# 牙E通 vs 舒雅星系

The clearest difference is update cadence: 牙E通 at every 6 days against 舒雅星系's monthly. 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.

牙E通 ships an update every 6 days, 舒雅星系 monthly. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 牙E通 | 舒雅星系 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Size | 51 MB | 118 MB |
| Requires iOS | 12.0 | 12 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [南京通通健康科技有限公司](https://appshunter.io/developer/1603430367) | [Hansfive (Hangzhou) Dental Technology Co.,Ltd](https://appshunter.io/developer/1651832532) |

## What reviewers say

### 牙E通

[App page](https://appshunter.io/ios/app/e/id1603430365)

**Features:** macOS Compatibility

**In-app purchases:** none


### 舒雅星系

[App page](https://appshunter.io/ios/app/id6444043570)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 牙E通 free?

牙E通 is free to download, with no in-app purchases.

### Is 舒雅星系 free?

舒雅星系 is free to download, with no in-app purchases.

### Do 牙E通 or 舒雅星系 have ads?

Neither 牙E通 nor 舒雅星系 shows ads.

### Which is updated more often, 牙E通 or 舒雅星系?

牙E通 ships an update every 6 days, and 舒雅星系 monthly. Most recently, 牙E通 was updated on September 24, 2026 and 舒雅星系 on September 15, 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.*