# WordReading vs 룰북

The clearest difference is ads: WordReading at none against 룰북's shown. 룰북's advantage is update cadence (every 6 days vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

WordReading ships an update every 6 months, 룰북 every 6 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | WordReading | 룰북 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 2 MB | 65 MB |
| Requires iOS | 12.2 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Epublic CO.,LTD](https://appshunter.io/developer/1171279840) | [SANGHEE JEONG](https://appshunter.io/developer/1895396585) |

## What reviewers say

### WordReading

[App page](https://appshunter.io/ios/app/wordreading/id1315910851)

Enhance practical English skills with this reading comprehension app. It offers audio playback for all textbook content, allowing users to freely navigate through passages. Designed for young learners, it builds reading confidence and strengthens foundational English abilities.

**Highlights:** MP3 audio playback for all textbook content, Passage navigation with playback controls, Phonics and sight word review, Story-based reading passages, Grammar and sentence writing activities, Supplementary learning materials

**Features:** macOS Compatibility

**In-app purchases:** none


### 룰북

[App page](https://appshunter.io/ios/app/rulebook/id6745808744)

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

**In-app purchases:** none


## Frequently asked questions

### Is WordReading free?

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

### Is 룰북 free?

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

### Do WordReading or 룰북 have ads?

룰북 shows ads; WordReading does not.

### Which is updated more often, WordReading or 룰북?

WordReading ships an update every 6 months, and 룰북 every 6 days. Most recently, WordReading was updated on October 8, 2026 and 룰북 on October 5, 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.*