# Sub vs Pentair Pool

The clearest difference is rating: Pentair Pool at 4.7 against Sub's 4.4. Pentair Pool also leads on ratings volume (24K vs 786) and review sentiment (30% vs 15%). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Pentair Pool holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Pentair Pool has 24K ratings behind it against 786, so its average is the more settled of the two. Written reviews point the same way: 15% of Sub's written reviews are positive against 30% of Pentair Pool's.

Sub ships an update every 5 weeks, Pentair Pool monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sub | Pentair Pool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (786 ratings)](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284/reviews) | **[4.7 (24K ratings)](https://appshunter.io/ios/app/pentair-pool/id1448665466/reviews)** |
| Number of ratings | 786 | **24K** |
| Positive reviews | 14.7% of reviews | **30.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 69 MB | 149 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Sub-Zero and Wolf](https://appshunter.io/developer/983988992) | [Pentair, Inc.](https://appshunter.io/developer/528391851) |

## What reviewers say

### Sub

[App page](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284)

This app enhances your kitchen experience by guiding you through recipes from websites and a curated collection. It allows remote control and monitoring of Sub-Zero refrigeration, Cove dishwashing, and Wolf appliances, ensuring optimal performance and convenience.

**Highlights:** Guided cooking from online recipes, Chef-tested recipes optimized for Wolf appliances, Remote dishwasher control and monitoring, Refrigerator settings and alerts, Filter recipes by cooking mode, Bookmark and share recipes

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Responsive and intuitive app
- 👍 Helpful notifications and alerts
- 🔒 Secure connection to appliances

**What reviewers complain about**

- 🐛 Frequent connection issues and disconnects
- 🔍 Lack of actual temperature monitoring
- 🤔 Confusing setup and pairing process
- 🔍 Missing key features like remote start

**Reported bugs**

- App crashes after recent updates
- Unable to log in or register account
- Appliances disappear from the app
- Firmware update failures brick appliances

**Requested features**

- Add support for Celsius temperature units
- Provide real-time temperature and energy consumption data
- Integrate with smart home platforms like Apple HomeKit


### Pentair Pool

[App page](https://appshunter.io/ios/app/pentair-pool/id1448665466)

Manage your swimming pool system, monitor water chemistry, and receive instant status updates from a single dashboard. Control connected Pentair pool devices remotely for energy efficiency and peace of mind. Receive alerts for equipment or pool conditions to avoid costly service calls.

**Highlights:** Remote pool system control, Water chemistry monitoring, Instant status updates, 24/7 device monitoring, Equipment alerts, Energy-efficient solutions

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Intuitive interface
- 📊 Good data and monitoring features
- 💡 Helpful customer support

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🔌 Connectivity issues
- 🔒 Limited user permissions and control
- 🤯 Frustrating setup and migration process

**Reported bugs**

- App crashes and freezes
- Inaccurate sensor readings
- Scheduling and automation issues
- Inability to delete or modify existing configurations

**Requested features**

- More scheduling and automation options
- Improved integration with other smart home devices
- Better data visualization and reporting
- Ability to create user profiles and access controls


## Frequently asked questions

### Is Sub free?

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

### Is Pentair Pool free?

Pentair Pool is free to download, with no in-app purchases.

### Which has better reviews, Sub or Pentair Pool?

Pentair Pool is rated higher. Sub averages 4.4 out of 5 from 786 ratings, while Pentair Pool averages 4.7 from 24K ratings.

### Do Sub or Pentair Pool have ads?

Neither Sub nor Pentair Pool shows ads.

### Which is updated more often, Sub or Pentair Pool?

Sub ships an update every 5 weeks, and Pentair Pool monthly. Most recently, Sub was updated on October 24, 2026 and Pentair Pool 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.*