# DECET vs KKST

The clearest difference is review sentiment: KKST at 38% against DECET's 0%. DECET's advantage is iOS requirement (14.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DECET | KKST |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **37.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Size | 80 MB | 73 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [(주)씨오리퍼블릭](https://appshunter.io/developer/1598055222) | [주식회사 케이케이에스티](https://appshunter.io/developer/1758655108) |

## What reviewers say

### DECET

[App page](https://appshunter.io/ios/app/decet/id6444780622)

Access exclusive coupons, discounts, and special offers optimized for mobile devices. Manage your orders, shopping cart, and shipping information with automatic login and store notifications.

**Highlights:** Exclusive coupons and discounts, Automatic login, Order tracking, Shopping cart management, Shipping information management, Store notifications, Access social media

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

**In-app purchases:** none


### KKST

[App page](https://appshunter.io/ios/app/kkst/id6566171350)

Access exclusive coupons, discounts, and special offers optimized for mobile. Manage orders, shipping information, and your shopping cart with automatic login and store notifications.

**Highlights:** Exclusive coupons and discounts, Automatic login, Order tracking, Shopping cart management, Store notifications, Customer service access

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

**In-app purchases:** none


## Frequently asked questions

### Is DECET free?

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

### Is KKST free?

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

### Do DECET or KKST have ads?

Neither DECET nor KKST shows ads.

### Which is updated more often, DECET or KKST?

DECET ships an update every 4 months, and KKST every 4 months. Most recently, DECET was updated on October 7, 2026 and KKST on October 8, 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.*