Blue Sky Energy vs Solar Controller
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blue Sky Energy
Monitor your energy system in real-time with detailed measurements and historical data. Customize system parameters and controller settings for optimal performance. View battery voltage, charging power, and more on an intuitive dashboard.
- Real-time system monitoring
- Historical data logging
- Customizable system setpoints
- Detailed controller performance
- Bluetooth connectivity
- Data saving for offline access
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Real-time Data The BT Connect app displays over twenty different measurements so you can monitor your system in real-time. Check out the Dashboard for a quick look at values like battery voltage and charging power. Head over to the Data page for a more in-depth look at your system and see how each controller is performing. Historical Trends Away from your system for a few days and want to see how it performed? The BT connect takes a snapshot of your system every five minutes and displays your battery voltage, charging current, input voltage, and charging state in a table. Click on the graph to see how the charging current and battery voltage changed over the day, week, or month. This data can be saved locally to your phone, so you can take a look at your history without a Bluetooth connection. System Setpoints See all of your system parameters at once and change them instantly with one touch. Every system is different, so the BT Connect allows you to customize your controllers to work best with your panels and battery.
Solar Controller
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Dedicated designed for SC series solar chargers, this APP aims to: 1) Help users understand the working status of the battery and solar energy data in real time 2) Provide on-line update with latest firmware version 3) Allow the user to better understand the status of solar chargers with detailed log information and system setting All in all, this APP will be a useful tool in using Projecta&TBB's solar charger. Always enjoy Projecta&TBB product time.
Screenshots
Verdict
The clearest difference is update cadence: Blue Sky Energy at every 3 weeks against Solar Controller's every 9 months. 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.
Blue Sky Energy ships an update every 3 weeks, Solar Controller every 9 months. The most recent releases landed on June 24, 2026 and April 26, 2026 respectively.
| Parameter | Blue Sky Energy | Solar Controller |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Sunforge LLC | TBB Power Co., Ltd |
In-app purchases
Blue Sky Energy
No in-app purchases
Solar Controller
No in-app purchases
Questions
Is Blue Sky Energy free?
Is Solar Controller free?
Do Blue Sky Energy or Solar Controller have ads?
Which is updated more often, Blue Sky Energy or Solar Controller?
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