# GUST Swim School vs MRL

The clearest difference is update cadence: MRL at every 2 weeks against GUST Swim School's every 4 weeks. GUST Swim School's advantage is iOS requirement (13.4 vs 15.1). 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.

GUST Swim School ships an update every 4 weeks, MRL every 2 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GUST Swim School | MRL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Size | 25 MB | 50 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GUST Swim School Limited](https://appshunter.io/developer/1488634021) | [DYNOMATIK LIMITED](https://appshunter.io/developer/953973659) |

## What reviewers say

### GUST Swim School

[App page](https://appshunter.io/ios/app/gust-swim-school/id1488634022)

**Features:** macOS Compatibility

**In-app purchases:** none


### MRL

[App page](https://appshunter.io/ios/app/mrl/id6736660834)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is GUST Swim School free?

GUST Swim School is free to download, with no in-app purchases.

### Is MRL free?

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

### Do GUST Swim School or MRL have ads?

Neither GUST Swim School nor MRL shows ads.

### Which is updated more often, GUST Swim School or MRL?

GUST Swim School ships an update every 4 weeks, and MRL every 2 weeks. Most recently, GUST Swim School was updated on October 26, 2026 and MRL on October 25, 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.*