# Hanzi Pen vs DuoNiu Write

The clearest difference is in-app purchases: Hanzi Pen at none against DuoNiu Write's 2. DuoNiu Write's advantage is update cadence (weekly vs fortnightly) and iOS requirement (17.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. DuoNiu Write sells 2 one-off in-app purchases. Hanzi Pen asks for nothing beyond the download.

Hanzi Pen ships an update fortnightly, DuoNiu Write weekly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Hanzi Pen | DuoNiu Write |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hanzi-pen/id6769551367/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 54 MB | 131 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Knue](https://appshunter.io/developer/1896517402) | [娟妹 曹](https://appshunter.io/developer/6780705701) |

## What reviewers say

### Hanzi Pen

[App page](https://appshunter.io/ios/app/hanzi-pen/id6769551367)

Master Chinese characters through guided writing practice with per-stroke feedback. Features spaced repetition, etymology, example sentences, and measure-word coaching. Supports HSK vocabulary and handwriting search.

**Highlights:** Guided stroke-order writing practice, Per-stroke feedback on writing, Spaced repetition system (SRS), Character etymology and decomposition, Real-world example sentences, Measure-word coaching, Handwriting search

**Features:** macOS Compatibility

**In-app purchases:** none


### DuoNiu Write

[App page](https://appshunter.io/ios/app/duoniu-write/id6780910815)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Poem Practice | $0.99 | one-time |
| Unlock All Poetry | $0.99 | one-time |


## Frequently asked questions

### Is Hanzi Pen free?

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

### Is DuoNiu Write free?

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

### Do Hanzi Pen or DuoNiu Write have ads?

Neither Hanzi Pen nor DuoNiu Write shows ads.

### Which is updated more often, Hanzi Pen or DuoNiu Write?

Hanzi Pen ships an update fortnightly, and DuoNiu Write weekly. Most recently, Hanzi Pen was updated on October 15, 2026 and DuoNiu Write on October 13, 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.*