# FMプラプラ vs 531sampler

The clearest difference is price: FMプラプラ at Free against 531sampler's $2.99. FMプラプラ also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). 531sampler's advantage is update cadence (every 4 days vs every 5 weeks). On ads and in-app purchases there is nothing between them.

FMプラプラ is free to download; 531sampler costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FMプラプラ ships an update every 5 weeks, 531sampler every 4 days. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | FMプラプラ | 531sampler |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/fm/id923243308/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 28.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 13 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Smart Engineering](https://appshunter.io/developer/544232740) | [AKIHIKO YOSHIDA](https://appshunter.io/developer/1877362692) |

## What reviewers say

### FMプラプラ

[App page](https://appshunter.io/ios/app/fm/id923243308)

This app provides access to community FM radio stations via the internet, extending reach beyond traditional broadcast areas. It also delivers crucial local information like disaster alerts and traffic updates directly to users.

**Highlights:** Internet-based FM radio streaming, Push notifications for local information, Disaster and traffic alerts, Simple and fast playback startup, Message posting functionality, Program guide access

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

**In-app purchases:** none


### 531sampler

[App page](https://appshunter.io/ios/app/531sampler/id6807727804)

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

**In-app purchases:** none


## Frequently asked questions

### Is FMプラプラ free?

FMプラプラ is free to download, with no in-app purchases.

### Is 531sampler free?

531sampler costs $2.99, with no in-app purchases.

### Do FMプラプラ or 531sampler have ads?

Neither FMプラプラ nor 531sampler shows ads.

### Which is updated more often, FMプラプラ or 531sampler?

FMプラプラ ships an update every 5 weeks, and 531sampler every 4 days. Most recently, FMプラプラ was updated on October 10, 2026 and 531sampler on September 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.*