# Flash Fm vs Radyon

The clearest difference is in-app purchases: Flash Fm at none against Radyon's 1. Radyon's advantage is update cadence (every 9 days vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Radyon sells 1 one-off in-app purchase. Flash Fm asks for nothing beyond the download.

Flash Fm ships an update every 10 months, Radyon every 9 days. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Flash Fm | Radyon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 9 days** |
| Size | 40 MB | 53 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cemalettin YILDIZ](https://appshunter.io/developer/1195370258) | [Ahmet Ozsari](https://appshunter.io/developer/1879588199) |

## What reviewers say

### Flash Fm

[App page](https://appshunter.io/ios/app/flash-fm/id1611960397)

**Features:** macOS Compatibility

**In-app purchases:** none


### Radyon

[App page](https://appshunter.io/ios/app/radyon/id6760425720)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Radyon | $0.99 | one-time |


## Frequently asked questions

### Is Flash Fm free?

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

### Is Radyon free?

Radyon is free to download, with in-app purchases available.

### Do Flash Fm or Radyon have ads?

Neither Flash Fm nor Radyon shows ads.

### Which is updated more often, Flash Fm or Radyon?

Flash Fm ships an update every 10 months, and Radyon every 9 days. Most recently, Flash Fm was updated on October 10, 2026 and Radyon on October 1, 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.*