SPAN Home vs Zero Homes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SPAN Home
This app provides smart control over your home's electrical panel, allowing you to monitor energy usage, manage individual rooms and appliances, and uncover cost-saving insights. It enhances home energy management and offers advanced features when paired with solar and battery systems, including EV charging.
- Real-time energy dashboard
- Room and appliance level control
- Cost saving insights
- Power outage protection
- EV charging integration
- Over-the-air updates
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For SPAN Panel MAIN 32 “This thing is a game changer. This is how you save money” - Jon Dawson, Next-gen builder “A long-overdue, borderline genius product that puts much-needed control back into the hands of homeowners.” - Wired Magazine “SPAN is now the center of my smart home. I’ve been waiting most of my life for this product” - A SPAN customer SPAN reinvented the 100-year-old electrical panel with smarter controls for smarter savings. It replaces your existing electrical panel and gives you complete control over every room and appliance in your home right from your phone. From anywhere in the world, the SPAN Home® App allows you to: Centralize your home’s energy data into one real-time dashboard, giving you a 360° view of your home’s energy performance Make real-time energy changes at the room and appliance level to suit your needs and lower your energy bill Uncover cost-saving insights designed to lower your energy bill and save you money When paired with solar panels and a home battery system, SPAN gives you the best protection against power outages by extending battery life by 40%, providing whole-home backup on a single battery system, and the unmatched flexibility to change what your battery system powers in an outage. Your SPAN Home can include SPAN Drive, a universal EV charger that delivers up to 41 miles of range per hour (48A, 11.52kW) of charging for the fastest charging speeds available - all without a service upgrade to install. The SPAN Home App is constantly improving with free, over-the-air updates designed to improve your experience and unlock greater savings.
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 92% against SPAN Home's 29%. Zero Homes also leads on rating (4.8 vs 3.6) and update cadence (weekly vs fortnightly). SPAN Home's advantage is ratings volume (103 vs 25). 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 3.6. Both are backed by a comparable volume of ratings — 103 and 25 respectively. Written reviews point the same way: 29% of SPAN Home's written reviews are positive against 92% of Zero Homes's.
SPAN Home ships an update fortnightly, Zero Homes weekly. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.
| Parameter | SPAN Home | Zero Homes |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (103 ratings) | 4.8 (25 ratings) — better |
| Positive reviews | 28.6% of reviews | 91.7% of reviews — better |
| Number of ratings | 103 — better | 25 |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 17.6 | 17.6 |
| Further details — not scored | ||
| Size | 119 MB | 205 MB |
| Age rating | 4+ | 4+ |
| Developer | Span.io, Inc | Zero Home Corporation |
Customer experience
SPAN Home
Zero Homes
In-app purchases
SPAN Home
No in-app purchases
Zero Homes
No in-app purchases









