# HAI 수능 한국사 vs Today's Scent Note

The clearest difference is in-app purchases: HAI 수능 한국사 at none against Today's Scent Note's 2. HAI 수능 한국사 also leads on iOS requirement (15.1 vs 17.0). Today's Scent Note's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Today's Scent Note sells 2 in-app purchases, starting at $2.99 per month. HAI 수능 한국사 asks for nothing beyond the download.

HAI 수능 한국사 ships an update every 2 months, Today's Scent Note weekly. The most recent releases landed on October 24, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | HAI 수능 한국사 | Today's Scent Note |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 21 MB | 124 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Educere](https://appshunter.io/developer/1698282542) | [Yewon Kim](https://appshunter.io/developer/6776514985) |

## What reviewers say

### HAI 수능 한국사

[App page](https://appshunter.io/ios/app/hai/id6468364891)

Prepare for the Korean history college entrance exam with personalized learning. Analyze your weaknesses through past questions and receive tailored recommendations for efficient study. Create custom problem sets and review incorrect answers for last-minute preparation.

**Highlights:** Personalized learning recommendations, Analysis of past exam questions, Customizable problem sets, Mock exam mode, Incorrect answer notebook

**Features:** Vision Pro support

**In-app purchases:** none


### Today's Scent Note

[App page](https://appshunter.io/ios/app/todays-scent-note/id6779403779)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 노트+ 월간 | $2.99 | per month |
| 노트+ 연간 | $19.99 | per year |


## Frequently asked questions

### Is HAI 수능 한국사 free?

HAI 수능 한국사 is free to download, with no in-app purchases.

### Is Today's Scent Note free?

Today's Scent Note is free to download, with in-app purchases available.

### Do HAI 수능 한국사 or Today's Scent Note have ads?

Neither HAI 수능 한국사 nor Today's Scent Note shows ads.

### Which is updated more often, HAI 수능 한국사 or Today's Scent Note?

HAI 수능 한국사 ships an update every 2 months, and Today's Scent Note weekly. Most recently, HAI 수능 한국사 was updated on October 24, 2026 and Today's Scent Note on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*