# Simple Pool vs PoolBoi

The clearest difference is in-app purchases: PoolBoi at none against Simple Pool's 1. PoolBoi also leads on iOS requirement (15.1 vs 17.6). Simple Pool's advantage is ratings volume (21 vs 4). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Simple Pool sells 1 one-off in-app purchase. PoolBoi asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Simple Pool against 5.0 for PoolBoi. That said, the two scores are not equally well evidenced: Simple Pool has 21 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Simple Pool ships an update every 6 days, PoolBoi every 10 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Simple Pool | PoolBoi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (21 ratings)](https://appshunter.io/ios/app/simple-pool-chemistry-and-math/id6744664712/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/poolboi/id6762693759/reviews)** |
| Number of ratings | **21** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 10 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 32 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Grey Park, LLC](https://appshunter.io/developer/1739831354) | [Adam Hecht](https://appshunter.io/developer/1894966987) |

## 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 |


### PoolBoi

[App page](https://appshunter.io/ios/app/poolboi/id6762693759)

This app uses AI to analyze pool water test strips via your camera, providing instant, personalized advice for balancing chemicals and maintaining clear water. It offers smart product recommendations and tracks your pool's chemistry over time, eliminating guesswork and trips to the pool store.

**Highlights:** AI-powered test strip analysis, Personalized chemical balancing plans, Chatbot for pool care questions, Smart product recommendations, Water chemistry tracking, Precise dosage calculator, Seasonal testing reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Pool free?

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

### Is PoolBoi free?

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

### Which has better reviews, Simple Pool or PoolBoi?

PoolBoi is rated higher. Simple Pool averages 5.0 out of 5 from 21 ratings, while PoolBoi averages 5.0 from 4 ratings.

### Do Simple Pool or PoolBoi have ads?

Neither Simple Pool nor PoolBoi shows ads.

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

Simple Pool ships an update every 6 days, and PoolBoi every 10 days. Most recently, Simple Pool was updated on October 30, 2026 and PoolBoi on October 28, 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.*