# 브링크(BrinK) vs 문득

The clearest difference is in-app purchases: 브링크(BrinK) at none against 문득's 2. 브링크(BrinK) also leads on update cadence (daily vs every 3 days) and iOS requirement (15.0 vs 17.2). On price, ads and device support there is nothing between them.

Both are free to download. 문득 sells 2 in-app purchases, starting at $1.99 per month. 브링크(BrinK) asks for nothing beyond the download.

브링크(BrinK) ships an update daily, 문득 every 3 days. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 브링크(BrinK) | 문득 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 days |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 37 MB |
| Requires iOS | **15.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Rudolpeu Labs Co., Ltd.](https://appshunter.io/developer/1653336460) | [JIHWAN YEOM](https://appshunter.io/developer/6805761199) |

## What reviewers say

### 브링크(BrinK)

[App page](https://appshunter.io/ios/app/brink/id6796590153)

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

**In-app purchases:** none


### 문득

[App page](https://appshunter.io/ios/app/ai-pdf/id6805761197)

This app generates AI-powered quizzes from your PDF, PPT, or Notion notes. Review material directly on your phone's lock screen, with spaced repetition for optimal recall. It automatically creates questions, answers, and options, saving you time on flashcard creation.

**Highlights:** AI quiz generation from PDF, PPT, Notion, Lock screen review cards, Spaced repetition for optimal recall, Automatic question, answer, and option creation, Mock exam mode, Customizable review intervals

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 문득 베이직 | $1.99 | per month |
| 크레딧 10개 | $1.99 | one-time |


## Frequently asked questions

### Is 브링크(BrinK) free?

브링크(BrinK) is free to download, with no in-app purchases.

### Is 문득 free?

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

### Do 브링크(BrinK) or 문득 have ads?

Neither 브링크(BrinK) nor 문득 shows ads.

### Which is updated more often, 브링크(BrinK) or 문득?

브링크(BrinK) ships an update daily, and 문득 every 3 days. Most recently, 브링크(BrinK) was updated on October 14, 2026 and 문득 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.*