Comparison

SolarEast PowerCool vs YellowGrid

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

Head to head
About

SolarEast PowerCool

Features
Read full description

SolarEast ESS APP is a smart tool designed specifically for distributors and users, aiming to simplify the management and monitoring of energy storage devices. With this APP, distributors can easily bind the devices to the cloud server, establishing a seamless connection between the devices and their smartphones. Once the binding is successful, users can monitor the status and operating information of the devices in real-time through the APP, allowing them to promptly identify any fault. The main features of this application include device provisioning, enabling rapid connectivity between the devices and the cloud server, facilitating remote device management. Furthermore, users can access the information reported by the devices, such as battery status and energy utilization, among others. The APP also supports local LAN-based device upgrades, ensuring that the devices always have the latest features and performance. Additionally, the APP provides a user feedback function, enabling users to submit questions and suggestions through the APP. We actively respond to feedback and continuously improve the user experience of the APP. Moreover, users can refer to the operating manual available on the APP to learn how to make the best use of the devices and resolve common issues.

About

YellowGrid

Monitor your solar energy production and consumption in real time. Track your earnings from selling surplus energy to the grid and manage your battery reserves. Connect your solar system to a network for trading and receive monthly proceeds.

Highlights
  • Real-time energy production and consumption monitoring
  • Surplus energy tracking to the grid
  • Earnings and monthly payment tracking
  • Battery capacity reservation
  • Connect solar systems for energy trading
  • Assistance with solar installation
Features
Read full description

Your solar energy. Your earnings. In one app. YellowGrid helps you see what your solar system produces, understand how you use energy and track what you earn from selling your surplus. With the YellowGrid app, you can: - Monitor your energy production and consumption in real time. - See how much surplus energy you send to the grid. - Track your earnings and monthly payments. - Choose how much battery capacity to reserve for your own use. We put your surplus energy to work. YellowGrid connects solar systems across Romania and trades their combined surplus on the energy market. We handle the trading, and you receive your share of the proceeds each month. Already have solar panels? Connect your compatible system to our network with YellowBox. Planning your first installation? We help with the equipment, installation and connection. Get more from your solar energy with YellowGrid.

Screenshots

SolarEast PowerCool4 screens
YellowGrid4 screens

Verdict

The call

SolarEast PowerCool and YellowGrid are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

SolarEast PowerCool ships an update every 3 weeks, YellowGrid fortnightly. The most recent releases landed on October 2, 2026 and September 26, 2026 respectively.

ScorecardNo meaningful differences
SolarEast PowerCool versus YellowGrid: the parameters behind the verdict, then further details
ParameterSolarEast PowerCoolYellowGrid
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better16.4
Further details — not scored
Size74 MB94 MB
Age rating4+4+
DeveloperSolareast Energy Storage Technology Co., Ltd.YellowGrid

In-app purchases

None

SolarEast PowerCool

No in-app purchases

None

YellowGrid

No in-app purchases

Questions

Is SolarEast PowerCool free?
SolarEast PowerCool is free to download, with no in-app purchases.
Is YellowGrid free?
YellowGrid is free to download, with no in-app purchases.
Do SolarEast PowerCool or YellowGrid have ads?
Neither SolarEast PowerCool nor YellowGrid shows ads.
Which is updated more often, SolarEast PowerCool or YellowGrid?
SolarEast PowerCool ships an update every 3 weeks, and YellowGrid fortnightly. Most recently, SolarEast PowerCool was updated on October 2, 2026 and YellowGrid on September 26, 2026.

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