# 迪万伦零件手册 vs e勘察

The clearest difference is update cadence: e勘察 at fortnightly against 迪万伦零件手册's every 8 months. e勘察 also leads on iOS requirement (13.0 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.

迪万伦零件手册 ships an update every 8 months, e勘察 fortnightly. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 迪万伦零件手册 | e勘察 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Size | 78 MB | 45 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [HD Hyundai Infracore China Co.,Ltd.](https://appshunter.io/developer/954697316) | [China Jikan Research Institute Of Engineering Investigations And Design, Co., Lt d.](https://appshunter.io/developer/1606692541) |

## What reviewers say

### 迪万伦零件手册

[App page](https://appshunter.io/ios/app/id1522133132)

**In-app purchases:** none


### e勘察

[App page](https://appshunter.io/ios/app/e/id1606692539)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 迪万伦零件手册 free?

迪万伦零件手册 is free to download, with no in-app purchases.

### Is e勘察 free?

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

### Do 迪万伦零件手册 or e勘察 have ads?

Neither 迪万伦零件手册 nor e勘察 shows ads.

### Which is updated more often, 迪万伦零件手册 or e勘察?

迪万伦零件手册 ships an update every 8 months, and e勘察 fortnightly. Most recently, 迪万伦零件手册 was updated on September 17, 2026 and e勘察 on September 9, 2026.

---

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