# 암기 공책 vs 공감

The clearest difference is update cadence: 공감 at daily against 암기 공책's every 7 months. 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.

암기 공책 ships an update every 7 months, 공감 daily. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 암기 공책 | 공감 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 84.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Daily** |
| Monetization | Free | — |
| Size | 3 MB | 251 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [별책](https://appshunter.io/developer/569035377) | [Seoyeon Kim](https://appshunter.io/developer/1608165805) |

## What reviewers say

### 암기 공책

[App page](https://appshunter.io/ios/app/id6475179007)

This app helps with memorization through a digital notebook. Create custom notebooks, mask areas for focused study, and track your learning progress. It supports iCloud synchronization across devices.

**Highlights:** PDF-based notebook creation, Masking for focused study, Progress tracking for memorization, Note-taking and annotation, iCloud synchronization, Masking navigator

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

**In-app purchases:** none


### 공감

[App page](https://appshunter.io/ios/app/2/id6478134499)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 암기 공책 free?

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

### Is 공감 free?

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

### Do 암기 공책 or 공감 have ads?

Neither 암기 공책 nor 공감 shows ads.

### Which is updated more often, 암기 공책 or 공감?

암기 공책 ships an update every 7 months, and 공감 daily. Most recently, 암기 공책 was updated on October 8, 2026 and 공감 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.*