# B vs 信义智管平台

The clearest difference is iOS requirement: 信义智管平台 at 15.6 against B's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

B ships an update every 3 weeks, 信义智管平台 monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | B | 信义智管平台 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 34 MB | 431 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BOE Energy Technology Co., Ltd.](https://appshunter.io/developer/1476777673) | [Beihai Smart Photovoltaic Information Technology Co., Ltd.](https://appshunter.io/developer/1626396884) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-isolar/id1476777674)

**Features:** macOS Compatibility

**In-app purchases:** none


### 信义智管平台

[App page](https://appshunter.io/ios/app/id1626396882)

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

**In-app purchases:** none


## Frequently asked questions

### Is B free?

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

### Is 信义智管平台 free?

信义智管平台 is free to download, with no in-app purchases.

### Do B or 信义智管平台 have ads?

Neither B nor 信义智管平台 shows ads.

### Which is updated more often, B or 信义智管平台?

B ships an update every 3 weeks, and 信义智管平台 monthly. Most recently, B was updated on November 3, 2026 and 信义智管平台 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.*