# 玄关视讯通 vs eCOA

The clearest difference is in-app purchases: eCOA at none against 玄关视讯通's 6. 玄关视讯通's advantage is iOS requirement (11.0 vs 13.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. 玄关视讯通 sells 6 one-off in-app purchases. eCOA asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 玄关视讯通 against 5.0 for eCOA. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 玄关视讯通 | eCOA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/id1486139895/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ecoa/id1599236633/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | — | Free |
| Size | 132 MB | 70 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [深圳市玄关健康科技有限公司](https://appshunter.io/developer/1059331404) | [EClinCloud (Shenzhen) Technology Co., Ltd](https://appshunter.io/developer/1572780199) |

## What reviewers say

### 玄关视讯通

[App page](https://appshunter.io/ios/app/id1486139895)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 购买多方会议室500分钟 | $15.99 | one-time |
| 购买多方会议室1个月 | $17.99 | one-time |
| 购买多方会议室3个月 | $54.99 | one-time |
| 购买多方会议室2500分钟 | $79.99 | one-time |
| 购买多方会议室5000分钟 | $159.99 | one-time |
| 购买多方会议室12个月 | $169.99 | one-time |


### eCOA

[App page](https://appshunter.io/ios/app/ecoa/id1599236633)

This app facilitates the collection and tracking of real-time patient feedback during clinical trials. It streamlines the process for patients to provide direct input, aiding in faster drug development.

**Highlights:** Real-time patient feedback, Clinical trial data tracking, Simplified patient input, User training, Scale completion, Timely reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is 玄关视讯通 free?

玄关视讯通 is free to download, with in-app purchases available.

### Is eCOA free?

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

### Which has better reviews, 玄关视讯通 or eCOA?

玄关视讯通 and eCOA are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do 玄关视讯通 or eCOA have ads?

Neither 玄关视讯通 nor eCOA shows ads.

### Which is updated more often, 玄关视讯通 or eCOA?

玄关视讯通 ships an update monthly, and eCOA monthly. Most recently, 玄关视讯通 was updated on November 3, 2026 and eCOA on November 7, 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.*