BM12V vs BM6
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BM12V
Monitor your vehicle's battery in real-time via Bluetooth. Test cranking and charging systems to ensure your battery is in optimal condition. View all data directly on your mobile device.
- Real-time voltage monitoring
- Bluetooth connectivity
- Cranking system testing
- Charging system testing
- Mobile data display
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Battery Monitor BM12V is an application for vehicle battery,which can let them know the real-time voltageof car battery. It helps users to know the battery fully by testing cranking and charging system voltage. All of the datas can be showed on mobile through bluetooth.
BM6
Monitor your car's battery in real-time via Bluetooth. This app tests starting and charging systems, records engine start/stop times, and displays all data on your mobile device for easy management of your vehicle's battery power.
- Real-time battery voltage monitoring
- Starting system voltage test
- Charging system voltage test
- Records engine start/stop times
- Bluetooth data display
- Vehicle battery power management
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Battery monitor 6 is an application of automobile battery. It can let people know the voltage of automobile battery in real time. It helps users fully understand the battery by testing the starting and charging system voltage. It can accurately record the time of car starting and stopping. All data can be displayed on the mobile phone through Bluetooth. Easy management of vehicle battery power
Screenshots
Verdict
The clearest difference is review sentiment: BM6 at 46% against BM12V's 23%. BM12V's advantage is update cadence (every 3 weeks vs every 5 weeks) and iOS requirement (8.0 vs 15.6). On price, ads, in-app purchases and monetization model 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.
BM12V ships an update every 3 weeks, BM6 every 5 weeks. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.
| Parameter | BM12V | BM6 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.2 (17 ratings) — better |
| Positive reviews | 23.1% of reviews | 45.8% of reviews — better |
| Number of ratings | — | 17 — better |
| Update frequency | Every 3 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod, Apple Watch — better |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 29 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | 俊华 邹 | Shenzhen Leagend Optoelectronics Co., Ltd. |
Customer experience
BM12V
BM6
In-app purchases
BM12V
No in-app purchases
BM6
No in-app purchases
