# Degenson vs Callback Freeverb

The clearest difference is in-app purchases: Callback Freeverb at none against Degenson's 1. Degenson's advantage is ratings volume (8 vs 1) and iOS requirement (15.0 vs 17.0). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. Degenson sells 1 one-off in-app purchase. Callback Freeverb asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Degenson against 5.0 for Callback Freeverb. That said, the two scores are not equally well evidenced: Degenson has 8 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Degenson | Callback Freeverb |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/degenson/id6773102229/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/callback-freeverb/id6775060495/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Free | Free |
| Size | 17 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fabrizio Alviti](https://appshunter.io/developer/6773102231) | [Callback Audio, LLC](https://appshunter.io/developer/1896220942) |

## What reviewers say

### Degenson

[App page](https://appshunter.io/ios/app/degenson/id6773102229)

Create distorted percussion, hypnotic sequences, and aggressive sounds with this raw virtual analog drum machine. It offers six voices, dual LFOs, and fast hands-on control for electronic music production.

**Highlights:** Virtual analog drum machine, Distorted percussion, Hypnotic sequences, Aggressive sound design, Six voices, Dual LFOs, Hands-on control

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Degenson Pro Upgrade | $7.99 | one-time |


### Callback Freeverb

[App page](https://appshunter.io/ios/app/callback-freeverb/id6775060495)

This app offers a classic algorithmic reverb effect based on the Freeverb algorithm. It adds depth, space, and atmosphere to audio sources, creating lush, spacious ambience. Designed for mono use, it provides a smooth, musical reverb tail suitable for vocals and synthesizers.

**Highlights:** Classic Freeverb algorithm, Schroeder/Moorer reverb topology, Comb and allpass filters, Mono operation, Adds depth and space to audio, Smooth, musical reverb tail

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Degenson free?

Degenson is free to download, with in-app purchases available.

### Is Callback Freeverb free?

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

### Which has better reviews, Degenson or Callback Freeverb?

Degenson and Callback Freeverb are both rated 5.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do Degenson or Callback Freeverb have ads?

Neither Degenson nor Callback Freeverb 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.*