# KB Pay vs KB제로페이Biz

The clearest difference is review sentiment: KB Pay at 54% against KB제로페이Biz's 0%. KB Pay also leads on update cadence (every 2 weeks vs every 21 months) and ratings volume (181 vs 1). KB제로페이Biz's advantage is rating (5.0 vs 3.4) and ads (none vs shown). 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.

KB제로페이Biz holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: KB Pay has 181 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 54% of KB Pay'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.

KB Pay ships an update every 2 weeks, KB제로페이Biz every 21 months. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | KB Pay | KB제로페이Biz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (181 ratings)](https://appshunter.io/ios/app/kb-pay/id695436326/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kbbiz/id1490224962/reviews)** |
| Number of ratings | **181** | 1 |
| Positive reviews | **54.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 21 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 244 MB | 36 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KB KOOKMINCARD CO., LTD.](https://appshunter.io/developer/474177090) | [Kookmin Bank Co., Ltd.](https://appshunter.io/developer/373742141) |

## What reviewers say

### KB Pay

[App page](https://appshunter.io/ios/app/kb-pay/id695436326)

Manage all your KB cards, assets, and lifestyle services in one app. Track payments, access loans, apply for cards, and enjoy exclusive shopping and travel deals. Optimize your spending with integrated financial tools and rewards.

**Highlights:** Card payment tracking and instant payment, Loan and credit services, Shopping and travel booking, Personalized benefits and events, Payment via bank accounts and points, Expense management and memo features

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and convenient payment processing
- 👍 User-friendly and intuitive interface
- 💳 Seamless card payment integration
- 🎁 Good rewards and points accumulation
- 🔐 Face ID and biometric authentication support

**What reviewers complain about**

- 🌍 No English language support despite claims
- 🔐 Authentication issues for overseas users
- 🐛 Frequent app crashes and freezing
- ⚠️ Complex and cluttered interface with too many features
- 🚫 Overseas residents cannot access services

**Reported bugs**

- Card reissuance authentication fails at step 2
- Card password authentication doesn't proceed
- Infinite loop when viewing event notifications
- White screen errors preventing navigation
- App lock feature causes infinite loading screen

**Requested features**

- English language support (critical for foreigners)
- Chinese and Vietnamese language support
- Simplified interface with fewer features
- Separate pay-only app for faster performance
- Dark mode option


### 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 KB Pay free?

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

### Is KB제로페이Biz free?

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

### Which has better reviews, KB Pay or KB제로페이Biz?

KB제로페이Biz is rated higher. KB Pay averages 3.4 out of 5 from 181 ratings, while KB제로페이Biz averages 5.0 from 1 ratings.

### Do KB Pay or KB제로페이Biz have ads?

KB Pay shows ads; KB제로페이Biz does not.

### Which is updated more often, KB Pay or KB제로페이Biz?

KB Pay ships an update every 2 weeks, and KB제로페이Biz every 21 months. Most recently, KB Pay was updated on October 17, 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.*