# BM12V vs KPT

The clearest difference is review sentiment: BM12V at 17% against KPT's 0%. BM12V also leads on update cadence (every 3 weeks vs every 6 weeks). KPT's advantage is iOS requirement (11.1 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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, KPT every 6 weeks. The most recent releases landed on November 8, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | BM12V | KPT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **16.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 11 MB | 51 MB |
| Requires iOS | 15.6 | **11.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [俊华 邹](https://appshunter.io/developer/1276442287) | [Directed Electronics Australia](https://appshunter.io/developer/1083778713) |

## What reviewers say

### BM12V

[App page](https://appshunter.io/ios/app/bm12v/id1477779532)

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.

**Highlights:** Real-time voltage monitoring, Bluetooth connectivity, Cranking system testing, Charging system testing, Mobile data display

**Features:** Vision Pro support

**In-app purchases:** none


### KPT

[App page](https://appshunter.io/ios/app/kpt-link/id1621445352)

Record your journeys in high resolution with a dash camera and view footage on your smartphone. This app allows direct video transfer to your iPhone, ensuring all road details are captured for playback or future reference.

**Highlights:** Record journeys with dash camera, View footage on smartphone, High resolution 2K recording, Super wide angle lens, Direct video transfer to iPhone, Immediate playback

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BM12V free?

BM12V is free to download, with no in-app purchases.

### Is KPT free?

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

### Do BM12V or KPT have ads?

Neither BM12V nor KPT shows ads.

### Which is updated more often, BM12V or KPT?

BM12V ships an update every 3 weeks, and KPT every 6 weeks. Most recently, BM12V was updated on November 8, 2026 and KPT on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*