# WDSP46 vs Airplus

The clearest difference is review sentiment: Airplus at 100% against WDSP46's 50%. Airplus also leads on update cadence (every 5 months vs every 18 months). WDSP46's advantage is iOS requirement (9.0 vs 12.2). 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.

WDSP46 ships an update every 18 months, Airplus every 5 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | WDSP46 | Airplus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/airplus-p12/id6737599281/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 26 MB | 59 MB |
| Requires iOS | **9.0** | 12.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Waraudio Interncional S. De R.L. De C.V](https://appshunter.io/developer/1808570895) | [Guang Dong Sound Power](https://appshunter.io/developer/1760446092) |

## What reviewers say

### WDSP46

[App page](https://appshunter.io/ios/app/wdsp46/id1503125536)

This application offers comprehensive tools to customize your car's audio system. Fine-tune your DSP audio processor to compensate for interior acoustics and reshape music regeneration for an immersive soundstage.

**Highlights:** DSP audio processor adjustment, Car interior sound compensation, Music regeneration reshaping, Stage sound presentation, Comprehensive audio system fine-tuning

**Features:** macOS Compatibility

**In-app purchases:** none


### Airplus

[App page](https://appshunter.io/ios/app/airplus-p12/id6737599281)

This utility app allows for the debugging and adjustment of car audio device parameters. It connects via Bluetooth to modify settings and optimize sound output.

**Highlights:** App debugging for car audio, Bluetooth connectivity, Parameter adjustment, Device settings modification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WDSP46 free?

WDSP46 is free to download, with no in-app purchases.

### Is Airplus free?

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

### Do WDSP46 or Airplus have ads?

Neither WDSP46 nor Airplus shows ads.

### Which is updated more often, WDSP46 or Airplus?

WDSP46 ships an update every 18 months, and Airplus every 5 months. Most recently, WDSP46 was updated on October 24, 2026 and Airplus on October 24, 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.*