# 问卷调查局 vs 万源e车

The clearest difference is in-app purchases: 万源e车 at none against 问卷调查局's 3. 问卷调查局's advantage is device support and iOS requirement (9.0 vs 12.0). On price there is nothing between them.

Both are free to download. 问卷调查局 sells 3 one-off in-app purchases. 万源e车 asks for nothing beyond the download.

## The numbers

| Metric | 问卷调查局 | 万源e车 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 10 months | — |
| Size | 43 MB | 49 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Changsha yuanli network technology co. LTD.](https://appshunter.io/developer/1277587299) | [Dalian Aerospace Long March Technology Development Co.,Ltd](https://appshunter.io/developer/1518697846) |

## What reviewers say

### 问卷调查局

[App page](https://appshunter.io/ios/app/id1614999764)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月卡 | $5.99 | one-time |
| 季卡 | $19.99 | one-time |
| 年卡 | $34.99 | one-time |


### 万源e车

[App page](https://appshunter.io/ios/app/e/id1661270829)

**In-app purchases:** none


## Frequently asked questions

### Is 问卷调查局 free?

问卷调查局 is free to download, with in-app purchases available.

### Is 万源e车 free?

万源e车 is free to download, with no in-app purchases.

---

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