# Chinese Annotator vs Modu

The clearest difference is price: Modu at Free against Chinese Annotator's $0.99. Modu also leads on update cadence (weekly vs every 2 weeks). Chinese Annotator's advantage is iOS requirement (9.0 vs 15.5). On ads, in-app purchases and device support there is nothing between them.

Modu is free to download; Chinese Annotator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Chinese Annotator ships an update every 2 weeks, Modu weekly. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Chinese Annotator | Modu |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.1 (30 ratings)](https://appshunter.io/ios/app/chinese-annotator/id1195474397/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 72.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 65 MB | 147 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jon Hargett](https://appshunter.io/developer/1087189196) | [雪寒 周](https://appshunter.io/developer/1892756116) |

## What reviewers say

### Chinese Annotator

[App page](https://appshunter.io/ios/app/chinese-annotator/id1195474397)

This app helps you learn Chinese by reading ePub books. It allows you to add Pinyin and English definitions directly to the text, and track your vocabulary knowledge. You can also export your learned words for flashcard review.

**Highlights:** Import ePub files, Add Pinyin and English definitions, Track known words and characters, Hide known Pinyin/definitions, Export word lists for flashcards, Print pages to PDF

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

**In-app purchases:** none


### Modu

[App page](https://appshunter.io/ios/app/modu-chinese-reader/id6788653501)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chinese Annotator free?

Chinese Annotator costs $0.99, with no in-app purchases.

### Is Modu free?

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

### Do Chinese Annotator or Modu have ads?

Neither Chinese Annotator nor Modu shows ads.

### Which is updated more often, Chinese Annotator or Modu?

Chinese Annotator ships an update every 2 weeks, and Modu weekly. Most recently, Chinese Annotator was updated on October 9, 2026 and Modu on September 29, 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.*