# 刷一刷 vs KIIP Study

刷一刷 and KIIP Study are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 刷一刷 sells 1 one-off in-app purchase and KIIP Study sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

刷一刷 ships an update every 4 days, KIIP Study every 3 days. The most recent releases landed on October 9, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 刷一刷 | KIIP Study |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | — | Free |
| Size | 4 MB | 20 MB |
| Requires iOS | 17 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [启灿 冯](https://appshunter.io/developer/505781173) | [Sangkwun Kang](https://appshunter.io/developer/1578140772) |

## What reviewers say

### 刷一刷

[App page](https://appshunter.io/ios/app/id6739204869)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 刷一刷 | $0.99 | one-time |


### KIIP Study

[App page](https://appshunter.io/ios/app/kiip-study-exam-practice/id6767847869)

Prepare for the Korean Social Integration Program (KIIP) exams with practice questions and explanations in 16 languages. Track your progress by topic and focus on vocabulary specific to the official KIIP textbooks.

**Highlights:** Exam-style practice questions, Explanations in 16 languages, Topic-based progress tracking, KIIP-specific vocabulary, Native-speaker audio, Spaced repetition learning

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KIIP Study Pro · Monthly | $3.99 | per month |
| KIIP Study Pro · 3 Months | $9.99 | per 3 months |
| KIIP Study Pro · Yearly | $29.99 | per year |
| KIIP Study Pro · 3 Months | $5.99 | one-time |


## Frequently asked questions

### Is 刷一刷 free?

刷一刷 is free to download, with in-app purchases available.

### Is KIIP Study free?

KIIP Study is free to download, with in-app purchases available.

### Do 刷一刷 or KIIP Study have ads?

Neither 刷一刷 nor KIIP Study shows ads.

### Which is updated more often, 刷一刷 or KIIP Study?

刷一刷 ships an update every 4 days, and KIIP Study every 3 days. Most recently, 刷一刷 was updated on October 9, 2026 and KIIP Study on October 29, 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.*