# 디지털OTP vs PASS by SKT

The clearest difference is review sentiment: PASS by SKT at 65% against 디지털OTP's 2%. PASS by SKT also leads on rating (2.6 vs 1.6) and update cadence (every 2 months vs every 4 months). 디지털OTP's advantage is iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PASS by SKT holds the better App Store score, 2.6 against 1.6. That said, the two scores are not equally well evidenced: PASS by SKT has 87 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 65% of PASS by SKT's.

디지털OTP ships an update every 4 months, PASS by SKT every 2 months. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 디지털OTP | PASS by SKT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (9 ratings)](https://appshunter.io/ios/app/otp/id1129049090/reviews) | **[2.6 (87 ratings)](https://appshunter.io/ios/app/pass-by-skt/id1141258007/reviews)** |
| Number of ratings | 9 | **87** |
| Positive reviews | 1.9% of reviews | **65.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 45 MB | 268 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KFTC](https://appshunter.io/developer/370391938) | [SK Telecom](https://appshunter.io/developer/329992155) |

## 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


### PASS by SKT

[App page](https://appshunter.io/ios/app/pass-by-skt/id1141258007)

This app offers a comprehensive suite of services beyond simple authentication. It includes digital identity verification, secure certificate issuance, mobile identification, and financial management tools. Users can also access health information, lifestyle services, and mobile payment options.

**Highlights:** Digital identity verification, Mobile driver's license and resident registration card, Secure digital certificate issuance, Financial management and investment information, Mobile payment and content fee management, Phishing and identity theft protection, Smart ticket for airport access

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient authentication
- 🚀 Fast and simple verification
- 🔒 Secure login with biometrics
- 💡 Time-saving for frequent verifications
- ✅ Useful for various online services

**What reviewers complain about**

- ❌ Forced default app for documents
- ❌ Difficult to change default app settings
- ❌ App not foreigner-friendly
- ❌ Mandatory additional service promotion
- ❌ Issues with verification and login

**Reported bugs**

- App crashes or closes immediately upon opening
- Cannot delete the app
- App forces itself as the default for document files
- Verification fails even with app installed
- Cannot reset password after phone reset

**Requested features**

- Allow changing default app for documents
- Improve QR code recognition rate
- Provide English translation for the app
- Add option to disable confirmation prompts for biometric login
- Allow manual input of email for support inquiries


## Frequently asked questions

### Is 디지털OTP free?

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

### Is PASS by SKT free?

PASS by SKT is free to download, with no in-app purchases.

### Which has better reviews, 디지털OTP or PASS by SKT?

PASS by SKT is rated higher. 디지털OTP averages 1.6 out of 5 from 9 ratings, while PASS by SKT averages 2.6 from 87 ratings.

### Do 디지털OTP or PASS by SKT have ads?

Neither 디지털OTP nor PASS by SKT shows ads.

### Which is updated more often, 디지털OTP or PASS by SKT?

디지털OTP ships an update every 4 months, and PASS by SKT every 2 months. Most recently, 디지털OTP was updated on November 2, 2026 and PASS by SKT on November 6, 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.*