Comparison

EJBMS PRO vs DS One App

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

Head to head

Live DS One Battery insights

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🔧 Utilities

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About

EJBMS PRO

Features

Read full description

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.

About

DS One App

Features

Read full description

With this app you will have real-time insights in your DS One’s battery status. The application runs on devices supporting BLE (Bluetooth 4.2) and shows you the live status of your DS One batteries.

Screenshots

EJBMS PRO4 screens

DS One App4 screens

Verdict

The call

The clearest difference is update cadence: DS One App at every 2 months 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

EJBMS PRO ships an update every 11 months, DS One App every 2 months. The most recent releases landed on September 20, 2026 and June 2, 2026 respectively.

Scorecard1 real difference · 5 level

EJBMS PRO versus DS One App: the parameters behind the verdict, then further details
Parameter	EJBMS PRO	DS One App
Price	Free	Free
Update frequency	Every 11 months	Every 2 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	12.0 — better	13.0
Further details — not scored
Size	43 MB	15 MB
Age rating	4+	4+
Developer	E&Jtechnology	The DS Company ApS

In-app purchases

None

EJBMS PRO

No in-app purchases

None

DS One App

No in-app purchases

Questions

Is EJBMS PRO free?

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

Is DS One App free?

DS One App is free to download, with no in-app purchases.

Do EJBMS PRO or DS One App have ads?

Neither EJBMS PRO nor DS One App shows ads.

Which is updated more often, EJBMS PRO or DS One App?

EJBMS PRO ships an update every 11 months, and DS One App every 2 months. Most recently, EJBMS PRO was updated on September 20, 2026 and DS One App on June 2, 2026.