# WordReading vs 오답노트AI

The clearest difference is review sentiment: 오답노트AI at 100% against WordReading's 17%. 오답노트AI also leads on update cadence (every 2 days vs every 6 months). WordReading's advantage is in-app purchases (none vs 2) and iOS requirement (12.2 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. 오답노트AI sells 2 in-app purchases, starting at $9.99 per month. WordReading asks for nothing beyond the download.

WordReading ships an update every 6 months, 오답노트AI every 2 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | WordReading | 오답노트AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 16.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | **Free** | Freemium |
| Size | 2 MB | 33 MB |
| Requires iOS | **12.2** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Epublic CO.,LTD](https://appshunter.io/developer/1171279840) | [2Labs](https://appshunter.io/developer/1089573745) |

## 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


### 오답노트AI

[App page](https://appshunter.io/ios/app/ai-ai/id6787683753)

This app uses AI to automatically create personalized study notes and practice tests from your incorrect answers. Simply photograph your mistakes, and the AI will transcribe them, organize them by subject, and generate similar problems for further practice. It also offers an AI tutor for instant help and tracks your progress with weekly reports.

**Highlights:** AI-generated study notes from photos, Automatic organization by subject and unit, Personalized practice tests with similar problems, AI tutor for instant help with questions, Spaced repetition for review, Weekly progress reports, Printable PDF test creation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 오답노트AI Pro 월간 | $9.99 | per month |
| 오답노트AI Pro 연간 | $79.99 | per year |


## Frequently asked questions

### Is WordReading free?

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

### Is 오답노트AI free?

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

### Do WordReading or 오답노트AI have ads?

Neither WordReading nor 오답노트AI shows ads.

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

WordReading ships an update every 6 months, and 오답노트AI every 2 days. Most recently, WordReading was updated on November 2, 2026 and 오답노트AI on November 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.*