# AI 공부노트 vs 샤코치

The clearest difference is in-app purchases: 샤코치 at none against AI 공부노트's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AI 공부노트 sells 4 one-off in-app purchases. 샤코치 asks for nothing beyond the download.

AI 공부노트 ships an update every 9 days, 샤코치 every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI 공부노트 | 샤코치 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 120 MB | 18 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SNA](https://appshunter.io/developer/465897855) | [sandburg](https://appshunter.io/developer/1866783747) |

## What reviewers say

### AI 공부노트

[App page](https://appshunter.io/ios/app/ai/id6505056073)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 | $0.49 | one-time |
| 50 | $2.99 | one-time |
| 100 | $5.99 | one-time |
| 500 | $29.99 | one-time |


### 샤코치

[App page](https://appshunter.io/ios/app/id6790332798)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI 공부노트 free?

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

### Is 샤코치 free?

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

### Do AI 공부노트 or 샤코치 have ads?

Neither AI 공부노트 nor 샤코치 shows ads.

### Which is updated more often, AI 공부노트 or 샤코치?

AI 공부노트 ships an update every 9 days, and 샤코치 every 3 weeks. Most recently, AI 공부노트 was updated on November 4, 2026 and 샤코치 on October 31, 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.*