# Cambridge Audio Air vs 4STREAM

The clearest difference is review sentiment: 4STREAM at 47% against Cambridge Audio Air's 0%. 4STREAM also leads on rating (2.8 vs 1.0) and update cadence (every 4 months vs every 20 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

4STREAM holds the better App Store score, 2.8 against 1.0. That said, the two scores are not equally well evidenced: 4STREAM has 65 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Cambridge Audio Air's written reviews are positive against 47% of 4STREAM's.

Cambridge Audio Air ships an update every 20 months, 4STREAM every 4 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Cambridge Audio Air | 4STREAM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/cambridge-audio-air/id994855581/reviews) | **[2.8 (65 ratings)](https://appshunter.io/ios/app/4stream/id1446722739/reviews)** |
| Number of ratings | 2 | **65** |
| Positive reviews | 0.0% of reviews | **47.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 27 MB | 150 MB |
| Requires iOS | 10.1 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Audio Partnership](https://appshunter.io/developer/323403466) | [小英 向](https://appshunter.io/developer/1446722738) |

## What reviewers say

### Cambridge Audio Air

[App page](https://appshunter.io/ios/app/cambridge-audio-air/id994855581)

Easily set up and control your Cambridge Audio Air device. Discover and save your favorite internet radio stations from a vast database of over 20,000 options.

**Highlights:** Device setup and control, Internet radio station search, Save favorite stations, Preset management

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

**In-app purchases:** none


### 4STREAM

[App page](https://appshunter.io/ios/app/4stream/id1446722739)

Stream music from online services and local storage to compatible audio devices. Control playback across multiple rooms, group devices, and manage audio sources wirelessly from your smartphone or tablet.

**Highlights:** Stream from online music services, Play music from local storage, Multi-room audio sync, Independent room playback, Wireless device control, Group and ungroup devices, Volume and playback management

**In-app purchases:** none


## Frequently asked questions

### Is Cambridge Audio Air free?

Cambridge Audio Air is free to download, with no in-app purchases.

### Is 4STREAM free?

4STREAM is free to download, with no in-app purchases.

### Which has better reviews, Cambridge Audio Air or 4STREAM?

4STREAM is rated higher. Cambridge Audio Air averages 1.0 out of 5 from 2 ratings, while 4STREAM averages 2.8 from 65 ratings.

### Do Cambridge Audio Air or 4STREAM have ads?

Neither Cambridge Audio Air nor 4STREAM shows ads.

### Which is updated more often, Cambridge Audio Air or 4STREAM?

Cambridge Audio Air ships an update every 20 months, and 4STREAM every 4 months. Most recently, Cambridge Audio Air was updated on November 1, 2026 and 4STREAM on November 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*