# 졸리버 vs 문득

The clearest difference is in-app purchases: 졸리버 at none against 문득's 2. On price, update cadence, 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. 졸리버 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 졸리버 | 문득 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | — | Free with in-app purchases |
| Size | 139 MB | 37 MB |
| Requires iOS | **16.0** | 17.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [SeungWoo Lee](https://appshunter.io/developer/1709094357) | [JIHWAN YEOM](https://appshunter.io/developer/6805761199) |

## What reviewers say

### 졸리버

[App page](https://appshunter.io/ios/app/ai/id6749142771)

**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 졸리버 free?

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

### Is 문득 free?

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

### Do 졸리버 or 문득 have ads?

Neither 졸리버 nor 문득 shows ads.

### Which is updated more often, 졸리버 or 문득?

졸리버 ships an update every 3 days, and 문득 every 3 days. Most recently, 졸리버 was updated on October 13, 2026 and 문득 on October 24, 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.*