# 工程e vs 无痕记分

The clearest difference is update cadence: 工程e at monthly against 无痕记分's every 3 months. 工程e also leads on iOS requirement (9.0 vs 18.6). 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.

工程e ships an update monthly, 无痕记分 every 3 months. The most recent releases landed on September 15, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | 工程e | 无痕记分 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 101 MB | 7 MB |
| Requires iOS | **9.0** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Yun Lian Wan Qi Technology Co., Ltd.](https://appshunter.io/developer/1138675930) | [向龙 卢](https://appshunter.io/developer/1852387695) |

## What reviewers say

### 工程e

[App page](https://appshunter.io/ios/app/e/id1507935157)

**Features:** macOS Compatibility

**In-app purchases:** none


### 无痕记分

[App page](https://appshunter.io/ios/app/id6755378326)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 工程e free?

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

### Is 无痕记分 free?

无痕记分 is free to download, with no in-app purchases.

### Do 工程e or 无痕记分 have ads?

Neither 工程e nor 无痕记分 shows ads.

### Which is updated more often, 工程e or 无痕记分?

工程e ships an update monthly, and 无痕记分 every 3 months. Most recently, 工程e was updated on September 15, 2026 and 无痕记分 on September 5, 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.*