# Z3 Control 2 vs ai.Audio Controller

The clearest difference is in-app purchases: Z3 Control 2 at none against ai.Audio Controller's 1. Z3 Control 2 also leads on iOS requirement (12.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ai.Audio Controller sells 1 one-off in-app purchase. Z3 Control 2 asks for nothing beyond the download.

Z3 Control 2 ships an update every 4 months, ai.Audio Controller every 5 months. Both last shipped on October 6, 2026.

## The numbers

| Metric | Z3 Control 2 | ai.Audio Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (5 ratings)](https://appshunter.io/ios/app/z3-control-2/id1612097769/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | — |
| Size | 18 MB | 9 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [ELAC Americas Inc.](https://appshunter.io/developer/1547394447) | [Narcyz Adamus](https://appshunter.io/developer/1092865008) |

## What reviewers say

### Z3 Control 2

[App page](https://appshunter.io/ios/app/z3-control-2/id1612097769)

Adjust speaker volume, enhance bass, and connect your device to a wireless network. This utility also allows you to check for and install speaker firmware updates to access new features.

**Highlights:** Adjust speaker volume, Enhance bass, Wireless network setup, Check for firmware updates, Install new features

**Features:** macOS Compatibility

**In-app purchases:** none


### ai.Audio Controller

[App page](https://appshunter.io/ios/app/aiaudio-controller/id1638449704)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Functionality | $14.99 | one-time |


## Frequently asked questions

### Is Z3 Control 2 free?

Z3 Control 2 is free to download, with no in-app purchases.

### Is ai.Audio Controller free?

ai.Audio Controller is free to download, with in-app purchases available.

### Do Z3 Control 2 or ai.Audio Controller have ads?

Neither Z3 Control 2 nor ai.Audio Controller shows ads.

### Which is updated more often, Z3 Control 2 or ai.Audio Controller?

Z3 Control 2 ships an update every 4 months, and ai.Audio Controller every 5 months. Most recently, Z3 Control 2 was updated on October 6, 2026 and ai.Audio Controller on October 6, 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.*