# Simple Pool vs ClearPool

Simple Pool and ClearPool are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Simple Pool sells 1 one-off in-app purchase and ClearPool sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Simple Pool ships an update every 6 days, ClearPool every 5 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Simple Pool | ClearPool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (21 ratings)](https://appshunter.io/ios/app/simple-pool-chemistry-and-math/id6744664712/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 5 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | +4 | 4+ |
| Developer | [Grey Park, LLC](https://appshunter.io/developer/1739831354) | [InnovaLabWorks](https://appshunter.io/developer/1888514726) |

## What reviewers say

### Simple Pool

[App page](https://appshunter.io/ios/app/simple-pool-chemistry-and-math/id6744664712)

This app helps you precisely test, dose, and track your pool and spa water chemistry. It offers practical dosing recommendations and tools to simplify routine maintenance for various pool types. Get accurate chemical calculations without ongoing fees.

**Highlights:** Water test logging, Dosing recommendations, Chemical tracking, LSI/CSI monitoring, Shock treatment mode, Test reminders, Chemical effects preview

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimplePool - Lifetime | $9.99 | one-time |


### ClearPool

[App page](https://appshunter.io/ios/app/clearpool-pool-care/id6788595369)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| ClearPool Pro | $5.99 | per month |
| ClearPool Pro | $34.99 | per year |
| ClearPool Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is Simple Pool free?

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

### Is ClearPool free?

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

### Do Simple Pool or ClearPool have ads?

Neither Simple Pool nor ClearPool shows ads.

### Which is updated more often, Simple Pool or ClearPool?

Simple Pool ships an update every 6 days, and ClearPool every 5 days. Most recently, Simple Pool was updated on November 5, 2026 and ClearPool on November 5, 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.*