# Quantum Plus vs WaterHandler

The clearest difference is ratings volume: Quantum Plus at 83 against WaterHandler's 2. Quantum Plus also leads on device support (4 vs 2). WaterHandler's advantage is iOS requirement (13.4 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

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

WaterHandler holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Quantum Plus has 83 ratings behind it against 2, so its average is the more settled of the two.

Quantum Plus ships an update every 4 weeks, WaterHandler monthly. The most recent releases landed on August 18, 2026 and July 28, 2026 respectively.

## The numbers

| Metric | Quantum Plus | WaterHandler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (83 ratings)](https://appshunter.io/ios/app/quantum-plus/id1591106415/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/waterhandler/id6443764424/reviews)** |
| Number of ratings | **83** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 376 MB | 27 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Safe Home Security Inc](https://appshunter.io/developer/1022677683) | [Hero Control System](https://appshunter.io/developer/6795223212) |

## What reviewers say

### Quantum Plus

[App page](https://appshunter.io/ios/app/quantum-plus/id1591106415)

Manage your security system, cameras, and connected devices remotely. Enjoy interactive security features and home control from any location worldwide.

**Highlights:** Interactive security management, Home device control, Video monitoring, Remote access, Connected device integration

**In-app purchases:** none


### WaterHandler

[App page](https://appshunter.io/ios/app/waterhandler/id6443764424)

Remotely monitor and control various smart home devices, including water valves, lights, and appliances. This system allows for faster and easier management of your connected devices from any location.

**Highlights:** Connect and control multiple devices, Faster and easier device management, Remote monitoring of smart devices, Control appliances like water valves and lights, Access from anywhere

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quantum Plus free?

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

### Is WaterHandler free?

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

### Which has better reviews, Quantum Plus or WaterHandler?

WaterHandler is rated higher. Quantum Plus averages 4.8 out of 5 from 83 ratings, while WaterHandler averages 5.0 from 2 ratings.

### Do Quantum Plus or WaterHandler have ads?

Neither Quantum Plus nor WaterHandler shows ads.

### Which is updated more often, Quantum Plus or WaterHandler?

Quantum Plus ships an update every 4 weeks, and WaterHandler monthly. Most recently, Quantum Plus was updated on August 18, 2026 and WaterHandler on July 28, 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.*