# 네이버 지식iN, 엑스퍼트 vs klotski

The clearest difference is in-app purchases: 네이버 지식iN, 엑스퍼트 at none against klotski's 3. 네이버 지식iN, 엑스퍼트 also leads on ratings volume (95 vs 1). klotski's advantage is rating (5.0 vs 4.7) and update cadence (every 2 weeks vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. klotski sells 3 one-off in-app purchases. 네이버 지식iN, 엑스퍼트 asks for nothing beyond the download.

klotski holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: 네이버 지식iN, 엑스퍼트 has 95 ratings behind it against 1, so its average is the more settled of the two.

네이버 지식iN, 엑스퍼트 ships an update monthly, klotski every 2 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 네이버 지식iN, 엑스퍼트 | klotski |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (95 ratings)](https://appshunter.io/ios/app/in/id1478082869/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/klotski-sliding-puzzles/id6763393870/reviews)** |
| Number of ratings | **95** | 1 |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 151 MB | 25 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [NAVER Corp.](https://appshunter.io/developer/311867731) | [Insight&myung, LLC](https://appshunter.io/developer/1752352451) |

## What reviewers say

### 네이버 지식iN, 엑스퍼트

[App page](https://appshunter.io/ios/app/in/id1478082869)

Get expert advice on a wide range of topics, from fortune-telling and legal matters to language learning and IT. Connect with verified professionals for personalized consultations via chat, voice, or video call.

**Highlights:** Ask and answer questions on diverse topics, Consult with verified experts, Receive advice on fortune-telling, legal, and academic fields, Connect via chat, voice, or video call, Explore Q&A content and share knowledge, Create a professional profile

**Features:** Vision Pro support

**In-app purchases:** none


### klotski

[App page](https://appshunter.io/ios/app/klotski-sliding-puzzles/id6763393870)

Slide blocks to guide a specific piece to the exit in this classic puzzle game. It offers 100 challenging levels with verified optimal solutions and a smart hint system to help you learn.

**Highlights:** 100 handcrafted puzzles, 5 difficulty tiers, Smart hint system, Progress tracking with stars, Undo and reset functionality, Minimalist dark-themed interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 힌트 10개 | $0.49 | one-time |
| 힌트 30개 | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is 네이버 지식iN, 엑스퍼트 free?

네이버 지식iN, 엑스퍼트 is free to download, with no in-app purchases.

### Is klotski free?

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

### Which has better reviews, 네이버 지식iN, 엑스퍼트 or klotski?

klotski is rated higher. 네이버 지식iN, 엑스퍼트 averages 4.7 out of 5 from 95 ratings, while klotski averages 5.0 from 1 ratings.

### Do 네이버 지식iN, 엑스퍼트 or klotski have ads?

Neither 네이버 지식iN, 엑스퍼트 nor klotski shows ads.

### Which is updated more often, 네이버 지식iN, 엑스퍼트 or klotski?

네이버 지식iN, 엑스퍼트 ships an update monthly, and klotski every 2 weeks. Most recently, 네이버 지식iN, 엑스퍼트 was updated on November 4, 2026 and klotski on October 31, 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.*