# Vitalync vs 佳传

The clearest difference is price: Vitalync at Free against 佳传's $0.99. 佳传's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

Vitalync is free to download; 佳传 costs $0.99 up front. Vitalync sells 3 in-app purchases, starting at $1.99 per month. 佳传 asks for nothing beyond the download.

Vitalync ships an update every 9 days, 佳传 every 2 weeks. The most recent releases landed on September 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Vitalync | 佳传 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Size | 34 MB | 1 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [尧 齐](https://appshunter.io/developer/1865331229) | [旭东 韩](https://appshunter.io/developer/6792952482) |

## What reviewers say

### Vitalync

[App page](https://appshunter.io/ios/app/vitalync/id6760963569)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ROOT Monthly | $1.99 | per month |
| ROOT Annual | $9.99 | per year |
| ROOT Lifetime | $39.99 | one-time |


### 佳传

[App page](https://appshunter.io/ios/app/id6792962437)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vitalync free?

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

### Is 佳传 free?

佳传 costs $0.99, with no in-app purchases.

### Do Vitalync or 佳传 have ads?

Neither Vitalync nor 佳传 shows ads.

### Which is updated more often, Vitalync or 佳传?

Vitalync ships an update every 9 days, and 佳传 every 2 weeks. Most recently, Vitalync was updated on September 27, 2026 and 佳传 on October 6, 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.*