# Z Control vs Watts® Home

The clearest difference is rating: Watts® Home at 4.6 against Z Control's 2.4. Watts® Home also leads on ratings volume (4.1K vs 74). Z Control's advantage is update cadence (every 6 weeks vs every 3 months). On price, review sentiment, 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.

Watts® Home holds the better App Store score, 4.6 against 2.4. That said, the two scores are not equally well evidenced: Watts® Home has 4.1K ratings behind it against 74, so its average is the more settled of the two. Written reviews point the same way: 23% of Z Control's written reviews are positive against 28% of Watts® Home's.

Z Control ships an update every 6 weeks, Watts® Home every 3 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Z Control | Watts® Home |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (74 ratings)](https://appshunter.io/ios/app/z-control/id1005899415/reviews) | **[4.6 (4.1K ratings)](https://appshunter.io/ios/app/watts-home/id1500497974/reviews)** |
| Number of ratings | 74 | **4.1K** |
| Positive reviews | 23.3% of reviews | **28.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 49 MB | 187 MB |
| Requires iOS | 12.2 | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zoeller Company](https://appshunter.io/developer/957114302) | [Watts Water Technologies](https://appshunter.io/developer/844447908) |

## What reviewers say

### Z Control

[App page](https://appshunter.io/ios/app/z-control/id1005899415)

Monitor and manage your property's flood protection systems remotely. Receive real-time alerts, test equipment, silence alarms, and customize settings for peace of mind.

**Highlights:** Real-time flood alerts, Remote equipment testing, Silence alarms, Manage preferences, Adjust settings, Monitor sump pump systems

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✅ Provides peace of mind
- ✅ Automatic weekly testing
- ✅ Notifies of power outages
- ✅ Alerts for high water
- ✅ Reliable monitoring tool

**What reviewers complain about**

- ❌ Extremely basic functionality
- ❌ Zero run history
- ❌ Lazy app support link
- ❌ No in-app support/feedback
- ❌ Cannot log in

**Reported bugs**

- App crashes on launch
- App crashes during registration/login
- Login loop errors
- Password reset emails not received
- Wi-Fi connection issues

**Requested features**

- Add run history
- Add in-app support/feedback mechanisms
- Improve Wi-Fi connectivity
- Fix login issues
- Fix password reset email delivery


### Watts® Home

[App page](https://appshunter.io/ios/app/watts-home/id1500497974)

Control and monitor your Watts connected home devices remotely. Manage thermostats, snow melting systems, and floor heating with programmable schedules and energy-saving modes. Receive alerts for any issues and access support easily.

**Highlights:** Remote monitoring and control, Programmable schedules, Energy-saving modes (Away mode), Thermostat and floor heating setpoint adjustments, Snow melting system control, Energy usage monitoring and reporting, Device access sharing

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Reliable connectivity
- 👍 Easy to use
- 🔥 Awesome app updates
- 🌡️ Helpful temperature monitoring

**What reviewers complain about**

- 🐛 Connectivity issues
- 🤯 Frequent sign-outs
- 🤔 Limited functionality
- 🤖 Unstable app performance

**Reported bugs**

- App crashes after updates
- Devices not detected or offline
- Login issues and account problems

**Requested features**

- Improved scheduling options
- Integration with smart home platforms
- More detailed sensor data and reporting
- Customizable user interface


## Frequently asked questions

### Is Z Control free?

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

### Is Watts® Home free?

Watts® Home is free to download, with no in-app purchases.

### Which has better reviews, Z Control or Watts® Home?

Watts® Home is rated higher. Z Control averages 2.4 out of 5 from 74 ratings, while Watts® Home averages 4.6 from 4.1K ratings.

### Do Z Control or Watts® Home have ads?

Neither Z Control nor Watts® Home shows ads.

### Which is updated more often, Z Control or Watts® Home?

Z Control ships an update every 6 weeks, and Watts® Home every 3 months. Most recently, Z Control was updated on October 24, 2026 and Watts® Home on October 29, 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.*