# 龟小兔写字HD vs Tyfu CfW

The clearest difference is device support: Tyfu CfW at 3 against 龟小兔写字HD's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on June 1, 2026 and May 31, 2026 respectively.

## The numbers

| Metric | 龟小兔写字HD | Tyfu CfW |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/hd/id1478580134/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | — |
| Size | 28 MB | 130 MB |
| Requires iOS | **14.4** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Guixiaotu Science & Technology Company Limited](https://appshunter.io/developer/1478580133) | [Intelligent Analytical Solutions Ltd](https://appshunter.io/developer/1154674446) |

## What reviewers say

### 龟小兔写字HD

[App page](https://appshunter.io/ios/app/hd/id1478580134)

This app offers online calligraphy lessons for children, focusing on standard hard-pen writing techniques. It features instruction from a renowned calligraphy master, aiming to help children develop excellent handwriting skills from home.

**Highlights:** Online hard-pen calligraphy courses, Standardized character writing, Instruction from a master calligrapher, Designed for children, Accessible from home

**Features:** macOS Compatibility

**In-app purchases:** none


### Tyfu CfW

[App page](https://appshunter.io/ios/app/tyfu-cfw/id1478675040)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 龟小兔写字HD free?

龟小兔写字HD is free to download, with no in-app purchases.

### Is Tyfu CfW free?

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

### Do 龟小兔写字HD or Tyfu CfW have ads?

Neither 龟小兔写字HD nor Tyfu CfW shows ads.

### Which is updated more often, 龟小兔写字HD or Tyfu CfW?

龟小兔写字HD ships an update fortnightly, and Tyfu CfW fortnightly. Most recently, 龟小兔写字HD was updated on June 1, 2026 and Tyfu CfW on May 31, 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.*