Aptos Installer vs Sunnova Catalyst
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aptos Installer
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Aptos Installer is a mobile application developed by aptossolar especially for installers of distributed PV power stations. It provides an easy-to-use procedure for monitoring accounts and a visual physical layout guide for the installation of microinverters, which helps installers configure monitoring accounts rapidly, and provides installers power generation data on both station-level & module-level as well as detailed alarm information about the power plant for commissioning & diagnostics.
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 update cadence: Sunnova Catalyst at fortnightly against Aptos Installer's monthly. On price, ads, in-app purchases and device support 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.
Aptos Installer ships an update monthly, Sunnova Catalyst fortnightly. The most recent releases landed on May 15, 2026 and June 2, 2026 respectively.
| Parameter | Aptos Installer | Sunnova Catalyst |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (43 ratings) — better |
| Number of ratings | — | 43 — better |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 31 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Aptos Solar Technology LLC | Sunnova Energy Corp |
In-app purchases
Aptos Installer
No in-app purchases
Sunnova Catalyst
No in-app purchases
Questions
Is Aptos Installer free?
Is Sunnova Catalyst free?
Do Aptos Installer or Sunnova Catalyst have ads?
Which is updated more often, Aptos Installer or Sunnova Catalyst?
Other comparisons
