# PTM工程全要素计量 vs 生字表

The clearest difference is ads: PTM工程全要素计量 at none against 生字表's shown. PTM工程全要素计量 also leads on iOS requirement (9.0 vs 15.0). On price, update cadence, 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.

PTM工程全要素计量 ships an update every 2 weeks, 生字表 every 9 days. The most recent releases landed on November 7, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PTM工程全要素计量 | 生字表 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 84 MB | 27 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [太原市华森伟业科技发展有限公司](https://appshunter.io/developer/991758164) | [浩杰 姬](https://appshunter.io/developer/1514456091) |

## What reviewers say

### PTM工程全要素计量

[App page](https://appshunter.io/ios/app/ptm/id1492843469)

**Features:** macOS Compatibility

**In-app purchases:** none


### 生字表

[App page](https://appshunter.io/ios/app/id6752555644)

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

**In-app purchases:** none


## Frequently asked questions

### Is PTM工程全要素计量 free?

PTM工程全要素计量 is free to download, with no in-app purchases.

### Is 生字表 free?

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

### Do PTM工程全要素计量 or 生字表 have ads?

生字表 shows ads; PTM工程全要素计量 does not.

### Which is updated more often, PTM工程全要素计量 or 生字表?

PTM工程全要素计量 ships an update every 2 weeks, and 生字表 every 9 days. Most recently, PTM工程全要素计量 was updated on November 7, 2026 and 生字表 on October 28, 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.*