# Advanced car audio setting vs AX

The clearest difference is update cadence: AX at every 2 months against Advanced car audio setting's every 25 months. Advanced car audio setting's advantage is review sentiment (14% vs 0%) and ratings volume (18 vs 5). On price, rating, 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.

On the App Store both sit at effectively the same score — 2.1 for Advanced car audio setting against 2.2 for AX. Both are backed by a comparable volume of ratings — 18 and 5 respectively. Written reviews are what separate them: 14% of Advanced car audio setting's written reviews are positive against 0% of AX's.

Advanced car audio setting ships an update every 25 months, AX every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Advanced car audio setting | AX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (18 ratings)](https://appshunter.io/ios/app/advanced-car-audio-setting/id1027384371/reviews) | **[2.2 (5 ratings)](https://appshunter.io/ios/app/ax-dsp-xl/id1495854432/reviews)** |
| Number of ratings | **18** | 5 |
| Positive reviews | **14.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 4 MB | 10 MB |
| Requires iOS | **9.0** | 12.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sony Corporation](https://appshunter.io/developer/1315534741) | [Metra Electronics Corp.](https://appshunter.io/developer/1133973919) |

## What reviewers say

### Advanced car audio setting

[App page](https://appshunter.io/ios/app/advanced-car-audio-setting/id1027384371)

Control your Sony car receiver through Bluetooth. Adjust audio settings like fader, balance, and listening position remotely using your smartphone.

**Highlights:** Bluetooth control for Sony car receivers, Remote audio settings adjustment, Fader/Balance control, Listening Position settings, Custom sound configuration

**In-app purchases:** none


### AX

[App page](https://appshunter.io/ios/app/ax-dsp-xl/id1495854432)

Enhance your car's audio system with this digital signal processor. It offers an all-in-one solution for various audio setups, allowing for improved sound quality and subwoofer integration while preserving factory features. Control settings easily via a smartphone app.

**Highlights:** Digital Signal Processor, Subwoofer integration, Preserves OE features, Bluetooth smartphone control, Vehicle-specific T-Harnesses (sold separately), All-in-one solution

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Advanced car audio setting free?

Advanced car audio setting is free to download, with no in-app purchases.

### Is AX free?

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

### Which has better reviews, Advanced car audio setting or AX?

AX is rated higher. Advanced car audio setting averages 2.1 out of 5 from 18 ratings, while AX averages 2.2 from 5 ratings.

### Do Advanced car audio setting or AX have ads?

Neither Advanced car audio setting nor AX shows ads.

### Which is updated more often, Advanced car audio setting or AX?

Advanced car audio setting ships an update every 25 months, and AX every 2 months. Most recently, Advanced car audio setting was updated on November 3, 2026 and AX on November 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.*