# MyPoolGuy vs ChlorCast

The clearest difference is in-app purchases: ChlorCast at none against MyPoolGuy's 1. MyPoolGuy's advantage is iOS requirement (15.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MyPoolGuy sells 1 in-app purchase, starting at $0.99 per month. ChlorCast asks for nothing beyond the download.

MyPoolGuy ships an update every 9 days, ChlorCast every 8 days. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | MyPoolGuy | ChlorCast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chlorcast/id6777863208/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 8 days** |
| Monetization | — | Free |
| Size | 50 MB | 6 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dubas Digital LLC](https://appshunter.io/developer/1896696839) | [Sean OBrien](https://appshunter.io/developer/6777834311) |

## What reviewers say

### MyPoolGuy

[App page](https://appshunter.io/ios/app/mypoolguy-pool-care-and-test/id6769885337)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MyPoolGuy Pro | $0.99 | per month |


### ChlorCast

[App page](https://appshunter.io/ios/app/chlorcast/id6777863208)

This app simplifies pool care by logging water tests, providing chemistry guidance, and forecasting chlorine levels. It helps users understand their pool's needs and maintain balanced water with practical, actionable advice.

**Highlights:** Log quick and full chemistry tests, Get chemistry fix recommendations, Forecast chlorine loss with weather data, Track test history and water changes, Manage chemical inventory, Set maintenance reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is MyPoolGuy free?

MyPoolGuy is free to download, with in-app purchases available.

### Is ChlorCast free?

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

### Do MyPoolGuy or ChlorCast have ads?

Neither MyPoolGuy nor ChlorCast shows ads.

### Which is updated more often, MyPoolGuy or ChlorCast?

MyPoolGuy ships an update every 9 days, and ChlorCast every 8 days. Most recently, MyPoolGuy was updated on October 6, 2026 and ChlorCast on October 14, 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.*