Comparison

GSL Smart ESS vs MaxPower Energy

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

Head to head

MaxPower For Energy Management

Free

🔧 Utilities

No ratingsView app →

About

GSL Smart ESS

Features

Read full description

GSL Energy provides monitoring solutions for various high and low voltage battery system devices, supporting battery systems, residential energy storage, and commercial and industrial energy storage systems.

About

MaxPower Energy

Features

Read full description

MaxPower is a home battery system management mobile app that allows you to monitor battery charge, current, voltage, and more. Connect to your device locally via Bluetooth or enable remote access by connecting the device to Wi-Fi.

Screenshots

GSL Smart ESS4 screens

MaxPower Energy4 screens

Verdict

The call

GSL Smart ESS and MaxPower Energy 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

GSL Smart ESS ships an update every 9 months, MaxPower Energy every 13 months. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences

GSL Smart ESS versus MaxPower Energy: the parameters behind the verdict, then further details
Parameter	GSL Smart ESS	MaxPower Energy
Price	Free	Free
Update frequency	Every 9 months — better	Every 13 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	15.6	15.0 — better
Further details — not scored
Size	37 MB	59 MB
Age rating	4+	4+
Developer	SHENZHEN GSL ENERGY CO LTD	MaxPower

In-app purchases

None

GSL Smart ESS

No in-app purchases

None

MaxPower Energy

No in-app purchases

Questions

Is GSL Smart ESS free?

GSL Smart ESS is free to download, with no in-app purchases.

Is MaxPower Energy free?

MaxPower Energy is free to download, with no in-app purchases.

Do GSL Smart ESS or MaxPower Energy have ads?

Neither GSL Smart ESS nor MaxPower Energy shows ads.

Which is updated more often, GSL Smart ESS or MaxPower Energy?

GSL Smart ESS ships an update every 9 months, and MaxPower Energy every 13 months. Most recently, GSL Smart ESS was updated on November 4, 2026 and MaxPower Energy on October 31, 2026.