# 공인중개사 기출문제 vs Oracle Java SE 21 Developer

The clearest difference is ads: Oracle Java SE 21 Developer at none against 공인중개사 기출문제's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. 공인중개사 기출문제 sells 4 in-app purchases, starting at $1.99 per month and Oracle Java SE 21 Developer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

공인중개사 기출문제 ships an update every 10 days, Oracle Java SE 21 Developer weekly. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 공인중개사 기출문제 | Oracle Java SE 21 Developer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 94 MB | 209 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [dasong sim](https://appshunter.io/developer/1883683802) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### 공인중개사 기출문제

[App page](https://appshunter.io/ios/app/1-2/id6766960691)

This app uses cognitive science principles and an FSRS algorithm to optimize study schedules for the Korean real estate agent exam. It focuses on reviewing material just before you forget it, offering a vast question bank, detailed explanations, and personalized study modes to improve retention and exam performance. Offline access and progress tracking are also included.

**Highlights:** FSRS smart review algorithm, 5,228 practice questions, Detailed answer explanations, Concept-based learning mode, Weakness analysis heatmap, Offline study capability, Exam schedule countdown

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 프리미엄 월간 | $1.99 | per month |
| 프리미엄 3개월 | $4.99 | per 3 months |
| 프리미엄 연간 | $9.99 | per year |
| 프리미엄 평생 | $14.99 | one-time |


### Oracle Java SE 21 Developer

[App page](https://appshunter.io/ios/app/oracle-java-se-21-developer/id6785110070)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is 공인중개사 기출문제 free?

공인중개사 기출문제 is free to download, with in-app purchases available.

### Is Oracle Java SE 21 Developer free?

Oracle Java SE 21 Developer is free to download, with in-app purchases available.

### Do 공인중개사 기출문제 or Oracle Java SE 21 Developer have ads?

공인중개사 기출문제 shows ads; Oracle Java SE 21 Developer does not.

### Which is updated more often, 공인중개사 기출문제 or Oracle Java SE 21 Developer?

공인중개사 기출문제 ships an update every 10 days, and Oracle Java SE 21 Developer weekly. Most recently, 공인중개사 기출문제 was updated on October 2, 2026 and Oracle Java SE 21 Developer on October 9, 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.*