# Flo by Moen™ vs Sunnova

Flo by Moen™ and Sunnova both sit at 4.0 stars, but that hides the real split: 35% of Flo by Moen™'s written reviews are positive against 6% of Sunnova's. Sunnova's advantage is update cadence (every 3 weeks vs every 2 months). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 4.0 for Flo by Moen™ against 3.9 for Sunnova. Both are backed by a comparable volume of ratings — 1.9K and 844 respectively. Written reviews are what separate them: 35% of Flo by Moen™'s written reviews are positive against 6% of Sunnova's.

Flo by Moen™ ships an update every 2 months, Sunnova every 3 weeks. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Flo by Moen™ | Sunnova |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1.9K ratings)](https://appshunter.io/ios/app/flo-by-moen/id1114650234/reviews)** | [3.9 (844 ratings)](https://appshunter.io/ios/app/sunnova/id1604631393/reviews) |
| Number of ratings | **1.9K** | 844 |
| Positive reviews | **35.5% of reviews** | 6.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 73 MB | 87 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Flo Technologies](https://appshunter.io/developer/1114650233) | [Sunnova Energy Corp](https://appshunter.io/developer/1435520898) |

## What reviewers say

### Flo by Moen™

[App page](https://appshunter.io/ios/app/flo-by-moen/id1114650234)

This app guides users through migrating their Flo by Moen devices to a new platform before the current app is deactivated. It provides a step-by-step process to ensure a smooth transition for water damage and leak protection devices.

**Highlights:** Guided device migration, Step-by-step instructions, Water damage protection device transfer, Leak detector device transfer, App deactivation guidance

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Piece of mind
- 🚀 Monitors water usage
- 🚀 Detects leaks
- 🚀 Ability to shut off water remotely
- 🚀 Provides detailed water usage data

**What reviewers complain about**

- 🐛 Inaccurate fixture detection
- 🐛 Frequent false alarms and water shutoffs
- 🐛 Buggy app with connectivity issues
- 🐛 Limited customization and control options
- 🐛 Inconsistent water usage tracking

**Reported bugs**

- App crashes and freezes
- Inability to connect devices to WiFi
- Incorrect water usage data and categorization
- Water shutoffs during normal usage
- Sensor connectivity issues and failures

**Requested features**

- Ability to customize fixture types
- More granular water usage reporting
- Automated home/away mode
- Integration with more smart home platforms
- Improved app responsiveness and stability


### Sunnova

[App page](https://appshunter.io/ios/app/sunnova/id1604631393)

Take charge of your home's energy consumption. This app integrates solar, storage, and electric vehicle management into a single platform. Monitor performance, optimize usage, and gain insights into your energy ecosystem.

**Highlights:** Manage solar, storage, and EV devices, View energy performance (hourly, daily, monthly), Optimize home energy usage, Centralized energy ecosystem management, Control Sunnova Adaptive Home™

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Intuitive interface

**What reviewers complain about**

- 🐛 App crashes frequently
- ⚠️ Unreliable data
- 🔒 Login issues
- 💸 Poor customer service
- 🔋 Drains battery quickly

**Reported bugs**

- App freezes on startup
- Incorrect or missing production data
- Billing information not updating properly

**Requested features**

- Custom date range for production data
- Real-time energy usage and generation data
- Ability to view individual panel performance


## Frequently asked questions

### Is Flo by Moen™ free?

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

### Is Sunnova free?

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

### Which has better reviews, Flo by Moen™ or Sunnova?

Flo by Moen™ is rated higher. Flo by Moen™ averages 4.0 out of 5 from 1.9K ratings, while Sunnova averages 3.9 from 844 ratings.

### Do Flo by Moen™ or Sunnova have ads?

Neither Flo by Moen™ nor Sunnova shows ads.

### Which is updated more often, Flo by Moen™ or Sunnova?

Flo by Moen™ ships an update every 2 months, and Sunnova every 3 weeks. Most recently, Flo by Moen™ was updated on October 15, 2026 and Sunnova on October 14, 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.*