LOSUN vs Sumray
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LOSUN
Monitor and manage your solar power plant with real-time data on generation, storage, and grid consumption. Receive intelligent alerts for system abnormalities to ensure optimal performance and longevity.
- Solar power generation status monitoring
- Photovoltaic power generation storage capacity monitoring
- Grid electricity consumption record
- System operation abnormality alarm
- 24-hour real-time monitoring
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LOSUN's solar system intelligent management APP offers various features that provide convenient PV power plant monitoring and management. Some of the key features include: • Solar power generation status monitoring: The app allows users to monitor the real-time power generation of their solar system. This helps them stay updated on the energy production and performance of their PV power plant. • Photovoltaic power generation storage capacity monitoring: Users can track the storage capacity of their PV power plant, which is especially useful for systems with battery storage. This helps users ensure they have enough power available for their needs. • Solar system grid electricity consumption record: The app can record and track the electricity consumption from the grid for systems that are connected to the utility grid. This feature helps users keep a record of their energy consumption and accurately assess their solar system's contribution to their overall energy usage. • System operation abnormality alarm function: The intelligent monitoring system in the app can detect any abnormal operation or potential issues with the solar system. Users will receive alerts and notifications in such cases, allowing for timely action to address the problem and prevent any further damage or decrease in performance. • 24-hour real-time monitoring: The app offers continuous real-time monitoring of the solar system's performance. Users can access the data and reports at any time, enabling them to make timely decisions based on the current status of their PV power plant. Overall, accurate data feedback and intelligent monitoring functions provided by the app offer convenience, peace of mind, and help optimize the performance and lifespan of the entire photovoltaic power generation system.
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 device support: Sumray at 2 against LOSUN's —. LOSUN's advantage is iOS requirement (13.0 vs 15.6). On price 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.
| Parameter | LOSUN | Sumray |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | — | Every 3 months |
| Ads | — | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | — | iPhone, iPod — better |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 45 MB | 39 MB |
| Age rating | 17+ | 4+ |
| Developer | Shenzhen Losun Smart Technology Co., LTD | Sumray Digital Energy Technology Company |
In-app purchases
LOSUN
No in-app purchases
Sumray
No in-app purchases









