# Pool Math by TroubleFreePool vs Maytronics One

Pool Math by TroubleFreePool and Maytronics One both sit at 3.7 stars, but that hides the real split: 63% of Pool Math by TroubleFreePool's written reviews are positive against 8% of Maytronics One's. Pool Math by TroubleFreePool also leads on update cadence (fortnightly vs every 2 months). Maytronics One's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Pool Math by TroubleFreePool sells 1 in-app purchase, starting at $7.99 per year. Maytronics One asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.7 for Pool Math by TroubleFreePool against 3.8 for Maytronics One. Both are backed by a comparable volume of ratings — 272 and 101 respectively. Written reviews are what separate them: 63% of Pool Math by TroubleFreePool's written reviews are positive against 8% of Maytronics One's.

Pool Math by TroubleFreePool ships an update fortnightly, Maytronics One every 2 months. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Pool Math by TroubleFreePool | Maytronics One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (272 ratings)](https://appshunter.io/ios/app/pool-math-by-troublefreepool/id1228819359/reviews) | **[3.8 (101 ratings)](https://appshunter.io/ios/app/maytronics-one/id6740518411/reviews)** |
| Number of ratings | **272** | 101 |
| Positive reviews | **63.4% of reviews** | 8.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 314 MB | 112 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TroubleFreePool](https://appshunter.io/developer/1228819358) | [Maytronics](https://appshunter.io/developer/664564907) |

## What reviewers say

### Pool Math by TroubleFreePool

[App page](https://appshunter.io/ios/app/pool-math-by-troublefreepool/id1228819359)

Easily manage your swimming pool's water chemistry by tracking key levels like chlorine and pH. This app calculates the precise amounts of chemicals needed to maintain clear, algae-free water, offering a cost-effective alternative to pool store advice.

**Highlights:** Chemical level calculators (pH, Chlorine, Alkalinity, etc.), Track pool maintenance tasks, Log chemical additions, Weather condition tracking, Chemical addition effect calculations, Bleach price comparison, Data backup and export

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pool Math Premium Subscription | $7.99 | per year |

**What reviewers like**

- 💎 Excellent for maintaining a clean, balanced pool
- 🔍 Comprehensive tracking of test results and chemical additions
- 🧠 Helpful recommendations for chemical adjustments
- ⚙️ Useful features like SLAM mode and timeline
- 🤖 Automatic weather data logging

**What reviewers complain about**

- 🐛 Issues with data syncing and backup
- 🤔 Unintuitive interface and navigation
- 💰 Subscription model and lack of one-time purchase
- 🚫 Limited support for non-chlorine sanitizers and spa-specific options
- 🔄 Bugs with chemical addition logging and target value retention

**Reported bugs**

- Subscription issues and inability to restore purchases
- App crashes and freezes on certain actions
- Incorrect chemical recommendations and calculations
- Disappearing historical data after updates

**Requested features**

- Custom target ranges and alerts
- Ability to log non-standard chemical additions
- Export options for data analysis
- Apple Watch integration
- Improved user guidance and on-boarding


### Maytronics One

[App page](https://appshunter.io/ios/app/maytronics-one/id6740518411)

This app offers remote control for robotic pool cleaners, allowing users to optimize cleaning cycles, set custom modes, and schedule automatic cleanings. It provides status checks and a unique homing feature for convenient robot retrieval.

**Highlights:** Profile-based automation, Custom auto-parking, Custom cleaning modes, Status check before cleaning, UltraRun mode scheduling, LED lights customization

**In-app purchases:** none


## Frequently asked questions

### Is Pool Math by TroubleFreePool free?

Pool Math by TroubleFreePool is free to download, with in-app purchases available.

### Is Maytronics One free?

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

### Which has better reviews, Pool Math by TroubleFreePool or Maytronics One?

Maytronics One is rated higher. Pool Math by TroubleFreePool averages 3.7 out of 5 from 272 ratings, while Maytronics One averages 3.8 from 101 ratings.

### Do Pool Math by TroubleFreePool or Maytronics One have ads?

Neither Pool Math by TroubleFreePool nor Maytronics One shows ads.

### Which is updated more often, Pool Math by TroubleFreePool or Maytronics One?

Pool Math by TroubleFreePool ships an update fortnightly, and Maytronics One every 2 months. Most recently, Pool Math by TroubleFreePool was updated on September 22, 2026 and Maytronics One on September 24, 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.*