# 공부G타임 vs 오답노트AI

공부G타임 and 오답노트AI are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | 공부G타임 | 오답노트AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Monetization | — | Freemium |
| Size | 1 MB | 33 MB |
| Requires iOS | 18.4 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CHUL HYUN LEE](https://appshunter.io/developer/297999549) | [2Labs](https://appshunter.io/developer/1089573745) |

## What reviewers say

### 공부G타임

[App page](https://appshunter.io/ios/app/g/id6745181817)

**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:** none


## Frequently asked questions

### Is 공부G타임 free?

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

### Is 오답노트AI free?

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

### Do 공부G타임 or 오답노트AI have ads?

Neither 공부G타임 nor 오답노트AI 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.*