# PM研发实验室项目流程管理 vs 样本管理系统

The clearest difference is update cadence: 样本管理系统 at every 9 days against PM研发实验室项目流程管理's monthly. PM研发实验室项目流程管理's advantage is iOS requirement (10.0 vs 12.0). 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.

PM研发实验室项目流程管理 ships an update monthly, 样本管理系统 every 9 days. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | PM研发实验室项目流程管理 | 样本管理系统 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Size | 15 MB | 38 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [NeoTrident Technology Ltd](https://appshunter.io/developer/940375066) | [鉴 刘](https://appshunter.io/developer/1420089432) |

## What reviewers say

### PM研发实验室项目流程管理

[App page](https://appshunter.io/ios/app/pm/id1514720241)

**Features:** macOS Compatibility

**In-app purchases:** none


### 样本管理系统

[App page](https://appshunter.io/ios/app/id6467383125)

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

**In-app purchases:** none


## Frequently asked questions

### Is PM研发实验室项目流程管理 free?

PM研发实验室项目流程管理 is free to download, with no in-app purchases.

### Is 样本管理系统 free?

样本管理系统 is free to download, with no in-app purchases.

### Do PM研发实验室项目流程管理 or 样本管理系统 have ads?

Neither PM研发实验室项目流程管理 nor 样本管理系统 shows ads.

### Which is updated more often, PM研发实验室项目流程管理 or 样本管理系统?

PM研发实验室项目流程管理 ships an update monthly, and 样本管理系统 every 9 days. Most recently, PM研发实验室项目流程管理 was updated on October 7, 2026 and 样本管理系统 on October 21, 2026.

---

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