# BMS vs BEMS

The clearest difference is update cadence: BEMS at every 2 months against BMS's every 5 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.

BMS ships an update every 5 months, BEMS every 2 months. The most recent releases landed on September 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | BMS | BEMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 85 MB | 24 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [金铭 成](https://appshunter.io/developer/1707117327) | [GuangDong Didu NEW Energy Co.,Ltd](https://appshunter.io/developer/1750469257) |

## What reviewers say

### BMS

[App page](https://appshunter.io/ios/app/bms-data/id6467122247)

**Features:** macOS Compatibility

**In-app purchases:** none


### BEMS

[App page](https://appshunter.io/ios/app/bems/id6737373429)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BMS free?

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

### Is BEMS free?

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

### Do BMS or BEMS have ads?

Neither BMS nor BEMS shows ads.

### Which is updated more often, BMS or BEMS?

BMS ships an update every 5 months, and BEMS every 2 months. Most recently, BMS was updated on September 16, 2026 and BEMS on September 10, 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.*