# Pool Doctor vs Maytronics One

The clearest difference is review sentiment: Pool Doctor at 68% against Maytronics One's 11%. Pool Doctor also leads on rating (4.4 vs 4.0) and iOS requirement (11.0 vs 13.0). Maytronics One's advantage is price (Free vs $19.99). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Maytronics One is free to download; Pool Doctor costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pool Doctor holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 134 and 127 respectively. Written reviews point the same way: 68% of Pool Doctor's written reviews are positive against 11% of Maytronics One's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pool Doctor | Maytronics One |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.4 (134 ratings)](https://appshunter.io/ios/app/pool-doctor/id375459618/reviews)** | [4.0 (127 ratings)](https://appshunter.io/ios/app/maytronics-one/id6740518411/reviews) |
| Number of ratings | **134** | 127 |
| Positive reviews | **67.8% of reviews** | 10.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 7 MB | 116 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gazzini Ventures](https://appshunter.io/developer/1503581197) | [Maytronics ltd.](https://appshunter.io/developer/664564907) |

## What reviewers say

### Pool Doctor

[App page](https://appshunter.io/ios/app/pool-doctor/id375459618)

This powerful digital tool helps pool professionals and enthusiasts maintain their pools. Input your chemical readings, and it will provide precise instructions on what chemicals to add and why, supporting various pool types and units of measurement.

**Highlights:** Chemical level adjustment (chlorine, pH, alkalinity, etc.), Supports regular, salt-water, and bromine pools, Multiple unit of measurement options, Customizable ideal ranges and chemicals, Saves reading and treatment records, Langelier Index calculation, Shock calculator

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🎯 Accurate chemical calculations and recommendations
- 💡 Customizable pool parameters and chemical selection
- 📊 Helpful for pool maintenance beginners
- 🔄 Multiple unit conversions (lbs, oz, kg, metric)

**What reviewers complain about**

- 🐛 App crashes frequently
- ❌ Email functionality doesn't work
- ⚠️ Inaccurate recommendations for some pool types
- 🔧 Settings don't persist or sync across devices
- 💸 Price increased from free to $20

**Reported bugs**

- App crashes after entering readings
- Phone keyboard won't close, preventing navigation
- Entered values change automatically (pH decreases, chlorine increases)
- Chemical settings don't save or remember user preferences
- Recommendations ignore user-specified chemical concentrations

**Requested features**

- Customizable input field order to match test kit order
- Support for Baquacil pool products
- Cyanuric acid reading support
- Ability to select specific chemical types (liquid vs powdered chlorine)
- Salt level adjustment based on salt water generator (SWG) ranges


### 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 Doctor free?

Pool Doctor costs $19.99, with no in-app purchases.

### Is Maytronics One free?

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

### Which has better reviews, Pool Doctor or Maytronics One?

Pool Doctor is rated higher. Pool Doctor averages 4.4 out of 5 from 134 ratings, while Maytronics One averages 4.0 from 127 ratings.

### Do Pool Doctor or Maytronics One have ads?

Neither Pool Doctor nor Maytronics One shows ads.

### Which is updated more often, Pool Doctor or Maytronics One?

Pool Doctor ships an update every 2 months, and Maytronics One every 2 months. Most recently, Pool Doctor was updated on October 23, 2026 and Maytronics One on October 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.*