# Pentair Pool vs ATCD

The clearest difference is iOS requirement: ATCD at 12.0 against Pentair Pool's 15.1. 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 ships an update monthly, ATCD every 2 months. The most recent releases landed on September 29, 2026 and March 25, 2026 respectively.

## The numbers

| Metric | Pentair Pool | ATCD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (24K ratings)](https://appshunter.io/ios/app/pentair-pool/id1448665466/reviews)** | — |
| Number of ratings | **24K** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 149 MB | 35 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pentair, Inc.](https://appshunter.io/developer/528391851) | [ZHUHAI REDBAY CO., LTD](https://appshunter.io/developer/1725503748) |

## What reviewers say

### 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


### ATCD

[App page](https://appshunter.io/ios/app/atcd/id6476090339)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pentair Pool free?

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

### Is ATCD free?

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

### Do Pentair Pool or ATCD have ads?

Neither Pentair Pool nor ATCD shows ads.

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

Pentair Pool ships an update monthly, and ATCD every 2 months. Most recently, Pentair Pool was updated on September 29, 2026 and ATCD on March 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.*