# 스마트 지하철 (필수어플) vs KakaoMetro

The clearest difference is review sentiment: 스마트 지하철 (필수어플) at 77% against KakaoMetro's 21%. 스마트 지하철 (필수어플) also leads on rating (4.0 vs 2.5) and ads (none vs shown). KakaoMetro's advantage is ratings volume (108 vs 1). On price, update cadence, 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.

스마트 지하철 (필수어플) holds the better App Store score, 4.0 against 2.5. That said, the two scores are not equally well evidenced: KakaoMetro has 108 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 77% of 스마트 지하철 (필수어플)'s written reviews are positive against 21% of KakaoMetro's.

스마트 지하철 (필수어플) ships an update monthly, KakaoMetro every 2 months. The most recent releases landed on November 6, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | 스마트 지하철 (필수어플) | KakaoMetro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id542623345/reviews)** | [2.5 (108 ratings)](https://appshunter.io/ios/app/kakaometro/id1095533900/reviews) |
| Number of ratings | 1 | **108** |
| Positive reviews | **76.9% of reviews** | 20.6% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 48 MB | 101 MB |
| Requires iOS | **6.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ENZ](https://appshunter.io/developer/317556801) | [Kakao Mobility Corp.](https://appshunter.io/developer/1266185413) |

## What reviewers say

### 스마트 지하철 (필수어플)

[App page](https://appshunter.io/ios/app/id542623345)

This app provides subway maps and real-time arrival information for major South Korean cities. It offers route planning with options for fastest or fewest transfers, and includes details like station exits and lost and found information. Designed for ease of use, it requires minimal data and personal information.

**Highlights:** Subway maps for multiple cities, Real-time train arrival information, Route planning (fastest/fewest transfers), Station exit and lost & found details, Offline route calculation, Favorites and history

**Features:** macOS Compatibility

**In-app purchases:** none


### KakaoMetro

[App page](https://appshunter.io/ios/app/kakaometro/id1095533900)

Navigate subways with real-time arrival information and smart route planning. Discover station layouts, find the best carriage to board, and access transit maps based on actual station locations. Get the fastest routes and helpful transit details for major South Korean cities.

**Highlights:** Real-time arrival information, Subway maps based on real locations, Carriage boarding guidance, Fastest route calculation, Landmark indicators on maps, Nearby station detection

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- 🗺️ Detailed route information
- 📍 Real-time location tracking
- ⬆️ Useful transfer guidance
- 🗺️ Exit and escalator information

**What reviewers complain about**

- 🐛 Inaccurate schedules
- 🐛 Station direction mismatch
- 🐛 Incorrect arrival times
- 🐛 Route calculation issues
- 🐛 Crashes frequently

**Reported bugs**

- Schedules are inaccurate
- Station directions are incorrect
- Real-time information is unreliable
- App crashes when accessing settings
- iOS widgets disappear after update

**Requested features**

- Add dark mode for iOS icons
- Support iOS widgets
- Re-enable English search and results
- Add Apple Watch support
- Display route on the subway line visually


## Frequently asked questions

### Is 스마트 지하철 (필수어플) free?

스마트 지하철 (필수어플) is free to download, with no in-app purchases.

### Is KakaoMetro free?

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

### Which has better reviews, 스마트 지하철 (필수어플) or KakaoMetro?

스마트 지하철 (필수어플) is rated higher. 스마트 지하철 (필수어플) averages 4.0 out of 5 from 1 ratings, while KakaoMetro averages 2.5 from 108 ratings.

### Do 스마트 지하철 (필수어플) or KakaoMetro have ads?

KakaoMetro shows ads; 스마트 지하철 (필수어플) does not.

### Which is updated more often, 스마트 지하철 (필수어플) or KakaoMetro?

스마트 지하철 (필수어플) ships an update monthly, and KakaoMetro every 2 months. Most recently, 스마트 지하철 (필수어플) was updated on November 6, 2026 and KakaoMetro on November 11, 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.*