# Multi vs ANCEL BM300 Pro

The clearest difference is price: ANCEL BM300 Pro at Free against Multi's $9.99. ANCEL BM300 Pro also leads on update cadence (monthly vs every 3 months). Multi's advantage is rating (3.3 vs 2.8) and review sentiment (51% vs 37%). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

ANCEL BM300 Pro is free to download; Multi costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Multi holds the better App Store score, 3.3 against 2.8. Both are backed by a comparable volume of ratings — 8 and 23 respectively. Written reviews point the same way: 51% of Multi's written reviews are positive against 37% of ANCEL BM300 Pro's.

Multi ships an update every 3 months, ANCEL BM300 Pro monthly. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Multi | ANCEL BM300 Pro |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[3.3 (8 ratings)](https://appshunter.io/ios/app/multi-batt-mon/id1345741752/reviews)** | [2.8 (23 ratings)](https://appshunter.io/ios/app/ancel-bm300-pro/id6476840644/reviews) |
| Number of ratings | 8 | **23** |
| Positive reviews | **51.3% of reviews** | 36.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 16 MB | 68 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Amoeba New Energy Co., Ltd.](https://appshunter.io/developer/978609032) | [OBDSPACE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1434956144) |

## What reviewers say

### Multi

[App page](https://appshunter.io/ios/app/multi-batt-mon/id1345741752)

Monitor multiple 12V vehicle batteries simultaneously with this app. It stores data permanently, allows export and sharing, and provides trip records and expense management. Receive notifications when near your connected devices.

**Highlights:** Monitor multiple 12V vehicle batteries, Supports 4 device connections, Permanent data storage, Data export and sharing, Trip record tracking, Vehicle expense management, Proximity notifications

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### ANCEL BM300 Pro

[App page](https://appshunter.io/ios/app/ancel-bm300-pro/id6476840644)

This app monitors 6V, 12V, and 24V batteries, allowing simultaneous tracking of up to four. It provides insights into battery health by testing startup and charging system voltage, and accurately records vehicle start and stop times. All data is accessible on your phone via Bluetooth for easy vehicle battery management.

**Highlights:** Monitors 6V, 12V, 24V batteries, Simultaneous monitoring of four batteries, Tests startup and charging system voltage, Records vehicle start/stop times, Bluetooth data display on phone, Vehicle battery power management

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Multi free?

Multi costs $9.99, with no in-app purchases.

### Is ANCEL BM300 Pro free?

ANCEL BM300 Pro is free to download, with no in-app purchases.

### Which has better reviews, Multi or ANCEL BM300 Pro?

Multi is rated higher. Multi averages 3.3 out of 5 from 8 ratings, while ANCEL BM300 Pro averages 2.8 from 23 ratings.

### Do Multi or ANCEL BM300 Pro have ads?

Neither Multi nor ANCEL BM300 Pro shows ads.

### Which is updated more often, Multi or ANCEL BM300 Pro?

Multi ships an update every 3 months, and ANCEL BM300 Pro monthly. Most recently, Multi was updated on October 23, 2026 and ANCEL BM300 Pro on October 21, 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.*