iSungo vs Sumray
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iSungo
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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.
Sumray
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The application includes functions such as user login and registration, quick creation of plant, 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. The interface is simple and clear, providing 7x24 hours of data monitoring services.
Screenshots
Verdict
The clearest difference is iOS requirement: iSungo at 12.0 against Sumray's 15.6. 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.
iSungo ships an update every 5 months, Sumray every 3 months. The most recent releases landed on September 8, 2026 and June 1, 2026 respectively.
| Parameter | iSungo | Sumray |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 54 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Shanghai Raymon IoT Technology Co., Ltd. | Sumray Digital Energy Technology Company |
In-app purchases
iSungo
No in-app purchases
Sumray
No in-app purchases
