# Human Scale vs Headphone Booster

The clearest difference is rating: Human Scale at 5.0 against Headphone Booster's 4.2. Human Scale also leads on monetization model (free vs free with in-app purchases) and device support (3 vs 1). Headphone Booster's advantage is update cadence (every 2 months vs every 7 months) and ratings volume (9 vs 3). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Human Scale sells 11 one-off in-app purchases and Headphone Booster sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Human Scale holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 3 and 9 respectively.

Human Scale ships an update every 7 months, Headphone Booster every 2 months. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Human Scale | Headphone Booster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/human-scale/id1481427956/reviews)** | [4.2 (9 ratings)](https://appshunter.io/ios/app/headphone-booster/id6751408902/reviews) |
| Number of ratings | 3 | **9** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 15 MB |
| Requires iOS | **14.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [David Diaz](https://appshunter.io/developer/1387340081) | [DrawingData, Inc.](https://appshunter.io/developer/1805867004) |

## What reviewers say

### Human Scale

[App page](https://appshunter.io/ios/app/human-scale/id1481427956)

This app is the primary distribution channel for algorithmic audio compositions. It allows users to access and enjoy unique soundscapes created through algorithms. Experience a new form of auditory art.

**Highlights:** Algorithmic media distribution, Audio composition playback, Unique soundscape experience, Primary distribution channel

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| jobs of the great misery | Free | one-time |
| prom date | Free | one-time |
| nonaligned movement | Free | one-time |
| gymnopédie no. 1 | Free | one-time |
| infinite sea | Free | one-time |
| marginal eternity | Free | one-time |
| 85% true/minor ecologies | Free | one-time |
| day of reflection | Free | one-time |
| coulée continue | Free | one-time |
| the bad harvest | Free | one-time |
| old straight track | Free | one-time |


### Headphone Booster

[App page](https://appshunter.io/ios/app/headphone-booster/id6751408902)

Enhance your audio with this app's volume and bass boosting capabilities. Fine-tune your sound with a customizable equalizer and manage your music, podcasts, and recordings all in one place. Unlock unlimited access with a subscription for a superior listening experience.

**Highlights:** Volume Boost up to 200%, Bass Booster, Customizable Music Equalizer, Playlist Manager, Unified Audio Library

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Lifetime Purchase | $3.99 | one-time |


## Frequently asked questions

### Is Human Scale free?

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

### Is Headphone Booster free?

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

### Which has better reviews, Human Scale or Headphone Booster?

Human Scale is rated higher. Human Scale averages 5.0 out of 5 from 3 ratings, while Headphone Booster averages 4.2 from 9 ratings.

### Do Human Scale or Headphone Booster have ads?

Neither Human Scale nor Headphone Booster shows ads.

### Which is updated more often, Human Scale or Headphone Booster?

Human Scale ships an update every 7 months, and Headphone Booster every 2 months. Most recently, Human Scale was updated on October 6, 2026 and Headphone Booster on October 24, 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.*