# Toolbox vs ChlorCast

The clearest difference is price: ChlorCast at Free against Toolbox's $3.99. ChlorCast also leads on update cadence (every 8 days vs every 2 months). Toolbox's advantage is iOS requirement (17.6 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

ChlorCast is free to download; Toolbox costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Toolbox ships an update every 2 months, ChlorCast every 8 days. The most recent releases landed on October 31, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Toolbox | ChlorCast |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chlorcast/id6777863208/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | — | Free |
| Size | 23 MB | 6 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Rodzaevskiy](https://appshunter.io/developer/1838906311) | [Sean OBrien](https://appshunter.io/developer/6777834311) |

## What reviewers say

### Toolbox

[App page](https://appshunter.io/ios/app/toolbox-level-ruler-sound/id6766102495)

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

**In-app purchases:** none


### 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 Toolbox free?

Toolbox costs $3.99, with no in-app purchases.

### Is ChlorCast free?

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

### Do Toolbox or ChlorCast have ads?

Neither Toolbox nor ChlorCast shows ads.

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

Toolbox ships an update every 2 months, and ChlorCast every 8 days. Most recently, Toolbox was updated on October 31, 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.*