# DriveRack PA2 Control vs STETSOM STX DSP

The clearest difference is rating: STETSOM STX DSP at 4.6 against DriveRack PA2 Control's 3.2. STETSOM STX DSP also leads on update cadence (every 8 days vs every 8 months) and ratings volume (424 vs 110). DriveRack PA2 Control's advantage is iOS requirement (12.0 vs 15.0). On price, review sentiment, 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.

STETSOM STX DSP holds the better App Store score, 4.6 against 3.2. Both are backed by a comparable volume of ratings — 110 and 424 respectively. Written reviews point the same way: 34% of DriveRack PA2 Control's written reviews are positive against 39% of STETSOM STX DSP's.

DriveRack PA2 Control ships an update every 8 months, STETSOM STX DSP every 8 days. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | DriveRack PA2 Control | STETSOM STX DSP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (110 ratings)](https://appshunter.io/ios/app/driverack-pa2-control/id817149833/reviews) | **[4.6 (424 ratings)](https://appshunter.io/ios/app/stetsom-stx-dsp/id1615834724/reviews)** |
| Number of ratings | 110 | **424** |
| Positive reviews | 34.0% of reviews | **39.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 8 days** |
| Monetization | Free | Free |
| Size | 67 MB | 71 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Harman Professional, Inc.](https://appshunter.io/developer/410104207) | [STETSOM ELETRÔNICA LTDA](https://appshunter.io/developer/1110480569) |

## What reviewers say

### DriveRack PA2 Control

[App page](https://appshunter.io/ios/app/driverack-pa2-control/id817149833)

Control your PA2 hardware wirelessly from any location. This app optimizes and protects your loudspeakers by managing audio processing between your mixer and amplifiers.

**Highlights:** Wireless control via WiFi, System setup from any location, Loudspeaker optimization, Loudspeaker protection, Audio processing management

**In-app purchases:** none


### 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


## Frequently asked questions

### Is DriveRack PA2 Control free?

DriveRack PA2 Control is free to download, with no in-app purchases.

### Is STETSOM STX DSP free?

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

### Which has better reviews, DriveRack PA2 Control or STETSOM STX DSP?

STETSOM STX DSP is rated higher. DriveRack PA2 Control averages 3.2 out of 5 from 110 ratings, while STETSOM STX DSP averages 4.6 from 424 ratings.

### Do DriveRack PA2 Control or STETSOM STX DSP have ads?

Neither DriveRack PA2 Control nor STETSOM STX DSP shows ads.

### Which is updated more often, DriveRack PA2 Control or STETSOM STX DSP?

DriveRack PA2 Control ships an update every 8 months, and STETSOM STX DSP every 8 days. Most recently, DriveRack PA2 Control was updated on October 23, 2026 and STETSOM STX DSP on October 27, 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.*