# Moen Flo vs CalaWater

The clearest difference is review sentiment: CalaWater at 100% against Moen Flo's 16%. CalaWater also leads on rating (4.8 vs 4.4). Moen Flo's advantage is ratings volume (26K vs 6) and chart position (#36 vs unranked). 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.

CalaWater holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Moen Flo has 26K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 16% of Moen Flo's written reviews are positive against 100% of CalaWater's.

Moen Flo ships an update fortnightly, CalaWater every 2 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Moen Flo | CalaWater |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (26K ratings)](https://appshunter.io/ios/app/moen-flo/id1495094343/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/calawater/id6670616817/reviews)** |
| Number of ratings | **26K** | 6 |
| Positive reviews | 16.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free | Free |
| Best chart rank | **#36** | — |
| Size | 138 MB | 59 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Moen Incorporated](https://appshunter.io/developer/689014452) | [Cala Systems, Inc.](https://appshunter.io/developer/1736816264) |

## What reviewers say

### Moen Flo

[App page](https://appshunter.io/ios/app/moen-flo/id1495094343)

**Currently charting:** #36 Top Free · Utilities (US App Store)

Manage your home's water system remotely. This app connects to smart devices to monitor leaks, control faucets, manage sprinklers, and track water usage for peace of mind and conservation.

**Highlights:** Remote water control, Whole-home leak protection, Smart faucet operation, Automated sprinkler management, Water usage tracking, Customizable alerts

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent water monitoring and leak detection
- 👍 Easy to use app and setup
- 🔒 Helpful alerts and notifications
- ⚙️ Useful smart features like scheduling and remote control

**What reviewers complain about**

- 🐛 Buggy app with frequent crashes and connectivity issues
- 🤖 Poor AI/ML performance in learning water usage patterns
- 🤔 Confusing and unintuitive app interface
- 🔇 Lack of integration with popular smart home platforms like HomeKit

**Reported bugs**

- App frequently loses connection to devices
- Water usage data not updating or displaying correctly
- Scheduled water shutoffs not working as expected
- Sensor calibration and setup process unreliable

**Requested features**

- Add customizable water usage alerts and thresholds
- Implement time zone settings and data synchronization
- Improve app stability and responsiveness
- Integrate with popular smart home platforms


### CalaWater

[App page](https://appshunter.io/ios/app/calawater/id6670616817)

Monitor and control your intelligent heat pump water heater remotely. Track usage, optimize heating schedules for solar production or vacation, and ensure hot water availability. Receive ongoing system updates for improved performance.

**Highlights:** Track hot water usage patterns, Sync heating with solar production, View energy usage, Boost production on demand, Schedule vacation energy savings, Monitor real-time availability and performance, Configure system run times

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

**In-app purchases:** none


## Frequently asked questions

### Is Moen Flo free?

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

### Is CalaWater free?

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

### Which has better reviews, Moen Flo or CalaWater?

CalaWater is rated higher. Moen Flo averages 4.4 out of 5 from 26K ratings, while CalaWater averages 4.8 from 6 ratings.

### Do Moen Flo or CalaWater have ads?

Neither Moen Flo nor CalaWater shows ads.

### Which is updated more often, Moen Flo or CalaWater?

Moen Flo ships an update fortnightly, and CalaWater every 2 weeks. Most recently, Moen Flo was updated on October 31, 2026 and CalaWater on October 24, 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.*