# Audio vs DriveRack PA2 Control

The clearest difference is rating: DriveRack PA2 Control at 3.2 against Audio's 2.9. On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DriveRack PA2 Control holds the better App Store score, 3.2 against 2.9. Both are backed by a comparable volume of ratings — 53 and 110 respectively. Written reviews complicate that: 39% of Audio's written reviews are positive against 34% of DriveRack PA2 Control's, so the app with the better star average is not the one people write more warmly about.

Audio ships an update every 11 months, DriveRack PA2 Control every 8 months. Both last shipped on October 23, 2026.

## The numbers

| Metric | Audio | DriveRack PA2 Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (53 ratings)](https://appshunter.io/ios/app/audio-technica-installed-sound/id789968231/reviews) | **[3.2 (110 ratings)](https://appshunter.io/ios/app/driverack-pa2-control/id817149833/reviews)** |
| Number of ratings | 53 | **110** |
| Positive reviews | **39.0% of reviews** | 34.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 8 months** |
| Monetization | Free | Free |
| Size | 35 MB | 67 MB |
| Requires iOS | **11.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [audio-technica](https://appshunter.io/developer/1078495849) | [Harman Professional, Inc.](https://appshunter.io/developer/410104207) |

## What reviewers say

### Audio

[App page](https://appshunter.io/ios/app/audio-technica-installed-sound/id789968231)

This app offers a suite of tools for audio professionals and enthusiasts. It includes features like an RTA with SPL display, tone generator, and various calculators for frequency, line loss, and microphone gain. Users can also record and playback microphone test signals.

**Highlights:** RTA with SPL Display, Tone / Noise Generator, Wavelength Calculator, UHF Frequency Table, Antenna Line Loss Calculator, Needed Mic Gain Calculator, Record and Playback Test Signals

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Audio free?

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

### Is DriveRack PA2 Control free?

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

### Which has better reviews, Audio or DriveRack PA2 Control?

DriveRack PA2 Control is rated higher. Audio averages 2.9 out of 5 from 53 ratings, while DriveRack PA2 Control averages 3.2 from 110 ratings.

### Do Audio or DriveRack PA2 Control have ads?

Neither Audio nor DriveRack PA2 Control shows ads.

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

Audio ships an update every 11 months, and DriveRack PA2 Control every 8 months. Most recently, Audio was updated on October 23, 2026 and DriveRack PA2 Control 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.*