# SGI M(SGI서울보증) vs KKUDA

The clearest difference is rating: SGI M(SGI서울보증) at 2.6 against KKUDA's 1.0. SGI M(SGI서울보증) also leads on ads (none vs shown) and monetization model (free vs ad-supported). KKUDA's advantage is update cadence (every 2 weeks vs every 2 months) and review sentiment (61% vs 52%). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SGI M(SGI서울보증) holds the better App Store score, 2.6 against 1.0. That said, the two scores are not equally well evidenced: SGI M(SGI서울보증) has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 52% of SGI M(SGI서울보증)'s written reviews are positive against 61% of KKUDA's, so the app with the better star average is not the one people write more warmly about.

SGI M(SGI서울보증) ships an update every 2 months, KKUDA every 2 weeks. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SGI M(SGI서울보증) | KKUDA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (5 ratings)](https://appshunter.io/ios/app/sgi-msgi/id6443694425/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/kkuda/id6460770486/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 52.2% of reviews | **60.7% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 80 MB | 61 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SGI서울보증](https://appshunter.io/developer/638584684) | [SHAREROUND Inc.](https://appshunter.io/developer/1523992864) |

## What reviewers say

### SGI M(SGI서울보증)

[App page](https://appshunter.io/ios/app/sgi-msgi/id6443694425)

Manage your insurance contracts conveniently from your smartphone. Offers secure login options and electronic signing for various services, including new online-exclusive product sales. Contact customer service for assistance.

**Highlights:** Insurance contract management, Secure login via financial certificate or phone verification, Quick login with Kakao/Naver, Electronic signing with various certificates, New online-exclusive product sales

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

**In-app purchases:** none


### KKUDA

[App page](https://appshunter.io/ios/app/kkuda/id6460770486)

This app allows users to make installment payments for popular brand products using their bank accounts or check cards. Choose payment periods from 3 to 36 months to fit your financial situation. Sign up for service launch notifications to be among the first to use the service.

**Highlights:** Easy installment payments, Flexible payment periods (3-36 months), Use bank accounts or check cards, Shop popular brands, Service launch notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is SGI M(SGI서울보증) free?

SGI M(SGI서울보증) is free to download, with no in-app purchases.

### Is KKUDA free?

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

### Which has better reviews, SGI M(SGI서울보증) or KKUDA?

SGI M(SGI서울보증) is rated higher. SGI M(SGI서울보증) averages 2.6 out of 5 from 5 ratings, while KKUDA averages 1.0 from 1 ratings.

### Do SGI M(SGI서울보증) or KKUDA have ads?

KKUDA shows ads; SGI M(SGI서울보증) does not.

### Which is updated more often, SGI M(SGI서울보증) or KKUDA?

SGI M(SGI서울보증) ships an update every 2 months, and KKUDA every 2 weeks. Most recently, SGI M(SGI서울보증) was updated on October 13, 2026 and KKUDA 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.*