pressure calculations, Equivalent Narcotic Depth (END) calculation, Saltwater and freshwater support, Cylinder filling and bleed down calculations, Metric and Imperial system support, Offline functionality, Saved settings and custom mixes

**Features:** Vision Pro support

**In-app purchases:** none


### Nitrox Virtual Analyzer

[App page](https://appshunter.io/ios/app/nitrox-virtual-analyzer/id1505174941)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trimix Tools free?

Trimix Tools costs $6.99, with no in-app purchases.

### Is Nitrox Virtual Analyzer free?

Nitrox Virtual Analyzer is free to download, with no in-app purchases.

### Do Trimix Tools or Nitrox Virtual Analyzer have ads?

Neither Trimix Tools nor Nitrox Virtual Analyzer shows ads.

### Which is updated more often, Trimix Tools or Nitrox Virtual Analyzer?

Trimix Tools ships an update every 5 months, and Nitrox Virtual Analyzer every 24 months. Most recently, Trimix Tools was updated on September 10, 2026 and Nitrox Virtual Analyzer on May 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*