# 信号機 vs GS Timetable

The clearest difference is update cadence: GS Timetable at every 3 days against 信号機's every 3 months. GS Timetable also leads on iOS requirement (13.0 vs 15.0). 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.

信号機 ships an update every 3 months, GS Timetable every 3 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 信号機 | GS Timetable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6470110267/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 91 MB | 27 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ohmori Takeru](https://appshunter.io/developer/969791681) | [Fukada Kakeru](https://appshunter.io/developer/6778441833) |

## What reviewers say

### 信号機

[App page](https://appshunter.io/ios/app/id6470110267)

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

**In-app purchases:** none


### GS Timetable

[App page](https://appshunter.io/ios/app/gs-timetable/id6778481254)

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

**In-app purchases:** none


## Frequently asked questions

### Is 信号機 free?

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

### Is GS Timetable free?

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

### Do 信号機 or GS Timetable have ads?

Both 信号機 and GS Timetable show ads.

### Which is updated more often, 信号機 or GS Timetable?

信号機 ships an update every 3 months, and GS Timetable every 3 days. Most recently, 信号機 was updated on November 3, 2026 and GS Timetable on November 5, 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.*