# PoolCalc vs MyDolphin Plus

The clearest difference is rating: MyDolphin Plus at 4.7 against PoolCalc's 1.0. MyDolphin Plus also leads on in-app purchases (none vs 1) and ratings volume (8.9K vs 1). PoolCalc's advantage is iOS requirement (7.1 vs 13.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. PoolCalc sells 1 one-off in-app purchase. MyDolphin Plus asks for nothing beyond the download.

MyDolphin Plus holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: MyDolphin Plus has 8.9K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 17% of PoolCalc's written reviews are positive against 19% of MyDolphin Plus's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PoolCalc | MyDolphin Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/poolcalc/id514707093/reviews) | **[4.7 (8.9K ratings)](https://appshunter.io/ios/app/mydolphin-plus/id1372538627/reviews)** |
| Number of ratings | 1 | **8.9K** |
| Positive reviews | 16.7% of reviews | **19.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 8 MB | 108 MB |
| Requires iOS | **7.1** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bonham Customs](https://appshunter.io/developer/514707096) | [Maytronics](https://appshunter.io/developer/664564907) |

## What reviewers say

### PoolCalc

[App page](https://appshunter.io/ios/app/poolcalc/id514707093)

This utility calculates the scaling potential of pool water using the Langelier Saturation Index. It allows users to save and edit readings, locations, and add notes. A paid upgrade offers advanced features for pool professionals.

**Highlights:** Langelier Saturation Index calculation, Save and edit readings, Save and edit locations, Add notes to readings, Quick add readings to locations, Paid upgrade for multiple location routes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pool Professional Upgrade | $2.99 | one-time |


### MyDolphin Plus

[App page](https://appshunter.io/ios/app/mydolphin-plus/id1372538627)

Control your robotic pool cleaner remotely via Wi-Fi or Bluetooth. Schedule cleaning cycles, use voice commands, and even create custom LED light shows. Enjoy a pristine pool with effortless management.

**Highlights:** Remote control from anywhere, Voice control via Siri, Schedule cleaning modes, Initiate robot ascent, Name your robot, Create LED light shows

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⚡ Fast cleaning performance
- 🤖 Efficient robot operation
- 🧹 Excellent pool cleaning
- 📱 Convenient app control
- 🕰️ Useful scheduling options

**What reviewers complain about**

- 🐛 Frequent connectivity issues
- 📵 Unreliable app functionality
- 🔁 Constant need to re-login/reconnect
- 🕰️ Slow app response times
- 🚫 Limited app features/customization

**Reported bugs**

- App freezes and crashes frequently
- Inability to connect to robot via app
- Inconsistent app performance after updates
- Scheduled cleaning cycles not working as expected
- Manual control features not functioning properly

**Requested features**

- Improved app stability and reliability
- More flexible scheduling options
- Ability to monitor cleaning history remotely
- Enhanced manual control/navigation in app
- Automatic notifications for completed cycles


## Frequently asked questions

### Is PoolCalc free?

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

### Is MyDolphin Plus free?

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

### Which has better reviews, PoolCalc or MyDolphin Plus?

MyDolphin Plus is rated higher. PoolCalc averages 1.0 out of 5 from 1 ratings, while MyDolphin Plus averages 4.7 from 8.9K ratings.

### Do PoolCalc or MyDolphin Plus have ads?

Neither PoolCalc nor MyDolphin Plus shows ads.

### Which is updated more often, PoolCalc or MyDolphin Plus?

PoolCalc ships an update every 2 months, and MyDolphin Plus every 2 months. Most recently, PoolCalc was updated on October 24, 2026 and MyDolphin Plus on October 25, 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.*