# ICN SMARTPASS (인천공항 스마트패스) vs Trace Note

The clearest difference is update cadence: Trace Note at every 6 days against ICN SMARTPASS (인천공항 스마트패스)'s every 6 weeks. ICN SMARTPASS (인천공항 스마트패스)'s advantage is iOS requirement (16.7 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

ICN SMARTPASS (인천공항 스마트패스) ships an update every 6 weeks, Trace Note every 6 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ICN SMARTPASS (인천공항 스마트패스) | Trace Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (167 ratings)](https://appshunter.io/ios/app/icn-smartpass/id6443837919/reviews)** | — |
| Number of ratings | **167** | — |
| Positive reviews | 12.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Free | — |
| Size | 209 MB | 74 MB |
| Requires iOS | **16.7** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [인천국제공항공사](https://appshunter.io/developer/490515541) | [tae hyeong um](https://appshunter.io/developer/1317706186) |

## What reviewers say

### ICN SMARTPASS (인천공항 스마트패스)

[App page](https://appshunter.io/ios/app/icn-smartpass/id6443837919)

Register your Smart Pass ID and use the airport with facial recognition. Once registered with your passport and face, it's usable for 5 years with robust security features. Supports mobile and paper boarding passes, with upcoming reservation services.

**Highlights:** Facial recognition airport access, 5-year registration validity, Passport and face registration, Secure authentication (anti-forgery, liveness), Mobile and paper boarding pass support, Upcoming reservation services

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⭐ Works well with iPhone 11 Pro Max
- ✅ Passport chip scanning successful for some users
- 🔑 Helpful tips for scanning US passports

**What reviewers complain about**

- 🚫 Passport chip scanning failure for many users
- 🤯 Difficult and confusing to use
- 🐞 Frequent crashes and bugs
- 🙅‍♀️ Doesn't work with non-Korean passports/boarding passes

**Reported bugs**

- Passport chip scanning not working
- Boarding pass QR code not recognized
- Registration and verification process issues

**Requested features**

- Manual passport information entry option
- Better instructions and guidance for users
- Support for more passport types and boarding pass formats


### Trace Note

[App page](https://appshunter.io/ios/app/trace-note/id6773600011)

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

**In-app purchases:** none


## Frequently asked questions

### Is ICN SMARTPASS (인천공항 스마트패스) free?

ICN SMARTPASS (인천공항 스마트패스) is free to download, with no in-app purchases.

### Is Trace Note free?

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

### Do ICN SMARTPASS (인천공항 스마트패스) or Trace Note have ads?

Neither ICN SMARTPASS (인천공항 스마트패스) nor Trace Note shows ads.

### Which is updated more often, ICN SMARTPASS (인천공항 스마트패스) or Trace Note?

ICN SMARTPASS (인천공항 스마트패스) ships an update every 6 weeks, and Trace Note every 6 days. Most recently, ICN SMARTPASS (인천공항 스마트패스) was updated on November 3, 2026 and Trace Note on October 31, 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.*