# 390IOT vs YI Smart

The clearest difference is in-app purchases: 390IOT at none against YI Smart's 20. YI Smart's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. YI Smart sells 20 in-app purchases, starting at $3.99 per month. 390IOT asks for nothing beyond the download.

## The numbers

| Metric | 390IOT | YI Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.8 (72 ratings)](https://appshunter.io/ios/app/yi-smart/id6473766241/reviews)** |
| Number of ratings | — | **72** |
| Positive reviews | — | 6.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 10 days |
| Monetization | — | Subscription |
| Size | 194 MB | 373 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Darui Electronic Technology Co.,LTD](https://appshunter.io/developer/1583033827) | [ZKCam Technology Limited](https://appshunter.io/developer/1718670984) |

## What reviewers say

### 390IOT

[App page](https://appshunter.io/ios/app/390iot/id6468919519)

**In-app purchases:** none


### YI Smart

[App page](https://appshunter.io/ios/app/yi-smart/id6473766241)

Stay connected with loved ones through real-time video and audio. Initiate two-way conversations with clear voice quality and enjoy a panoramic view of your surroundings by simply moving your phone.

**Highlights:** Real-time video and audio connection, Two-way conversation, Loud and clean voice quality, Panoramic view, Gyroscope support for enhanced viewing

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

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| YI_Cloud_IOS_Entry_Monthly_ACT | $3.99 | per month |
| YI_Cloud_Entry_Plan_(Monthly) | $4.99 | per month |
| YI_Cloud_Entry_Plan(Monthly) | $4.99 | per month |
| YI_Cloud_CVR_Plan(Monthly) | $7.99 | per month |
| YI_Cloud_STD_Plan(Monthly) | $11.99 | per month |
| YI_Cloud_Plus_Plan(Monthly) | $14.99 | per month |
| YI_Cloud_IOS_Entry_Annual_ACT | $26.99 | per year |
| YI_Cloud_Entry_Plan_(Annual) | $36.99 | per year |
| YI_Cloud_Entry_Plan(Annual) | $39.99 | per year |
| YI_Cloud_CVR_Plan(Annual) | $79.99 | per year |
| YI_Cloud_Standard_Plan(Annual) | $99.99 | per year |
| YI_Cloud_Plus_Plan(Annual) | $129.99 | per year |
| YI_Cloud_Entry_Plan2(Monthly) | $4.99 | one-time |
| YI_Cloud_CVR_Plan2(Monthly) | $7.99 | one-time |
| 7天移动-包年套餐-一次性 | $9.99 | one-time |
| YI_Cloud_STD_Plan2(Monthly) | $11.99 | one-time |
| YI_Cloud_Plus_Plan2(Monthly) | $14.99 | one-time |
| 7天CVR-包年-一次性 | $19.99 | one-time |
| 30天移动-包年-一次性 | $29.99 | one-time |
| YI_Cloud_Entry_Plan2(Annual) | $39.99 | one-time |


## Frequently asked questions

### Is 390IOT free?

390IOT is free to download, with no in-app purchases.

### Is YI Smart free?

YI Smart is free to download, with in-app purchases available.

---

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