# MySNSI vs Howdiving

The clearest difference is update cadence: Howdiving at daily against MySNSI's every 2 months. Howdiving also leads on iOS requirement (13.0 vs 15.6). 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.

MySNSI ships an update every 2 months, Howdiving daily. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MySNSI | Howdiving |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/mysnsi/id1191306297/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 33 MB | 32 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Evolution Training LLC](https://appshunter.io/developer/938197920) | [WEN CHENG YEH](https://appshunter.io/developer/1896404314) |

## What reviewers say

### MySNSI

[App page](https://appshunter.io/ios/app/mysnsi/id1191306297)

This app offers digital diving tools and educational content for divers. Log dives, plan excursions, identify marine life, and review hand signals. It supports recreational and professional diving, helping you stay organized and knowledgeable.

**Highlights:** Digital dive qualifications access, Geolocation dive logging, Dive planning and gas blend calculation, Equipment and travel checklists, Marine life identification tool, Interactive hand signal flashcards

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

**In-app purchases:** none


### Howdiving

[App page](https://appshunter.io/ios/app/howdiving/id6768568047)

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

**In-app purchases:** none


## Frequently asked questions

### Is MySNSI free?

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

### Is Howdiving free?

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

### Do MySNSI or Howdiving have ads?

Neither MySNSI nor Howdiving shows ads.

### Which is updated more often, MySNSI or Howdiving?

MySNSI ships an update every 2 months, and Howdiving daily. Most recently, MySNSI was updated on October 8, 2026 and Howdiving on October 12, 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.*