# Referee Swimify vs Pro

The clearest difference is price: Referee Swimify at Free against Pro's $4.99. Pro's advantage is iOS requirement (12 vs 16.4). On update cadence, ads, in-app purchases and device support there is nothing between them.

Referee Swimify is free to download; Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Referee Swimify ships an update every 11 months, Pro every 21 months. The most recent releases landed on September 19, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Referee Swimify | Pro |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 months** | Every 21 months |
| Size | 44 MB | 24 MB |
| Requires iOS | 16.4 | **12** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IC Control Media & Sport AB](https://appshunter.io/developer/1571743089) | [On-Core Software LLC](https://appshunter.io/developer/283621364) |

## What reviewers say

### Referee Swimify

[App page](https://appshunter.io/ios/app/referee-swimify/id1576760211)

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

**In-app purchases:** none


### Pro

[App page](https://appshunter.io/ios/app/pro-shot-trainer/id1619637316)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Referee Swimify free?

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

### Is Pro free?

Pro costs $4.99, with no in-app purchases.

### Do Referee Swimify or Pro have ads?

Neither Referee Swimify nor Pro shows ads.

### Which is updated more often, Referee Swimify or Pro?

Referee Swimify ships an update every 11 months, and Pro every 21 months. Most recently, Referee Swimify was updated on September 19, 2026 and Pro on September 20, 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.*