# 카카오페이 vs KB제로페이Biz

The clearest difference is review sentiment: 카카오페이 at 49% against KB제로페이Biz's 0%. 카카오페이 also leads on update cadence (weekly vs every 21 months) and ratings volume (132 vs 1). KB제로페이Biz's advantage is rating (5.0 vs 4.2) and in-app purchases (none vs 28). On price and device support there is nothing between them.

Both are free to download. 카카오페이 sells 28 one-off in-app purchases. KB제로페이Biz asks for nothing beyond the download.

KB제로페이Biz holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: 카카오페이 has 132 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 49% of 카카오페이's written reviews are positive against 0% of KB제로페이Biz's, so the app with the better star average is not the one people write more warmly about.

카카오페이 ships an update weekly, KB제로페이Biz every 21 months. The most recent releases landed on October 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 카카오페이 | KB제로페이Biz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (132 ratings)](https://appshunter.io/ios/app/id1464496236/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kbbiz/id1490224962/reviews)** |
| Number of ratings | **132** | 1 |
| Positive reviews | **48.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 21 months |
| Monetization | — | Free |
| Size | 273 MB | 36 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kakaopay corp.](https://appshunter.io/developer/1435127192) | [Kookmin Bank Co., Ltd.](https://appshunter.io/developer/373742141) |

## What reviewers say

### 카카오페이

[App page](https://appshunter.io/ios/app/id1464496236)

**Features:** Apple Wallet, Apple Watch app

**In-app purchases (28)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1100원 상품 | $0.49 | one-time |
| 1500원 상품 | $0.99 | one-time |
| 3300원 상품 | $1.99 | one-time |
| 3500원 상품 | $1.99 | one-time |
| 5500원 상품 | $2.99 | one-time |
| 6600원 상품 | $3.99 | one-time |
| 6900원 상품 | $3.99 | one-time |
| 8900원 상품 | $4.99 | one-time |
| 7900원 상품 | $4.99 | one-time |
| 9500원 상품 | $5.99 | one-time |
| 9900원 상품 | $5.99 | one-time |
| 11000원 상품 | $6.99 | one-time |
| 13000원 상품 | $7.99 | one-time |
| 13900원 상품 | $8.99 | one-time |
| 17000원 상품 | $9.99 | one-time |
| 15000원 상품 | $9.99 | one-time |
| 19000원 상품 | $11.99 | one-time |
| 20000원 상품 | $11.99 | one-time |
| 22000원 상품 | $12.99 | one-time |
| 25000원 상품 | $14.99 | one-time |
| 28000원 상품 | $17.99 | one-time |
| 30000원 상품 | $19.99 | one-time |
| 33000원 상품 | $19.99 | one-time |
| 44000원 상품 | $29.99 | one-time |
| 55000원 상품 | $34.99 | one-time |
| 70000원 상품 | $39.99 | one-time |
| 99000원 상품 | $59.99 | one-time |
| 140000원 상품 | $89.99 | one-time |


### KB제로페이Biz

[App page](https://appshunter.io/ios/app/kbbiz/id1490224962)

This app allows users to make quick payments at ZeroPay merchants using QR codes. It simplifies expense tracking with downloadable receipts and enables easy approval of payment authorizations and limit increases. It's designed for specific government and public institution employees.

**Highlights:** QR code payments at ZeroPay merchants, Downloadable receipts for expense tracking, Approve payment authorizations and limit increases, Search and contact ZeroPay merchants, Simple login with password, pattern, or biometrics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 카카오페이 free?

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

### Is KB제로페이Biz free?

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

### Which has better reviews, 카카오페이 or KB제로페이Biz?

KB제로페이Biz is rated higher. 카카오페이 averages 4.2 out of 5 from 132 ratings, while KB제로페이Biz averages 5.0 from 1 ratings.

### Do 카카오페이 or KB제로페이Biz have ads?

카카오페이 shows ads; KB제로페이Biz does not.

### Which is updated more often, 카카오페이 or KB제로페이Biz?

카카오페이 ships an update weekly, and KB제로페이Biz every 21 months. Most recently, 카카오페이 was updated on October 26, 2026 and KB제로페이Biz on October 14, 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.*