Comparison

Blue Sky Energy vs Solar Controller

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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.

About

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

Blue Sky Energy4 screens
Solar Controller4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 8 level
Blue Sky Energy versus Solar Controller: the parameters behind the verdict, then further details
ParameterBlue Sky EnergySolar Controller
PriceFreeFree
Rating5.0 (3 ratings) — better
Number of ratings3 — better
Update frequencyEvery 3 weeks — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size38 MB23 MB
Age rating4+4+
DeveloperSunforge LLCTBB Power Co., Ltd

In-app purchases

None

Blue Sky Energy

No in-app purchases

None

Solar Controller

No in-app purchases

Questions

Is Blue Sky Energy free?
Blue Sky Energy is free to download, with no in-app purchases.
Is Solar Controller free?
Solar Controller is free to download, with no in-app purchases.
Do Blue Sky Energy or Solar Controller have ads?
Neither Blue Sky Energy nor Solar Controller shows ads.
Which is updated more often, Blue Sky Energy or Solar Controller?
Blue Sky Energy ships an update every 3 weeks, and Solar Controller every 9 months. Most recently, Blue Sky Energy was updated on June 24, 2026 and Solar Controller on April 26, 2026.

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