Comparison

汉德星BMS vs EJBMS PRO

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

Head to head

About

汉德星BMS

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BMS app using bluetooth to connect Handstar's battery, read battery's config and write config using App.

About

EJBMS PRO

Features

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The Apps main feature is to monitor the details of the E&J Lithium batteries. It can monitor multiple batteries at the same time, showing the main data details after series or parallel, showing details of each battery. Re-nameable each battery pack and auto-connect. The Phone via Bluetooth connectivity will monitor the following information from the battery. Battery Capacity Battery Voltage Battery Current (Amps) Battery State of Charge (SOC) Battery Status Individual Cell Voltage Battery Temperature Battery Cycles Please Note: Only one mobile device can connect to the battery at any one time. If you wish to connect a second device to the battery, you must close the program on the first device. This app is only applicable to the E&J Lithium batteries and will not work with any other brand/type of Bluetooth battery monitoring system, nor will any other branded app work with the E&J lithium battery.

Screenshots

汉德星BMS2 screens

EJBMS PRO4 screens

Verdict

The call

The clearest difference is update cadence: 汉德星BMS at every 3 weeks against EJBMS PRO's every 11 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

汉德星BMS ships an update every 3 weeks, EJBMS PRO every 11 months. The most recent releases landed on September 14, 2026 and September 20, 2026 respectively.

Scorecard1 real difference · 5 level

汉德星BMS versus EJBMS PRO: the parameters behind the verdict, then further details
Parameter	汉德星BMS	EJBMS PRO
Price	Free	Free
Update frequency	Every 3 weeks — better	Every 11 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	11.0 — better	12.0
Further details — not scored
Size	45 MB	43 MB
Age rating	4+	4+
Developer	Shenzhenshi Handexing Technology Co. , Ltd.	E&Jtechnology

In-app purchases

None

汉德星BMS

No in-app purchases

None

EJBMS PRO

No in-app purchases

Questions

Is 汉德星BMS free?

汉德星BMS is free to download, with no in-app purchases.

Is EJBMS PRO free?

EJBMS PRO is free to download, with no in-app purchases.

Do 汉德星BMS or EJBMS PRO have ads?

Neither 汉德星BMS nor EJBMS PRO shows ads.

Which is updated more often, 汉德星BMS or EJBMS PRO?

汉德星BMS ships an update every 3 weeks, and EJBMS PRO every 11 months. Most recently, 汉德星BMS was updated on September 14, 2026 and EJBMS PRO on September 20, 2026.