# 오답노트AI vs 한국 시험학습

The clearest difference is in-app purchases: 오답노트AI at none against 한국 시험학습's 1. 한국 시험학습's advantage is iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. 한국 시험학습 sells 1 in-app purchase, starting at $14.99 per year. 오답노트AI asks for nothing beyond the download.

## The numbers

| Metric | 오답노트AI | 한국 시험학습 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Freemium | — |
| Size | 28 MB | 2 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [2Labs](https://appshunter.io/developer/1089573745) | [镇洲 陈](https://appshunter.io/developer/1876395495) |

## What reviewers say

### 오답노트AI

[App page](https://appshunter.io/ios/app/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:** none


### 한국 시험학습

[App page](https://appshunter.io/ios/app/id6794535271)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 연간 멤버십 | $14.99 | per year |


## Frequently asked questions

### Is 오답노트AI free?

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

### Is 한국 시험학습 free?

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

### Do 오답노트AI or 한국 시험학습 have ads?

Neither 오답노트AI nor 한국 시험학습 shows ads.

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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.*