Fsolar vs ESS Energy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fsolar
This intelligent cloud platform monitors photovoltaic data in real-time. It offers power station and equipment management, remote control, and intelligent alarms for efficient information management.
- Real-time monitoring
- Power station management
- Equipment management
- Remote control
- Intelligent alarms
- Information management
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Fsolar is an intelligent cloud platform with the main purpose of monitoring photovoltaic data . It provides users with real-time monitoring, power station management, equipment management, remote control, intelligent alarm and other functions, so that users can realize the information management of photovoltaic power stations.
ESS Energy
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1.Register the device and fill in the customer information by scanning the bar code; 2.Display the devices position information in the map; 3.Observe single device real time operation situation; 4.Upgrade Device Version Remotely：if a prompt to update device software version, it's not for your app, just the device; 5.Upgrade Device Version Locally: you can upgrade your device by our mobile app; 6.Configure Device Parameters Locally or Remotely: you can configure your device parameters by our mobile app; 7.View Real-time Device Information Locally or Remotely: you can monitor the real-time operation of your device by our mobile app; 8.Config Device Wifi: before config device wifi, please confirm your phone connect with a WLAN that generated by device like "USR-WIFI232****" ,then search which SSID you want the device to connect.
Screenshots
Verdict
Fsolar and ESS Energy are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Fsolar ships an update monthly, ESS Energy every 5 weeks. The most recent releases landed on October 30, 2026 and September 10, 2026 respectively.
| Parameter | Fsolar | ESS Energy |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (37 ratings) — better | — |
| Positive reviews | 47.4% of reviews | — |
| Number of ratings | 37 — better | — |
| Update frequency | Monthly — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.4 — better | 16.6 |
| Further details — not scored | ||
| Size | 82 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | Guangzhou Felicity Solar Technology Co., Ltd. | 仁义 樊 |
In-app purchases
Fsolar
No in-app purchases
ESS Energy
No in-app purchases
