Sunnova vs Zero Homes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sunnova
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.
- Manage solar, storage, and EV devices
- View energy performance (hourly, daily, monthly)
- Optimize home energy usage
- Centralized energy ecosystem management
- Control Sunnova Adaptive Home™
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The Sunnova App puts homeowners in control of their home energy by combining modern energy appliances, including solar, storage, and electric vehicles, in one, convenient app. Users can manage their devices; view hourly, daily, and monthly performance; and discover new ways to optimize their home. As the central place for managing a new kind of home energy ecosystem, the Sunnova app enables homeowners to manage and optimize their Sunnova Adaptive Home™.
Zero Homes
Digitally capture your home by scanning its exterior and interior to automatically create a floor plan. Connect utility data for accurate savings and prepare for a virtual assessment with an advisor. Receive a customized report via email after the process.
- Digital home capture
- Guided scanning tasks
- Virtual assessment scheduling
- Exterior and appliance scanning
- Automatic floor plan creation
- Utility data connection
- Customized report generation
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The Zero mobile app helps you digitally capture your home. After completing the guided tasks you'll schedule with an advisor to complete an assessment virtually. To get ready for this appointment you'll use the app to: * Scan pictures of the outside of your home, appliances, electric meter, and more. * Scan the interior of your home and automatically create a floor plan * Connect your utility data to ensure accurate savings Once you've scheduled assessment through the app, your assessor will join you on a video call to walk you through the rest of the process. After you're done, you'll get a fully customized report sent to your email.
Screenshots
Verdict
The clearest difference is review sentiment: Zero Homes at 91% against Sunnova's 6%. Zero Homes also leads on rating (4.8 vs 3.9) and update cadence (weekly vs every 3 weeks). Sunnova's advantage is ratings volume (844 vs 25) and iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Zero Homes holds the better App Store score, 4.8 against 3.9. That said, the two scores are not equally well evidenced: Sunnova has 844 ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 6% of Sunnova's written reviews are positive against 91% of Zero Homes's.
Sunnova ships an update every 3 weeks, Zero Homes weekly. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.
| Parameter | Sunnova | Zero Homes |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (844 ratings) | 4.8 (25 ratings) — better |
| Positive reviews | 6.3% of reviews | 90.9% of reviews — better |
| Number of ratings | 844 — better | 25 |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.6 |
| Further details — not scored | ||
| Size | 87 MB | 214 MB |
| Age rating | 17+ | 4+ |
| Developer | Sunnova Energy Corp | Zero Home Corporation |
Customer experience
Sunnova
Zero Homes
Bugs and requests
Sunnova
Reported bugs
3 issues- App freezes on startup
- Incorrect or missing production data
- Billing information not updating properly
Requested features
3 requests- Custom date range for production data
- Real-time energy usage and generation data
- Ability to view individual panel performance
Zero Homes
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Sunnova
No in-app purchases
Zero Homes
No in-app purchases
