EJBMS PRO vs EM3ev Battery Analyst
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EJBMS PRO
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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.
EM3ev Battery Analyst
Monitor your EM3ev battery's performance in real-time. View voltage, current, temperature, and individual cell voltages. Track power consumption over time and access detailed battery status information.
- Bluetooth connectivity
- Real-time voltage and current readings
- Individual cell voltage monitoring
- Temperature monitoring
- Power consumption tracking
- Battery information and state display
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For EM3ev batteries Connect to battery with Bluetooth, read voltage and current information, temperature, and individual cell voltage. See power consumption over time and read battery information and state.
Screenshots
Verdict
The clearest difference is update cadence: EM3ev Battery Analyst at every 2 months against EJBMS PRO's every 11 months. EJBMS PRO's advantage is iOS requirement (12.0 vs 17.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
EJBMS PRO ships an update every 11 months, EM3ev Battery Analyst every 2 months. The most recent releases landed on September 20, 2026 and September 16, 2026 respectively.
| Parameter | EJBMS PRO | EM3ev Battery Analyst |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 11 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 43 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | E&Jtechnology | Bjørn-Andreas Lamo |
In-app purchases
EJBMS PRO
No in-app purchases
EM3ev Battery Analyst
No in-app purchases
Questions
Is EJBMS PRO free?
Is EM3ev Battery Analyst free?
Do EJBMS PRO or EM3ev Battery Analyst have ads?
Which is updated more often, EJBMS PRO or EM3ev Battery Analyst?
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