# YACHAO vs TattCore

The clearest difference is in-app purchases: YACHAO at none against TattCore's 6. YACHAO also leads on update cadence (every 11 days vs every 4 weeks) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. TattCore sells 6 one-off in-app purchases. YACHAO asks for nothing beyond the download.

YACHAO ships an update every 11 days, TattCore every 4 weeks. The most recent releases landed on October 18, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | YACHAO | TattCore |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 4 weeks |
| Size | 157 MB | 111 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Hangzhou Yachao Technology Co., Ltd](https://appshunter.io/developer/1761530201) | [Kuan Ting Lai](https://appshunter.io/developer/515971520) |

## What reviewers say

### YACHAO

[App page](https://appshunter.io/ios/app/yachao/id6615074462)

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

**In-app purchases:** none


### TattCore

[App page](https://appshunter.io/ios/app/tattcore/id6749724807)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited preferences | $2.99 | one-time |
| Media Control Support | $9.99 | one-time |
| Motor Expansion Kit MD-hard | $9.99 | one-time |
| Motor Expansion Kit MD-smooth | $9.99 | one-time |
| Motor Expansion Kit MD-soft | $9.99 | one-time |
| 全功能開通 | $29.99 | one-time |


## Frequently asked questions

### Is YACHAO free?

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

### Is TattCore free?

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

### Do YACHAO or TattCore have ads?

Neither YACHAO nor TattCore shows ads.

### Which is updated more often, YACHAO or TattCore?

YACHAO ships an update every 11 days, and TattCore every 4 weeks. Most recently, YACHAO was updated on October 18, 2026 and TattCore on October 21, 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.*