# Scuba Supervisor vs Biofouling Impact

The clearest difference is update cadence: Biofouling Impact at daily against Scuba Supervisor's fortnightly. Scuba Supervisor's advantage is iOS requirement (13.4 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scuba Supervisor ships an update fortnightly, Biofouling Impact daily. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Scuba Supervisor | Biofouling Impact |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/scuba-supervisor/id6739432744/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free | — |
| Size | 42 MB | 7 MB |
| Requires iOS | **13.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seung Heon Kim](https://appshunter.io/developer/1697209043) | [Arpacore B.V.](https://appshunter.io/developer/1441928570) |

## What reviewers say

### Scuba Supervisor

[App page](https://appshunter.io/ios/app/scuba-supervisor/id6739432744)

This app assists divers in planning and executing dives according to Navy Dive Manual guidelines. It offers features for detailed dive planning, real-time tracking, and digital logbook storage. Educational resources are also included to enhance diver knowledge.

**Highlights:** Advanced dive planning, Real-time dive tracking, Digital dive log storage, Safety notifications, Educational resources, Navy Dive Manual compliance

**Features:** macOS Compatibility

**In-app purchases:** none


### Biofouling Impact

[App page](https://appshunter.io/ios/app/biofouling-impact/id6746165102)

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

**In-app purchases:** none


## Frequently asked questions

### Is Scuba Supervisor free?

Scuba Supervisor is free to download, with no in-app purchases.

### Is Biofouling Impact free?

Biofouling Impact is free to download, with no in-app purchases.

### Do Scuba Supervisor or Biofouling Impact have ads?

Neither Scuba Supervisor nor Biofouling Impact shows ads.

### Which is updated more often, Scuba Supervisor or Biofouling Impact?

Scuba Supervisor ships an update fortnightly, and Biofouling Impact daily. Most recently, Scuba Supervisor was updated on October 24, 2026 and Biofouling Impact on October 27, 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.*