WatchPower vs Fsolar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WatchPower
Monitor off-grid inverters remotely via Wi-Fi. View device status, configure settings, receive alerts for warnings or alarms, and record historical data.
- Monitor inverter status
- Configure device settings
- Receive warning/alarm notifications
- Record device data history
- Wi-Fi module integration
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WatchPower is an iOS monitoring application which can monitor off-grid inverters via Wi-Fi module. Here are the application uses: 1. Display device status during normal operation. 2. Configure device setting after installation. 3. Notify user when a warning or alarm happened. 4. Allow user record device data history.
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.
Screenshots
Verdict
The clearest difference is rating: Fsolar at 3.5 against WatchPower's 2.5. Fsolar also leads on review sentiment (47% vs 17%) and update cadence (every 4 weeks vs every 3 months). WatchPower's advantage is iOS requirement (11.0 vs 15.0). On price, ratings volume, 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.
Fsolar holds the better App Store score, 3.5 against 2.5. Both are backed by a comparable volume of ratings — 73 and 37 respectively. Written reviews point the same way: 17% of WatchPower's written reviews are positive against 47% of Fsolar's.
WatchPower ships an update every 3 months, Fsolar every 4 weeks. The most recent releases landed on August 31, 2026 and September 14, 2026 respectively.
| Parameter | WatchPower | Fsolar |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (73 ratings) | 3.5 (37 ratings) — better |
| Positive reviews | 17.2% of reviews | 47.4% of reviews — better |
| Number of ratings | 73 — better | 37 |
| Update frequency | Every 3 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 22 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | 祥梯 孟 | Guangzhou Felicity Solar Technology Co., Ltd. |
Customer experience
WatchPower
Fsolar
Bugs and requests
WatchPower
Reported bugs
3 issues- Devices disappearing from the app
- Incorrect battery capacity and power readings
- Crashes and freezes when trying to access data
Requested features
5 requests- Add real-time monitoring and updates
- Improve user interface and add more visualizations
- Implement push notifications for important events
- Allow password recovery and account management
- Add support for Bluetooth connectivity
Fsolar
Not enough reviews yet to summarise bugs or requests.
In-app purchases
WatchPower
No in-app purchases
Fsolar
No in-app purchases
