CB energy vs sonnenPro
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
CB energy
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The CB Energy App is the User Interface for the embedded energy management software in your Charge Controller. It allows the smart EV charger to be accessible from anywhere through the internet,ย but also it connects to local PV systems, metering equipment and dynamic energy tariffs to optimise energy flow for cheaper and greener EV charging.
sonnenPro
This app intelligently manages your home's energy devices, including solar power, storage, heat pumps, and EV chargers. It optimizes electricity usage, production, and storage based on AI strategies for cost-effectiveness and self-sufficiency.
- Connects electricity devices
- AI-driven energy optimization
- Manages solar power plants
- Integrates energy storage
- Controls heat pumps
- Links electric chargers
- Maximizes self-sufficiency
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sonnenPro connects devices that use, produce or store larger amounts of electricity. It determines when it makes sense to use, produce or store just the right amount of electricity via utilising our AI Strategies. sonnenPro Controller links solar power plants, energy storage systems, heat pumps, and electric chargers to the sonnen system. It manages electricity production and consumption, adjusts power draw from the grid, and uses advanced algorithms to ensure cost-effective energy use and maximum self-sufficiency.
Screenshots
Verdict
The clearest difference is iOS requirement: sonnenPro at 15.0 against CB energy's 17. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CB energy ships an update every 5 weeks, sonnenPro every 3 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.
| Parameter | CB energy | sonnenPro |
|---|---|---|
| Price | Free | Free |
| Positive reviews | โ | 0.0% of reviews |
| Update frequency | Every 5 weeks | Every 3 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 17 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 61 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | chargebyte austria GmbH | sonnen GmbH |
In-app purchases
CB energy
No in-app purchases
sonnenPro
No in-app purchases









