# 信用家OA vs 聚友太阳能控制器

The clearest difference is iOS requirement: 信用家OA at 11.0 against 聚友太阳能控制器's 13.0. 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.

信用家OA ships an update every 2 weeks, 聚友太阳能控制器 every 9 days. The most recent releases landed on September 19, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 信用家OA | 聚友太阳能控制器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 46 MB | 49 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Xinyongjia Network Technology Co., Ltd.](https://appshunter.io/developer/1175205980) | [杰永 曹](https://appshunter.io/developer/1645885036) |

## What reviewers say

### 信用家OA

[App page](https://appshunter.io/ios/app/oa/id1364773958)

**In-app purchases:** none


### 聚友太阳能控制器

[App page](https://appshunter.io/ios/app/id6443473353)

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

**In-app purchases:** none


## Frequently asked questions

### Is 信用家OA free?

信用家OA is free to download, with no in-app purchases.

### Is 聚友太阳能控制器 free?

聚友太阳能控制器 is free to download, with no in-app purchases.

### Do 信用家OA or 聚友太阳能控制器 have ads?

Neither 信用家OA nor 聚友太阳能控制器 shows ads.

### Which is updated more often, 信用家OA or 聚友太阳能控制器?

信用家OA ships an update every 2 weeks, and 聚友太阳能控制器 every 9 days. Most recently, 信用家OA was updated on September 19, 2026 and 聚友太阳能控制器 on September 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*