# 서울버스 vs RailNetwork

The clearest difference is monetization model: 서울버스 at free against RailNetwork's ad-supported. 서울버스 also leads on update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (13.0 vs 18.0). RailNetwork's advantage is review sentiment (69% vs 60%). 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.

서울버스 ships an update every 3 weeks, RailNetwork every 6 weeks. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 서울버스 | RailNetwork |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6470144892/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | **68.8% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 73 MB | 92 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Seho Kim](https://appshunter.io/developer/951393693) | [Byeonghyeon Jeon](https://appshunter.io/developer/1696559673) |

## What reviewers say

### 서울버스

[App page](https://appshunter.io/ios/app/id6470144892)

Get real-time bus arrival information and find nearby bus stops. Save your favorite routes and stations for quick access. Also provides weather and air quality forecasts.

**Highlights:** Real-time bus arrival information, Nearby bus stop search, Favorite bus stops and routes, Weather forecasts, Air quality information

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

**In-app purchases:** none


### RailNetwork

[App page](https://appshunter.io/ios/app/railnetwork/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 서울버스 free?

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

### Is RailNetwork free?

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

### Do 서울버스 or RailNetwork have ads?

Both 서울버스 and RailNetwork show ads.

### Which is updated more often, 서울버스 or RailNetwork?

서울버스 ships an update every 3 weeks, and RailNetwork every 6 weeks. Most recently, 서울버스 was updated on October 13, 2026 and RailNetwork on October 3, 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.*