# SAT 비법노트 vs Upgrade Campus

The clearest difference is in-app purchases: Upgrade Campus at none against SAT 비법노트's 4. SAT 비법노트's advantage is iOS requirement (9.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

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

SAT 비법노트 ships an update monthly, Upgrade Campus every 3 weeks. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | SAT 비법노트 | Upgrade Campus |
| --- | --- | --- |
| 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 | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 69 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [POPEGG Co., Ltd.](https://appshunter.io/developer/433338054) | [Team Upgrade Korea Corp.](https://appshunter.io/developer/1753241688) |

## 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 |


### Upgrade Campus

[App page](https://appshunter.io/ios/app/upgrade-campus/id6504674876)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SAT 비법노트 free?

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

### Is Upgrade Campus free?

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

### Do SAT 비법노트 or Upgrade Campus have ads?

Neither SAT 비법노트 nor Upgrade Campus shows ads.

### Which is updated more often, SAT 비법노트 or Upgrade Campus?

SAT 비법노트 ships an update monthly, and Upgrade Campus every 3 weeks. Most recently, SAT 비법노트 was updated on September 13, 2026 and Upgrade Campus on September 22, 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.*