# JR四国非公式アプリ vs 電車速度計測アプリ

The clearest difference is ads: JR四国非公式アプリ at none against 電車速度計測アプリ's shown. 電車速度計測アプリ's advantage is update cadence (every 4 days vs every 5 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

JR四国非公式アプリ ships an update every 5 months, 電車速度計測アプリ every 4 days. The most recent releases landed on October 12, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | JR四国非公式アプリ | 電車速度計測アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 4 days** |
| Size | 143 MB | 19 MB |
| Requires iOS | **16.4** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Haruki Mukai](https://appshunter.io/developer/1488118220) | [Akira Sato](https://appshunter.io/developer/1790337837) |

## What reviewers say

### JR四国非公式アプリ

[App page](https://appshunter.io/ios/app/jr/id1492536111)

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

**In-app purchases:** none


### 電車速度計測アプリ

[App page](https://appshunter.io/ios/app/id6740508669)

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

**In-app purchases:** none


## Frequently asked questions

### Is JR四国非公式アプリ free?

JR四国非公式アプリ is free to download, with no in-app purchases.

### Is 電車速度計測アプリ free?

電車速度計測アプリ is free to download, with no in-app purchases.

### Do JR四国非公式アプリ or 電車速度計測アプリ have ads?

電車速度計測アプリ shows ads; JR四国非公式アプリ does not.

### Which is updated more often, JR四国非公式アプリ or 電車速度計測アプリ?

JR四国非公式アプリ ships an update every 5 months, and 電車速度計測アプリ every 4 days. Most recently, JR四国非公式アプリ was updated on October 12, 2026 and 電車速度計測アプリ on October 17, 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.*