# Nitrox Buddy vs SNSI MediaHub

The clearest difference is review sentiment: Nitrox Buddy at 96% against SNSI MediaHub's 0%. Nitrox Buddy also leads on update cadence (every 7 months vs every 72 months) and rating (4.9 vs 4.6). SNSI MediaHub's advantage is in-app purchases (none vs 1) and iOS requirement (14.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Nitrox Buddy sells 1 one-off in-app purchase. SNSI MediaHub asks for nothing beyond the download.

Nitrox Buddy holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Nitrox Buddy has 490 ratings behind it against 29, so its average is the more settled of the two. Written reviews point the same way: 96% of Nitrox Buddy's written reviews are positive against 0% of SNSI MediaHub's.

Nitrox Buddy ships an update every 7 months, SNSI MediaHub every 72 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Nitrox Buddy | SNSI MediaHub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (490 ratings)](https://appshunter.io/ios/app/nitrox-buddy/id572411073/reviews)** | [4.6 (29 ratings)](https://appshunter.io/ios/app/snsi-mediahub/id1166003785/reviews) |
| Number of ratings | **490** | 29 |
| Positive reviews | **95.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 72 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 14 MB |
| Requires iOS | 26.0 | **14.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gereon Steffens](https://appshunter.io/developer/493030228) | [Evolution Training LLC](https://appshunter.io/developer/938197920) |

## What reviewers say

### Nitrox Buddy

[App page](https://appshunter.io/ios/app/nitrox-buddy/id572411073)

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.

**Highlights:** Calculate MOD, EAD, Best Mix, PPO2, Imperial and metric unit support, Sea and fresh water options, Selectable max oxygen content, Selectable max partial pressure, Companion watch app

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick calculations
- ✅ Accurate results
- 💡 Free to use
- 🎯 Essential for Nitrox divers

**What reviewers complain about**

- 📱 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

**Reported bugs**

- iPad icon is ugly
- MOD limit of 50% O2 despite 100% O2 setting (resolved)
- MOD limit of 40% O2 (older version)
- Does not work with older iOS versions

**Requested features**

- Add MOD 1.5 option
- Allow MOD calculation up to 100% O2 and indicate max exposure duration
- Change color for inappropriate mixes (e.g., 50% at 40m)
- Support older iOS versions (5 & 6)


### SNSI MediaHub

[App page](https://appshunter.io/ios/app/snsi-mediahub/id1166003785)

Explore underwater adventures with a multimedia library offering free apps for aspiring and certified divers. Enhance your knowledge and prepare for scuba diving experiences with interactive guidance, accessible offline on any device.

**Highlights:** Multimedia library, Free downloadable apps, Offline functionality, Scuba diving guidance, Interactive learning system, Suitable for all diver levels

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

**In-app purchases:** none


## Frequently asked questions

### Is Nitrox Buddy free?

Nitrox Buddy is free to download, with in-app purchases available.

### Is SNSI MediaHub free?

SNSI MediaHub is free to download, with no in-app purchases.

### Which has better reviews, Nitrox Buddy or SNSI MediaHub?

Nitrox Buddy is rated higher. Nitrox Buddy averages 4.9 out of 5 from 490 ratings, while SNSI MediaHub averages 4.6 from 29 ratings.

### Do Nitrox Buddy or SNSI MediaHub have ads?

Neither Nitrox Buddy nor SNSI MediaHub shows ads.

### Which is updated more often, Nitrox Buddy or SNSI MediaHub?

Nitrox Buddy ships an update every 7 months, and SNSI MediaHub every 72 months. Most recently, Nitrox Buddy was updated on November 6, 2026 and SNSI MediaHub on November 2, 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.*