# Deep Decibels vs GammaLab

The clearest difference is in-app purchases: GammaLab at none against Deep Decibels's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Deep Decibels sells 2 in-app purchases, starting at $2.99 per month. GammaLab asks for nothing beyond the download.

## The numbers

| Metric | Deep Decibels | GammaLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 109 MB | 8 MB |
| Requires iOS | 17.6 | **17.5** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Alejandro Cerrillo Gutierrez](https://appshunter.io/developer/1826410785) | [David Perez](https://appshunter.io/developer/1243793573) |

## What reviewers say

### Deep Decibels

[App page](https://appshunter.io/ios/app/deep-decibels/id6748611031)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $2.99 | per month |
| Premium Access | $19.99 | per year |


### GammaLab

[App page](https://appshunter.io/ios/app/gammalab/id6774365968)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Deep Decibels free?

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

### Is GammaLab free?

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

### Do Deep Decibels or GammaLab have ads?

Neither Deep Decibels nor GammaLab 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.*