# 友开发 vs BI4Sight

友开发 and BI4Sight are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

友开发 ships an update every 2 months, BI4Sight every 5 weeks. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 友开发 | BI4Sight |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 88 MB | 47 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Yonyou Network Technology Co., Ltd](https://appshunter.io/developer/446060994) | [WELL PROFESSIONAL TECHNOLOGY LIMITED](https://appshunter.io/developer/1770675323) |

## What reviewers say

### 友开发

[App page](https://appshunter.io/ios/app/id6445975079)

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

**In-app purchases:** none


### BI4Sight

[App page](https://appshunter.io/ios/app/bi4sight/id6630375823)

**In-app purchases:** none


## Frequently asked questions

### Is 友开发 free?

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

### Is BI4Sight free?

BI4Sight is free to download, with no in-app purchases.

### Do 友开发 or BI4Sight have ads?

Neither 友开发 nor BI4Sight shows ads.

### Which is updated more often, 友开发 or BI4Sight?

友开发 ships an update every 2 months, and BI4Sight every 5 weeks. Most recently, 友开发 was updated on September 10, 2026 and BI4Sight on September 15, 2026.

---

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