# 메타채점 vs 오답노트AI

The clearest difference is update cadence: 오답노트AI at every 2 days against 메타채점's every 19 months. 메타채점's advantage is iOS requirement (16.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

메타채점 ships an update every 19 months, 오답노트AI every 2 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 메타채점 | 오답노트AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 1 MB | 33 MB |
| Requires iOS | **16.1** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [메타수학](https://appshunter.io/developer/1679207076) | [2Labs](https://appshunter.io/developer/1089573745) |

## What reviewers say

### 메타채점

[App page](https://appshunter.io/ios/app/id6447123847)

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

**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 메타채점 free?

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

### Is 오답노트AI free?

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

### Do 메타채점 or 오답노트AI have ads?

Neither 메타채점 nor 오답노트AI shows ads.

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

메타채점 ships an update every 19 months, and 오답노트AI every 2 days. Most recently, 메타채점 was updated on October 13, 2026 and 오답노트AI on October 24, 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.*