# Pink Noise Machine vs Aamin Data

The clearest difference is in-app purchases: Aamin Data at none against Pink Noise Machine's 2. Aamin Data also leads on update cadence (every 2 weeks vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Pink Noise Machine sells 2 in-app purchases, starting at $3.99 per 7 days. Aamin Data asks for nothing beyond the download.

Pink Noise Machine ships an update monthly, Aamin Data every 2 weeks. The most recent releases landed on October 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Pink Noise Machine | Aamin Data |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 222 MB | 28 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Chris Wakefield](https://appshunter.io/developer/1674151615) | [Ahmed Hirsi](https://appshunter.io/developer/1821688795) |

## What reviewers say

### Pink Noise Machine

[App page](https://appshunter.io/ios/app/pink-noise-machine-ambient/id6450679902)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $3.99 | per 7 days |
| SleepWaves Premium | $24.99 | one-time |


### Aamin Data

[App page](https://appshunter.io/ios/app/aamin-data/id6786882456)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pink Noise Machine free?

Pink Noise Machine is free to download, with in-app purchases available.

### Is Aamin Data free?

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

### Do Pink Noise Machine or Aamin Data have ads?

Neither Pink Noise Machine nor Aamin Data shows ads.

### Which is updated more often, Pink Noise Machine or Aamin Data?

Pink Noise Machine ships an update monthly, and Aamin Data every 2 weeks. Most recently, Pink Noise Machine was updated on October 27, 2026 and Aamin Data 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.*