Soluna eCloud vs SolarMax Onyx
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Soluna eCloud
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The application includes functions such as user login and registration, quick creation of power stations, quick creation of collectors and distribution networks, viewing of power station summary and details, equipment list and details, work order list and details, alarm list and details, etc. It supports two modes of Light & Dark. The interface is simple and clear, providing 7x24 hours of data monitoring services.
SolarMax Onyx
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SolarMax Onyx APP to monitor inverter data/log and provide inverter configuration.
Screenshots
Verdict
The clearest difference is update cadence: Soluna eCloud at every 2 months against SolarMax Onyx's every 5 months. SolarMax Onyx's advantage is iOS requirement (13.4 vs 15.6). 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.
Soluna eCloud ships an update every 2 months, SolarMax Onyx every 5 months. The most recent releases landed on September 24, 2026 and October 7, 2026 respectively.
| Parameter | Soluna eCloud | SolarMax Onyx |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 13.4 — better |
| Further details — not scored | ||
| Size | 33 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | Shanghai Raymon IoT Technology Co., Ltd. | Power Highway |
In-app purchases
Soluna eCloud
No in-app purchases
SolarMax Onyx
No in-app purchases
