# SAT 비법노트 vs Linklass 링클래스

The clearest difference is in-app purchases: Linklass 링클래스 at none against SAT 비법노트's 4. Linklass 링클래스 also leads on update cadence (every 2 days vs monthly). SAT 비법노트's advantage is ads (none vs shown) and iOS requirement (9.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. SAT 비법노트 sells 4 one-off in-app purchases. Linklass 링클래스 asks for nothing beyond the download.

SAT 비법노트 ships an update monthly, Linklass 링클래스 every 2 days. The most recent releases landed on September 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SAT 비법노트 | Linklass 링클래스 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sat/id631703367/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 95.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 84 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [POPEGG Co., Ltd.](https://appshunter.io/developer/433338054) | [Cumiel Inc.](https://appshunter.io/developer/1884808417) |

## What reviewers say

### SAT 비법노트

[App page](https://appshunter.io/ios/app/sat/id631703367)

This app offers comprehensive SAT preparation, focusing on Writing and Language sections with detailed strategies, grammar rules, and problem-solving techniques. It includes official SAT study guide solutions, an AI-powered assistant for step-by-step problem solving, a score calculator, and personalized study guides based on score ranges.

**Highlights:** SAT Writing and Language core concepts, Official SAT Study Guide solutions, AI-powered WL Assistant for problem-solving, SAT score calculator, Score-based study guides, Grammar and punctuation strategies

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 eggs | $0.99 | one-time |
| 20 eggs | $1.99 | one-time |
| A hen | $2.99 | one-time |
| One month's subscription pass | $4.99 | one-time |


### Linklass 링클래스

[App page](https://appshunter.io/ios/app/linklass/id6761659309)

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

**In-app purchases:** none


## Frequently asked questions

### Is SAT 비법노트 free?

SAT 비법노트 is free to download, with in-app purchases available.

### Is Linklass 링클래스 free?

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

### Do SAT 비법노트 or Linklass 링클래스 have ads?

Linklass 링클래스 shows ads; SAT 비법노트 does not.

### Which is updated more often, SAT 비법노트 or Linklass 링클래스?

SAT 비법노트 ships an update monthly, and Linklass 링클래스 every 2 days. Most recently, SAT 비법노트 was updated on September 13, 2026 and Linklass 링클래스 on September 30, 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.*