Span Installer vs Sunnova Catalyst
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Span Installer
This app streamlines the installation and servicing of new and existing SPAN panels. It offers enhanced navigation, an improved breaker labeling process, and integrated troubleshooting support. Users can also confirm communications with battery systems and program setpoints for energy management.
- Faster new SPAN Panel commissioning
- Simplified user navigation
- Improved breaker labeling
- Integrated troubleshooting and support
- Confirm hardware communications
- Program setpoints with SPAN PowerUp
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The new and improved SPAN Installer App supports the seamless installation of new SPAN panels. The SPAN Installer App also allows for seamless service calls of existing SPAN Panel installations. - Set up and commission a new SPAN Panel faster than ever before - Enhanced and simplified user navigation and design - New and Improved breaker labelling process making it even easier to install SPAN - Seamless troubleshooting and support integrated into the app - Confirm communications with battery systems and other hardware like SPAN Drive - Program setpoints to help customers avoid service upgrades with SPAN PowerUpTM Shift to smarter, cleaner energy with SPAN and ensure quality installations for your customers. **You must be a SPAN Authorized Installer to login to the SPAN Installer App.**
Sunnova Catalyst
This app simplifies the solar installation review process by allowing users to capture and track commissioning photos. It streamlines the workflow for solar professionals.
- Streamlines commissioning process
- Capture commissioning photos
- Track solar installation review
- Solar professional workflow optimization
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The Sunnova Catalyst mobile app streamlines the Sunnova commissioning process to help users capture their commissioning photos and track their solar installation review.
Screenshots
Verdict
The clearest difference is rating: Sunnova Catalyst at 4.6 against Span Installer's 3.7. Sunnova Catalyst also leads on device support (3 vs 1) and ratings volume (43 vs 13). On price, update cadence, ads and in-app purchases 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.
Sunnova Catalyst holds the better App Store score, 4.6 against 3.7. Both are backed by a comparable volume of ratings — 13 and 43 respectively.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 11, 2026 and June 2, 2026 respectively.
| Parameter | Span Installer | Sunnova Catalyst |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (13 ratings) | 4.6 (43 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 13 | 43 — better |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 13.4 — better |
| Further details — not scored | ||
| Size | 104 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Span.io, Inc | Sunnova Energy Corp |
Customer experience
Span Installer
Sunnova Catalyst
In-app purchases
Span Installer
No in-app purchases
Sunnova Catalyst
No in-app purchases
Questions
Is Span Installer free?
Is Sunnova Catalyst free?
Which has better reviews, Span Installer or Sunnova Catalyst?
Do Span Installer or Sunnova Catalyst have ads?
Which is updated more often, Span Installer or Sunnova Catalyst?
Other comparisons
