# MyFirstGym vs Shelly's Swim

The clearest difference is update cadence: MyFirstGym at every 10 days against Shelly's Swim's every 2 months. Shelly's Swim's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

MyFirstGym ships an update every 10 days, Shelly's Swim every 2 months. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MyFirstGym | Shelly's Swim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Size | 21 MB | 82 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MFG GLOBAL PTY LTD](https://appshunter.io/developer/1253823586) | [Zappasoft Pty Ltd](https://appshunter.io/developer/379436504) |

## What reviewers say

### MyFirstGym

[App page](https://appshunter.io/ios/app/myfirstgym/id6590605111)

**In-app purchases:** none


### Shelly's Swim

[App page](https://appshunter.io/ios/app/shellys-swim/id6778033744)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is MyFirstGym free?

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

### Is Shelly's Swim free?

Shelly's Swim is free to download, with no in-app purchases.

### Do MyFirstGym or Shelly's Swim have ads?

Neither MyFirstGym nor Shelly's Swim shows ads.

### Which is updated more often, MyFirstGym or Shelly's Swim?

MyFirstGym ships an update every 10 days, and Shelly's Swim every 2 months. Most recently, MyFirstGym was updated on October 11, 2026 and Shelly's Swim 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.*