# BAT Check vs CENTRAC

The clearest difference is update cadence: BAT Check at every 2 months against CENTRAC's every 12 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BAT Check ships an update every 2 months, CENTRAC every 12 months. The most recent releases landed on July 2, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | BAT Check | CENTRAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bat-check/id1531666146/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free | — |
| Size | 11 MB | 14 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [海波 刘](https://appshunter.io/developer/1528836993) | [Multibat Nederland B.V.](https://appshunter.io/developer/1753962156) |

## What reviewers say

### BAT Check

[App page](https://appshunter.io/ios/app/bat-check/id1531666146)

Monitor your phone's battery directly from the BMS. View detailed information like State of Charge, Voltage, Current, and Power. Access alarms, protection settings, and important parameters for battery management.

**Highlights:** Real-time battery monitoring, Displays battery connection model (Single, Parallel, Series), Detailed dashboard with SOC, Voltage, Current, Temperature, Status tab for alarms and BMS protection, Parameter tab for import settings, Bluetooth 5.0 connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


### CENTRAC

[App page](https://appshunter.io/ios/app/centrac/id6504823004)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BAT Check free?

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

### Is CENTRAC free?

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

### Do BAT Check or CENTRAC have ads?

Neither BAT Check nor CENTRAC shows ads.

### Which is updated more often, BAT Check or CENTRAC?

BAT Check ships an update every 2 months, and CENTRAC every 12 months. Most recently, BAT Check was updated on July 2, 2026 and CENTRAC on September 14, 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.*