# 小优AI练字 vs 六六写字

The clearest difference is in-app purchases: 小优AI练字 at none against 六六写字's 9. 六六写字's advantage is update cadence (every 10 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 六六写字 sells 9 one-off in-app purchases. 小优AI练字 asks for nothing beyond the download.

小优AI练字 ships an update every 2 months, 六六写字 every 10 days. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 小优AI练字 | 六六写字 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 55.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 322 MB | 290 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UBTECH ROBOTICS CORP](https://appshunter.io/developer/975970176) | [Hangzhou Yike Network Technology Company Limited](https://appshunter.io/developer/1495005166) |

## What reviewers say

### 小优AI练字

[App page](https://appshunter.io/ios/app/ai/id1571900640)

**Features:** macOS Compatibility

**In-app purchases:** none


### 六六写字

[App page](https://appshunter.io/ios/app/id1584317065)

This app helps children improve their Chinese handwriting through interactive exercises and gamified learning. It provides writing demonstrations, real-time feedback, and encourages practice through friendly competition.

**Highlights:** Writing demonstrations and analysis, Interactive character practice, Gamified structure training, Practice progress tracking, Real-time feedback on writing

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6六六币 | $0.99 | one-time |
| 28六六币 | $3.99 | one-time |
| 128六六币 | $19.99 | one-time |
| 208六六币 | $29.99 | one-time |
| 308六六币 | $44.99 | one-time |
| 388六六币 | $59.99 | one-time |
| 588六六币 | $79.99 | one-time |
| 698六六币 | $99.99 | one-time |
| 798六六币 | $99.99 | one-time |


## Frequently asked questions

### Is 小优AI练字 free?

小优AI练字 is free to download, with no in-app purchases.

### Is 六六写字 free?

六六写字 is free to download, with in-app purchases available.

### Do 小优AI练字 or 六六写字 have ads?

Neither 小优AI练字 nor 六六写字 shows ads.

### Which is updated more often, 小优AI练字 or 六六写字?

小优AI练字 ships an update every 2 months, and 六六写字 every 10 days. Most recently, 小优AI练字 was updated on October 25, 2026 and 六六写字 on October 9, 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.*