# Radio JND vs ZOSRadio

The clearest difference is iOS requirement: ZOSRadio at 13.0 against Radio JND's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Radio JND ships an update every 10 months, ZOSRadio every 13 months. The most recent releases landed on October 3, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Radio JND | ZOSRadio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 13 months |
| Size | 41 MB | 24 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Radio JND B.V.](https://appshunter.io/developer/1542683985) | [RTVSoftware](https://appshunter.io/developer/929583571) |

## What reviewers say

### Radio JND

[App page](https://appshunter.io/ios/app/radio-jnd/id1079324488)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZOSRadio

[App page](https://appshunter.io/ios/app/zosradio/id1173643408)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Radio JND free?

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

### Is ZOSRadio free?

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

### Do Radio JND or ZOSRadio have ads?

Neither Radio JND nor ZOSRadio shows ads.

### Which is updated more often, Radio JND or ZOSRadio?

Radio JND ships an update every 10 months, and ZOSRadio every 13 months. Most recently, Radio JND was updated on October 3, 2026 and ZOSRadio on October 18, 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.*