# Ascend Audio vs Contacts Toolkit Pro

The clearest difference is price: Ascend Audio at Free against Contacts Toolkit Pro's $0.99. Ascend Audio also leads on iOS requirement (12.0 vs 16.6). On ads, in-app purchases and device support there is nothing between them.

Ascend Audio is free to download; Contacts Toolkit Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Ascend Audio | Contacts Toolkit Pro |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/ascend-audio/id1561782171/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 15 MB | 1 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dutch & Dutch](https://appshunter.io/developer/1561757977) | [Ali Murad](https://appshunter.io/developer/1412644468) |

## What reviewers say

### Ascend Audio

[App page](https://appshunter.io/ios/app/ascend-audio/id1561782171)

This utility app helps users set up and control the Dutch & Dutch 8c audio system. It allows for custom filter profiles, room correction, and mode adjustments. Users can also manage firmware updates through the application.

**Highlights:** Initial setup guidance, Custom filter profiles, Room correction, Input and phase mode switching, Firmware updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Contacts Toolkit Pro

[App page](https://appshunter.io/ios/app/contacts-toolkit-pro/id6754519715)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ascend Audio free?

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

### Is Contacts Toolkit Pro free?

Contacts Toolkit Pro costs $0.99, with no in-app purchases.

### Do Ascend Audio or Contacts Toolkit Pro have ads?

Neither Ascend Audio nor Contacts Toolkit Pro shows ads.

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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.*