# DriveRack PA2 Control vs Alto Pro

The clearest difference is update cadence: Alto Pro at every 2 months against DriveRack PA2 Control's every 8 months. DriveRack PA2 Control's advantage is review sentiment (34% vs 25%) and ratings volume (110 vs 23). 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 — 3.2 for DriveRack PA2 Control against 3.3 for Alto Pro. Both are backed by a comparable volume of ratings — 110 and 23 respectively. Written reviews are what separate them: 34% of DriveRack PA2 Control's written reviews are positive against 25% of Alto Pro's.

DriveRack PA2 Control ships an update every 8 months, Alto Pro every 2 months. Both last shipped on October 23, 2026.

## The numbers

| Metric | DriveRack PA2 Control | Alto Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (110 ratings)](https://appshunter.io/ios/app/driverack-pa2-control/id817149833/reviews) | **[3.3 (23 ratings)](https://appshunter.io/ios/app/alto-pro/id1641706877/reviews)** |
| Number of ratings | **110** | 23 |
| Positive reviews | **34.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 67 MB | 28 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [Harman Professional, Inc.](https://appshunter.io/developer/410104207) | [Akai Professional](https://appshunter.io/developer/373969727) |

## 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


### Alto Pro

[App page](https://appshunter.io/ios/app/alto-pro/id1641706877)

Control and configure compatible Alto Professional loudspeakers remotely. Adjust settings like stereo linking, EQ, and Bluetooth levels for a seamless audio experience.

**Highlights:** True Stereo Wireless Speaker Linking, Speaker Use EQ Selection, Sub Size Selection, Bluetooth Levels, Customizable EQ, Individual Channel EQ

**Features:** macOS Compatibility, 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 Alto Pro free?

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

### Which has better reviews, DriveRack PA2 Control or Alto Pro?

Alto Pro is rated higher. DriveRack PA2 Control averages 3.2 out of 5 from 110 ratings, while Alto Pro averages 3.3 from 23 ratings.

### Do DriveRack PA2 Control or Alto Pro have ads?

Neither DriveRack PA2 Control nor Alto Pro shows ads.

### Which is updated more often, DriveRack PA2 Control or Alto Pro?

DriveRack PA2 Control ships an update every 8 months, and Alto Pro every 2 months. Most recently, DriveRack PA2 Control was updated on October 23, 2026 and Alto Pro on October 23, 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.*