WatchPower vs SGP Battery
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.
SGP Battery
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"SGP Battery" is a product that provides monitoring for the battery, provides protection for the battery, monitors and protects the operating status of the battery, and users can view the content of the battery operating data
Screenshots
Verdict
The clearest difference is update cadence: SGP Battery at every 5 weeks against WatchPower's every 3 months. WatchPower's advantage is iOS requirement (11.0 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.
WatchPower ships an update every 3 months, SGP Battery every 5 weeks. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.
| Parameter | WatchPower | SGP Battery |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (75 ratings) — better | — |
| Positive reviews | 17.2% of reviews | — |
| Number of ratings | 75 — better | — |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 22 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | 祥梯 孟 | Sun Gold Power Inc |
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
SGP Battery
Not enough reviews yet to summarise bugs or requests.
In-app purchases
WatchPower
No in-app purchases
SGP Battery
No in-app purchases
