# Z104.1 vs RED 945

The clearest difference is iOS requirement: Z104.1 at 11.0 against RED 945's 14.0. 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.

Z104.1 ships an update every 5 months, RED 945 every 4 months. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Z104.1 | RED 945 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | — | Ad-supported |
| Size | 125 MB | 70 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Cumulus Media](https://appshunter.io/developer/513445338) | [NRG Media](https://appshunter.io/developer/421758115) |

## What reviewers say

### Z104.1

[App page](https://appshunter.io/ios/app/z1041/id808340245)

**Features:** macOS Compatibility

**In-app purchases:** none


### RED 945

[App page](https://appshunter.io/ios/app/red-945/id909639416)

Stream your favorite radio station's music content on the go. Select the songs you want to hear and receive text alerts for your favorite tracks. Enjoy instant access to unique content and features from anywhere.

**Highlights:** Live music streaming, Song selection, Favorite song alerts, Instant access to content, On-the-go listening

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Z104.1 free?

Z104.1 is free to download, with no in-app purchases.

### Is RED 945 free?

RED 945 is free to download, with no in-app purchases.

### Do Z104.1 or RED 945 have ads?

Both Z104.1 and RED 945 show ads.

### Which is updated more often, Z104.1 or RED 945?

Z104.1 ships an update every 5 months, and RED 945 every 4 months. Most recently, Z104.1 was updated on October 16, 2026 and RED 945 on October 4, 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.*