# Scale Factor vs Sonance Design Gallery

The clearest difference is price: Sonance Design Gallery at Free against Scale Factor's $0.99. Sonance Design Gallery also leads on update cadence (every 3 weeks vs every 37 months). Scale Factor's advantage is iOS requirement (11.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

Sonance Design Gallery is free to download; Scale Factor costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scale Factor ships an update every 37 months, Sonance Design Gallery every 3 weeks. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Scale Factor | Sonance Design Gallery |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sonance-design-gallery/id6462927180/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 0 MB | 63 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Manfred Breede](https://appshunter.io/developer/414696754) | [Dana Innovations](https://appshunter.io/developer/1195981655) |

## What reviewers say

### Scale Factor

[App page](https://appshunter.io/ios/app/scale-factor/id432619698)

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

**In-app purchases:** none


### Sonance Design Gallery

[App page](https://appshunter.io/ios/app/sonance-design-gallery/id6462927180)

Explore interactive sales content to inspire unique audio system designs and applications. This tool helps visualize how hidden audio solutions can enhance everyday experiences with music.

**Highlights:** Interactive sales content, Inspire unique designs, Support audio applications, Hidden audio solutions, Elevate everyday experiences

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Scale Factor free?

Scale Factor costs $0.99, with no in-app purchases.

### Is Sonance Design Gallery free?

Sonance Design Gallery is free to download, with no in-app purchases.

### Do Scale Factor or Sonance Design Gallery have ads?

Neither Scale Factor nor Sonance Design Gallery shows ads.

### Which is updated more often, Scale Factor or Sonance Design Gallery?

Scale Factor ships an update every 37 months, and Sonance Design Gallery every 3 weeks. Most recently, Scale Factor was updated on September 21, 2026 and Sonance Design Gallery on September 17, 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.*