# Pool Math by TroubleFreePool vs EyesPool Connect

The clearest difference is review sentiment: Pool Math by TroubleFreePool at 63% against EyesPool Connect's 0%. Pool Math by TroubleFreePool also leads on update cadence (fortnightly vs every 3 months). EyesPool Connect's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement 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. EyesPool Connect asks for nothing beyond the download.

Pool Math by TroubleFreePool ships an update fortnightly, EyesPool Connect every 3 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pool Math by TroubleFreePool | EyesPool Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (287 ratings)](https://appshunter.io/ios/app/pool-math-by-troublefreepool/id1228819359/reviews)** | — |
| Number of ratings | **287** | — |
| Positive reviews | **63.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Freemium | **Free** |
| Size | 314 MB | 27 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TroubleFreePool](https://appshunter.io/developer/1228819358) | [Hayward](https://appshunter.io/developer/827614021) |

## 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


### EyesPool Connect

[App page](https://appshunter.io/ios/app/eyespool-connect/id1563116787)

Remotely monitor and control your Hayward pool heat pump from your iOS device. Adjust temperature, select operating modes, check status, and set timers for your pool heater via WiFi, 4G, or Bluetooth.

**Highlights:** Remote pool heater control, Monitor pool temperature, Select operating modes, Check heater status, Set timing functions, WiFi, 4G, Bluetooth connectivity

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

**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 EyesPool Connect free?

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

### Do Pool Math by TroubleFreePool or EyesPool Connect have ads?

Neither Pool Math by TroubleFreePool nor EyesPool Connect shows ads.

### Which is updated more often, Pool Math by TroubleFreePool or EyesPool Connect?

Pool Math by TroubleFreePool ships an update fortnightly, and EyesPool Connect every 3 months. Most recently, Pool Math by TroubleFreePool was updated on October 29, 2026 and EyesPool Connect 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.*