# Korea Subway Map vs RailNetwork

The clearest difference is review sentiment: RailNetwork at 67% against Korea Subway Map's 0%. RailNetwork also leads on update cadence (every 5 weeks vs every 3 months) and device support (3 vs 1). Korea Subway Map's advantage is iOS requirement (16.0 vs 18.0). 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.

Korea Subway Map ships an update every 3 months, RailNetwork every 5 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Korea Subway Map | RailNetwork |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 92 MB | 95 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Doppel Soft](https://appshunter.io/developer/580488191) | [Byeonghyeon Jeon](https://appshunter.io/developer/1696559673) |

## What reviewers say

### Korea Subway Map

[App page](https://appshunter.io/ios/app/korea-subway-map/id6469571969)

This app offers intuitive route maps for major Korean subway systems, including Seoul, Busan, Daegu, Daejeon, and Gwangju. Easily check complex subway information with the latest maps and filter by train type. It supports multiple languages for a convenient user experience.

**Highlights:** Latest subway maps for major Korean cities, Filter by region and train type, Multi-language support, Intuitive route planning, Easy access to subway information

**Features:** Vision Pro support

**In-app purchases:** none


### RailNetwork

[App page](https://appshunter.io/ios/app/railnetwork-real-time-train/id6474718165)

Track the real-time location of subway trains in the Seoul metropolitan area displayed on a route map. View schedules, track positions, and train car information when available. Accuracy is not guaranteed, and the app is independent of railway operators.

**Highlights:** Real-time train location tracking, Display on route map, View train schedules, Track train car information, Supports multiple devices

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Korea Subway Map free?

Korea Subway Map is free to download, with no in-app purchases.

### Is RailNetwork free?

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

### Do Korea Subway Map or RailNetwork have ads?

Both Korea Subway Map and RailNetwork show ads.

### Which is updated more often, Korea Subway Map or RailNetwork?

Korea Subway Map ships an update every 3 months, and RailNetwork every 5 weeks. Most recently, Korea Subway Map was updated on October 24, 2026 and RailNetwork on October 30, 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.*