# DAHAI vs ENW BMS

The clearest difference is update cadence: DAHAI at every 3 weeks against ENW BMS's every 2 months. DAHAI also leads on iOS requirement (13.0 vs 15.6). 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.

DAHAI ships an update every 3 weeks, ENW BMS every 2 months. The most recent releases landed on October 10, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DAHAI | ENW BMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 63 MB | 37 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Solareast Energy Storage Technology Co., Ltd.](https://appshunter.io/developer/1700838026) | [Shanghai Raymon IoT Technology Co., Ltd.](https://appshunter.io/developer/1649162918) |

## What reviewers say

### DAHAI

[App page](https://appshunter.io/ios/app/dahai/id6754756362)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ENW BMS

[App page](https://appshunter.io/ios/app/enw-bms/id6755410085)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DAHAI free?

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

### Is ENW BMS free?

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

### Do DAHAI or ENW BMS have ads?

Neither DAHAI nor ENW BMS shows ads.

### Which is updated more often, DAHAI or ENW BMS?

DAHAI ships an update every 3 weeks, and ENW BMS every 2 months. Most recently, DAHAI was updated on October 10, 2026 and ENW BMS on October 28, 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.*