GECP vs sonnen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GECP
Request service for your LGES Home battery conveniently from your mobile device. Track the status of your service requests and manage installation schedules. Avoid the need to contact a call center directly for support.
- Request battery service
- Track service request status
- Manage installer schedules
- Direct customer support access
- Anytime, anywhere service requests
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By using this App, you can request the service for your LGES Home battery at anywhere, anytime. 1. You don't need to contact our callcenter directly if you want to request. 2. You can check what the status of your request on this App. 3. You can manage the schedule to visit customers. (for installer)
sonnen
Manage your clean energy supply from anywhere. Monitor your solar PV system, battery, and EV charger in real-time. Gain insights into energy consumption and generation to optimize your usage and prepare for outages.
- Real-time energy data and insights
- Monitor solar PV system performance
- Track battery and EV charger status
- View live energy flow and consumption
- Access energy contract details
- Set battery backup buffer
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With the sonnen App, you are empowered to manage your own clean energy anytime from anywhere. Use real-time energy data and insights to guide you on how to stay powered and protected with your solar photovoltaic (PV) system, your sonnenHome battery and energy products. Be part of the sonnenCommunity with the sonnen App and build a clean energy future. The sonnen App allows you to: - Get an overview of the performance of your sonnenHome energy system including your battery, PV system and EV charger (where applicable) - Access details on your sonnen energy contracts - See detailed insights on your household’s live energy flow - Get real-time and historical system data on your household’s energy consumption and generation - Choose a basic or professional mode on how you would like your energy data to be displayed - Set your battery backup buffer so your household is prepared for an energy outage
Screenshots
Verdict
GECP and sonnen both sit at 3.5 stars, but that hides the real split: 38% of sonnen's written reviews are positive against 0% of GECP's. sonnen also leads on ratings volume (20 vs 4). On price, rating, update cadence and ads 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.
On the App Store both sit at effectively the same score — 3.5 for GECP against 3.5 for sonnen. That said, the two scores are not equally well evidenced: sonnen has 20 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 0% of GECP's written reviews are positive against 38% of sonnen's.
GECP ships an update every 3 weeks, sonnen fortnightly. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.
| Parameter | GECP | sonnen |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (4 ratings) | 3.5 (20 ratings) |
| Positive reviews | 0.0% of reviews | 37.5% of reviews — better |
| Number of ratings | 4 | 20 — better |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 14 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | LG ENERGY SOLUTION, LTD. | sonnen GmbH |
Customer experience
GECP
sonnen
In-app purchases
GECP
No in-app purchases
sonnen
No in-app purchases
