# 友工程 vs 样本通PIM

The clearest difference is update cadence: 友工程 at every 2 months against 样本通PIM's every 19 months. 友工程 also leads on iOS requirement (10.0 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.

友工程 ships an update every 2 months, 样本通PIM every 19 months. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | 友工程 | 样本通PIM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 19 months |
| Monetization | Free | — |
| Size | 26 MB | 68 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yonyou Network Technology Co., Ltd](https://appshunter.io/developer/446060994) | [Beijing IvyMobi Technology Co., Ltd.](https://appshunter.io/developer/867985670) |

## What reviewers say

### 友工程

[App page](https://appshunter.io/ios/app/id1354899593)

This app streamlines engineering site management for construction, building, and supervision teams. It facilitates business connectivity, focusing on quality, progress, and safety. Share project information, record data in real-time, and enable collaborative work for increased efficiency.

**Highlights:** Engineering site management, Quality, progress, and safety focus, Cross-party collaboration, Project information sharing, Real-time data recording, Mobile and PC integration

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

**In-app purchases:** none


### 样本通PIM

[App page](https://appshunter.io/ios/app/pim/id6740219694)

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

**In-app purchases:** none


## Frequently asked questions

### Is 友工程 free?

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

### Is 样本通PIM free?

样本通PIM is free to download, with no in-app purchases.

### Do 友工程 or 样本通PIM have ads?

Neither 友工程 nor 样本通PIM shows ads.

### Which is updated more often, 友工程 or 样本通PIM?

友工程 ships an update every 2 months, and 样本通PIM every 19 months. Most recently, 友工程 was updated on October 3, 2026 and 样本通PIM on October 17, 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.*