# Retra UWT vs MyFathom

The clearest difference is update cadence: Retra UWT at every 3 months against MyFathom's every 13 months. MyFathom's advantage is iOS requirement (11.0 vs 13.0). 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.

Retra UWT ships an update every 3 months, MyFathom every 13 months. The most recent releases landed on June 1, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Retra UWT | MyFathom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/retra-uwt/id1472741374/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 13 months |
| Monetization | Free | — |
| Size | 51 MB | 35 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Retra UWT, Ltd.](https://appshunter.io/developer/1472741373) | [FATHOM Dive Systems, LLC](https://appshunter.io/developer/1707099627) |

## What reviewers say

### Retra UWT

[App page](https://appshunter.io/ios/app/retra-uwt/id1472741374)

This app connects to compatible flash devices, allowing users to monitor usage statistics, receive firmware updates, and access user manuals. It serves as a comprehensive tool for managing and maintaining your flash hardware.

**Highlights:** Connect to Retra Flash devices, View usage statistics, Receive firmware updates, Access user manuals, Device management

**Features:** macOS Compatibility

**In-app purchases:** none


### MyFathom

[App page](https://appshunter.io/ios/app/myfathom/id6466220916)

**In-app purchases:** none


## Frequently asked questions

### Is Retra UWT free?

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

### Is MyFathom free?

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

### Do Retra UWT or MyFathom have ads?

Neither Retra UWT nor MyFathom shows ads.

### Which is updated more often, Retra UWT or MyFathom?

Retra UWT ships an update every 3 months, and MyFathom every 13 months. Most recently, Retra UWT was updated on June 1, 2026 and MyFathom on September 9, 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.*