# E车都尉 vs 物研在线

The clearest difference is iOS requirement: E车都尉 at 12.0 against 物研在线's 14. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

E车都尉 ships an update monthly, 物研在线 every 4 weeks. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | E车都尉 | 物研在线 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Size | 78 MB | 166 MB |
| Requires iOS | **12.0** | 14 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Maihong Car Networking Co., Ltd.](https://appshunter.io/developer/1467161717) | [杭州物研信息科技有限公司](https://appshunter.io/developer/1486333340) |

## What reviewers say

### E车都尉

[App page](https://appshunter.io/ios/app/e/id1467161718)

**Features:** macOS Compatibility

**In-app purchases:** none


### 物研在线

[App page](https://appshunter.io/ios/app/id6752586843)

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

**In-app purchases:** none


## Frequently asked questions

### Is E车都尉 free?

E车都尉 is free to download, with no in-app purchases.

### Is 物研在线 free?

物研在线 is free to download, with no in-app purchases.

### Do E车都尉 or 物研在线 have ads?

Neither E车都尉 nor 物研在线 shows ads.

### Which is updated more often, E车都尉 or 物研在线?

E车都尉 ships an update monthly, and 物研在线 every 4 weeks. Most recently, E车都尉 was updated on September 15, 2026 and 物研在线 on September 13, 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.*