# STETSOM STX DSP vs PRV DSP

STETSOM STX DSP and PRV DSP both sit at 4.7 stars, but that hides the real split: 100% of PRV DSP's written reviews are positive against 39% of STETSOM STX DSP's. STETSOM STX DSP's advantage is update cadence (every 8 days vs every 7 months) and ratings volume (426 vs 76). 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 — 4.7 for STETSOM STX DSP against 4.8 for PRV DSP. That said, the two scores are not equally well evidenced: STETSOM STX DSP has 426 ratings behind it against 76, so its average is the more settled of the two. Written reviews are what separate them: 39% of STETSOM STX DSP's written reviews are positive against 100% of PRV DSP's.

STETSOM STX DSP ships an update every 8 days, PRV DSP every 7 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | STETSOM STX DSP | PRV DSP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (426 ratings)](https://appshunter.io/ios/app/stetsom-stx-dsp/id1615834724/reviews) | **[4.8 (76 ratings)](https://appshunter.io/ios/app/prv-dsp/id6759622831/reviews)** |
| Number of ratings | **426** | 76 |
| Positive reviews | 39.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 7 months |
| Monetization | Free | Free |
| Size | 71 MB | 72 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STETSOM ELETRÔNICA LTDA](https://appshunter.io/developer/1110480569) | [PRV AUDIO GROUP](https://appshunter.io/developer/1641143747) |

## What reviewers say

### STETSOM STX DSP

[App page](https://appshunter.io/ios/app/stetsom-stx-dsp/id1615834724)

Control your Stetsom audio system directly from your smartphone. Adjust your automotive sound system in real-time and monitor technical information with this app. Explore features in demo mode if you don't own a compatible processor.

**Highlights:** Real-time audio system adjustment, Monitor technical information, Bluetooth communication, Control compatible digital processors, Demo mode for exploration

**Features:** Vision Pro support

**In-app purchases:** none


### PRV DSP

[App page](https://appshunter.io/ios/app/prv-dsp/id6759622831)

This application provides comprehensive control over a 4-channel digital signal processor for audio systems. It allows users to adjust EQ, crossovers, and other audio parameters for optimal sound quality. Designed for both professional installers and audiophiles, it offers a user-friendly interface to unlock the full potential of audio equipment.

**Highlights:** Full DSP control, Crossover presets, Channel input limiter, Dual independent output EQ, 21 Digital Crossover Filters, Phrase & Delay Controls

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

**In-app purchases:** none


## Frequently asked questions

### Is STETSOM STX DSP free?

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

### Is PRV DSP free?

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

### Which has better reviews, STETSOM STX DSP or PRV DSP?

PRV DSP is rated higher. STETSOM STX DSP averages 4.7 out of 5 from 426 ratings, while PRV DSP averages 4.8 from 76 ratings.

### Do STETSOM STX DSP or PRV DSP have ads?

Neither STETSOM STX DSP nor PRV DSP shows ads.

### Which is updated more often, STETSOM STX DSP or PRV DSP?

STETSOM STX DSP ships an update every 8 days, and PRV DSP every 7 months. Most recently, STETSOM STX DSP was updated on October 30, 2026 and PRV DSP on October 25, 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.*