# Hayward PoolComm® vs Pool Shark H2O Pro

The clearest difference is review sentiment: Pool Shark H2O Pro at 100% against Hayward PoolComm®'s 33%. Pool Shark H2O Pro also leads on rating (4.7 vs 3.2) and ratings volume (219 vs 6). Hayward PoolComm®'s advantage is monetization model (free vs free with in-app purchases) and iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pool Shark H2O Pro holds the better App Store score, 4.7 against 3.2. That said, the two scores are not equally well evidenced: Pool Shark H2O Pro has 219 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 33% of Hayward PoolComm®'s written reviews are positive against 100% of Pool Shark H2O Pro's.

Hayward PoolComm® ships an update every 17 months, Pool Shark H2O Pro every 5 months. The most recent releases landed on June 6, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Hayward PoolComm® | Pool Shark H2O Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/hayward-poolcomm/id600090247/reviews) | **[4.7 (219 ratings)](https://appshunter.io/ios/app/pool-shark-h2o-pro/id1467944894/reviews)** |
| Number of ratings | 6 | **219** |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 5 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 4 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hayward Industries Inc.](https://appshunter.io/developer/712555313) | [Pool Shark H2O, Inc.](https://appshunter.io/developer/1143122519) |

## What reviewers say

### Hayward PoolComm®

[App page](https://appshunter.io/ios/app/hayward-poolcomm/id600090247)

Manage multiple commercial pools and spas remotely from your iPhone. Monitor water quality, adjust pH and ORP, and generate compliance documentation. Receive real-time alerts for issues and identify patterns to optimize maintenance.

**Highlights:** Remote system control, Monitor multiple facilities, Real-time pH/ORP detection, Color-coded alarm display, Email/text notifications, Labor cost savings, Pattern identification

**In-app purchases:** none


### Pool Shark H2O Pro

[App page](https://appshunter.io/ios/app/pool-shark-h2o-pro/id1467944894)

This app simplifies pool and spa record-keeping and maintenance with compliant logs. It offers instant water analysis and chemical dosage instructions to reduce liability and maintain clean water.

**Highlights:** Health Department Compliant Logs, Instant Water Analysis, Chemical Dosage Instructions, Bluetooth Integration with LaMotte WaterLink Spin Touch, Automated Testing Reminders, Location-Based Pool Search, Tamper-Proof Electronic Logs

**In-app purchases:** none


## Frequently asked questions

### Is Hayward PoolComm® free?

Hayward PoolComm® is free to download, with no in-app purchases.

### Is Pool Shark H2O Pro free?

Pool Shark H2O Pro is free to download, with no in-app purchases.

### Which has better reviews, Hayward PoolComm® or Pool Shark H2O Pro?

Pool Shark H2O Pro is rated higher. Hayward PoolComm® averages 3.2 out of 5 from 6 ratings, while Pool Shark H2O Pro averages 4.7 from 219 ratings.

### Do Hayward PoolComm® or Pool Shark H2O Pro have ads?

Neither Hayward PoolComm® nor Pool Shark H2O Pro shows ads.

### Which is updated more often, Hayward PoolComm® or Pool Shark H2O Pro?

Hayward PoolComm® ships an update every 17 months, and Pool Shark H2O Pro every 5 months. Most recently, Hayward PoolComm® was updated on June 6, 2026 and Pool Shark H2O Pro on September 20, 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.*