# 포켓CU vs 뤼튼

The clearest difference is rating: 뤼튼 at 3.8 against 포켓CU's 3.0. 뤼튼 also leads on ads (none vs shown) and update cadence (every 11 days vs monthly). 포켓CU's advantage is in-app purchases (none vs 11). On price, review sentiment, ratings volume and monetization model there is nothing between them.

Both are free to download. 뤼튼 sells 11 one-off in-app purchases. 포켓CU asks for nothing beyond the download.

뤼튼 holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 30 and 48 respectively. Written reviews complicate that: 49% of 포켓CU's written reviews are positive against 44% of 뤼튼's, so the app with the better star average is not the one people write more warmly about.

포켓CU ships an update monthly, 뤼튼 every 11 days. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 포켓CU | 뤼튼 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (30 ratings)](https://appshunter.io/ios/app/cu/id573144133/reviews) | **[3.8 (48 ratings)](https://appshunter.io/ios/app/ai/id6448556170/reviews)** |
| Number of ratings | 30 | **48** |
| Positive reviews | **49.4% of reviews** | 43.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 182 MB | 201 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [BGFretail Co., Ltd.](https://appshunter.io/developer/573144136) | [wrtn technologies Inc.](https://appshunter.io/developer/1684966734) |

## What reviewers say

### 포켓CU

[App page](https://appshunter.io/ios/app/cu/id573144133)

Access CU convenience from your phone. Check store inventory, order online, manage benefits, and use loyalty points and payments. Enjoy features like CU Pay, item reservations, and a digital locker for promotional items.

**Highlights:** CU Pay for discounts and points, In-store inventory check, Pickup and delivery services, Item reservation for popular products, Digital locker for promotional items, Membership points and payment

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

**In-app purchases:** none


### 뤼튼

[App page](https://appshunter.io/ios/app/ai/id6448556170)

This AI-powered assistant offers a suite of tools for writing, image generation, and English conversation practice. It learns your preferences for personalized support and provides a secure, encrypted chat experience. Earn rewards by using the app and completing simple missions.

**Highlights:** AI writing and editing tools, AI image generation, AI English conversation partner, Personalized AI support, App-based rewards system, Analysis of documents and images

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 열쇠 9개 | $0.99 | one-time |
| 4,400 크레딧 | $3.99 | one-time |
| 열쇠 45개 | $4.99 | one-time |
| 10000 크레딧 | $9.99 | one-time |
| 열쇠 99개 | $9.99 | one-time |
| 20000 크레딧 | $17.99 | one-time |
| 열쇠 290개 | $19.99 | one-time |
| 열쇠 450개 | $34.99 | one-time |
| 50000 크레딧 | $39.99 | one-time |
| 100000 크레딧 | $99.99 | one-time |
| 200000 크레딧 | $199.99 | one-time |


## Frequently asked questions

### Is 포켓CU free?

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

### Is 뤼튼 free?

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

### Which has better reviews, 포켓CU or 뤼튼?

뤼튼 is rated higher. 포켓CU averages 3.0 out of 5 from 30 ratings, while 뤼튼 averages 3.8 from 48 ratings.

### Do 포켓CU or 뤼튼 have ads?

포켓CU shows ads; 뤼튼 does not.

### Which is updated more often, 포켓CU or 뤼튼?

포켓CU ships an update monthly, and 뤼튼 every 11 days. Most recently, 포켓CU was updated on October 12, 2026 and 뤼튼 on October 15, 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.*