# 디지털OTP vs Citibank KR

The clearest difference is review sentiment: Citibank KR at 82% against 디지털OTP's 2%. Citibank KR also leads on rating (4.5 vs 1.6) and ratings volume (119 vs 9). 디지털OTP's advantage is iOS requirement (9.0 vs 12.0). 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.

Citibank KR holds the better App Store score, 4.5 against 1.6. That said, the two scores are not equally well evidenced: Citibank KR has 119 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 2% of 디지털OTP's written reviews are positive against 82% of Citibank KR's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 15, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 디지털OTP | Citibank KR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (9 ratings)](https://appshunter.io/ios/app/otp/id1129049090/reviews) | **[4.5 (119 ratings)](https://appshunter.io/ios/app/citibank-kr/id1179759666/reviews)** |
| Number of ratings | 9 | **119** |
| Positive reviews | 1.9% of reviews | **82.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Size | 45 MB | 134 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [KFTC](https://appshunter.io/developer/370391938) | [CITIBANK KOREA INC.](https://appshunter.io/developer/373559496) |

## What reviewers say

### 디지털OTP

[App page](https://appshunter.io/ios/app/otp/id1129049090)

This app provides a secure digital one-time password (OTP) service directly on your smartphone. It simplifies financial transactions by replacing physical security cards with your mobile device. Register at a participating bank to start using it for secure banking.

**Highlights:** Digital OTP generation, Secure financial transactions, Replaces physical security cards, Supports multiple banks, Face ID authentication, Push notification alerts

**In-app purchases:** none


### Citibank KR

[App page](https://appshunter.io/ios/app/citibank-kr/id1179759666)

Manage your banking needs with a streamlined mobile experience. Features include easy registration, simplified transfers, smart notifications, and in-app chat support. Access nearly all banking capabilities from your device for enhanced convenience and security.

**Highlights:** Hassle-free registration, Simplified transfers, Smart notifications, Mobile chat support, Full banking capabilities, Enhanced safety features

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and intuitive interface
- 🚀 Fast and efficient transactions
- 🔒 Secure login with biometrics (fingerprint, face ID)
- 💡 Snapshot feature for quick balance checks
- 💳 All-in-one app for banking and card services

**What reviewers complain about**

- 🐛 Frequent bugs and errors
- 📉 App performance issues (slow, crashes)
- 🗣️ Language settings reset issue
- 🚫 Login issues (ID+password only, non-Korean names)
- ❌ Difficulty with certain banking functions (transfers, new account opening)

**Reported bugs**

- Account transfer not working after iOS update
- Login issues with newest version
- Cannot log in with old ID-plus-password combination
- Non-Korean names cannot be entered correctly
- Copy certificate function not working

**Requested features**

- iOS 16 update
- Improved language setting persistence
- Better support for non-Korean names in login
- Fix for 'copy certificate' function
- More space for non-Korean names


## Frequently asked questions

### Is 디지털OTP free?

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

### Is Citibank KR free?

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

### Which has better reviews, 디지털OTP or Citibank KR?

Citibank KR is rated higher. 디지털OTP averages 1.6 out of 5 from 9 ratings, while Citibank KR averages 4.5 from 119 ratings.

### Do 디지털OTP or Citibank KR have ads?

Neither 디지털OTP nor Citibank KR shows ads.

### Which is updated more often, 디지털OTP or Citibank KR?

디지털OTP ships an update every 4 months, and Citibank KR every 4 months. Most recently, 디지털OTP was updated on October 15, 2026 and Citibank KR on October 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*