# Nitrox Tools vs BSAC Member

The clearest difference is price: BSAC Member at Free against Nitrox Tools's $5.99. BSAC Member also leads on update cadence (every 10 days vs every 5 months). Nitrox Tools's advantage is device support (4 vs 2). On ads, in-app purchases and iOS requirement there is nothing between them.

BSAC Member is free to download; Nitrox Tools costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Nitrox Tools ships an update every 5 months, BSAC Member every 10 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Nitrox Tools | BSAC Member |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/nitrox-tools/id284919980/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 88.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 10 days** |
| Monetization | Paid | — |
| Size | 7 MB | 49 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Greg Mclaughlin](https://appshunter.io/developer/284919983) | [BSAC Japan](https://appshunter.io/developer/1605902011) |

## What reviewers say

### Nitrox Tools

[App page](https://appshunter.io/ios/app/nitrox-tools/id284919980)

This app provides essential tools for divers to plan and blend enriched air nitrox. It calculates dive parameters like equivalent air depth and maximum operating depth, and supports various blending methods for custom gas mixes. Easily switch between metric and imperial units and save custom settings for frequent use.

**Highlights:** Enriched air nitrox blending, Dive planning calculations, Equivalent Air Depth (EAD), Partial Pressure of Oxygen (PPO2), Maximum Operating Depth (MOD), Save custom mixes and settings, Metric/Imperial unit switching

**Features:** Vision Pro support

**In-app purchases:** none


### BSAC Member

[App page](https://appshunter.io/ios/app/bsac-member/id6473789042)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Nitrox Tools free?

Nitrox Tools costs $5.99, with no in-app purchases.

### Is BSAC Member free?

BSAC Member is free to download, with no in-app purchases.

### Do Nitrox Tools or BSAC Member have ads?

Neither Nitrox Tools nor BSAC Member shows ads.

### Which is updated more often, Nitrox Tools or BSAC Member?

Nitrox Tools ships an update every 5 months, and BSAC Member every 10 days. Most recently, Nitrox Tools was updated on October 13, 2026 and BSAC Member on October 7, 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.*