# WDSP46 vs DSP

The clearest difference is update cadence: DSP at every 5 months against WDSP46's every 18 months. WDSP46's advantage is iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support 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, DSP every 5 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | WDSP46 | DSP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 26 MB | 7 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Waraudio Interncional S. De R.L. De C.V](https://appshunter.io/developer/1808570895) | [明武 伍](https://appshunter.io/developer/1622511470) |

## 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


### DSP

[App page](https://appshunter.io/ios/app/dsp-480/id6474292838)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WDSP46 free?

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

### Is DSP free?

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

### Do WDSP46 or DSP have ads?

Neither WDSP46 nor DSP shows ads.

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

WDSP46 ships an update every 18 months, and DSP every 5 months. Most recently, WDSP46 was updated on October 14, 2026 and DSP on October 7, 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.*