# vtv vs 健康之约

The clearest difference is update cadence: vtv at every 3 days against 健康之约's every 2 weeks. vtv also leads on iOS requirement (12.0 vs 14.0). 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.

vtv ships an update every 3 days, 健康之约 every 2 weeks. The most recent releases landed on October 3, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | vtv | 健康之约 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 36 MB | 62 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Guangdong Weimei Time Biotechnology Co., Ltd](https://appshunter.io/developer/1773091242) | [Guangzhou Kuta JieXin Technology Co., Ltd](https://appshunter.io/developer/1572953795) |

## What reviewers say

### vtv

[App page](https://appshunter.io/ios/app/vtv/id6736703409)

**In-app purchases:** none


### 健康之约

[App page](https://appshunter.io/ios/app/id6748330032)

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

**In-app purchases:** none


## Frequently asked questions

### Is vtv free?

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

### Is 健康之约 free?

健康之约 is free to download, with no in-app purchases.

### Do vtv or 健康之约 have ads?

Neither vtv nor 健康之约 shows ads.

### Which is updated more often, vtv or 健康之约?

vtv ships an update every 3 days, and 健康之约 every 2 weeks. Most recently, vtv was updated on October 3, 2026 and 健康之约 on October 19, 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.*