# Surface Builder vs AUBE 2 Audio Unit Box Explorer

The clearest difference is price: Surface Builder at $14.99 against AUBE 2 Audio Unit Box Explorer's $19.99. Surface Builder also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13 vs 18.0). AUBE 2 Audio Unit Box Explorer's advantage is review sentiment (93% vs 80%). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Surface Builder costs $14.99 and AUBE 2 Audio Unit Box Explorer $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for Surface Builder against 4.6 for AUBE 2 Audio Unit Box Explorer. Both are backed by a comparable volume of ratings — 15 and 22 respectively. Written reviews are what separate them: 80% of Surface Builder's written reviews are positive against 93% of AUBE 2 Audio Unit Box Explorer's.

Surface Builder ships an update every 3 weeks, AUBE 2 Audio Unit Box Explorer every 2 months. Both last shipped on October 1, 2026.

## The numbers

| Metric | Surface Builder | AUBE 2 Audio Unit Box Explorer |
| --- | --- | --- |
| Price | **$14.99** | $19.99 |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/surface-builder/id6449735778/reviews)** | [4.6 (22 ratings)](https://appshunter.io/ios/app/aube-2-audio-unit-box-explorer/id6740461241/reviews) |
| Number of ratings | 15 | **22** |
| Positive reviews | 80.0% of reviews | **93.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Paid | Paid |
| Size | 32 MB | 22 MB |
| Requires iOS | **13** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [Frederic Corvest](https://appshunter.io/developer/1230164765) |

## What reviewers say

### Surface Builder

[App page](https://appshunter.io/ios/app/surface-builder/id6449735778)

Create custom MIDI control surfaces for audio applications. Design interfaces with buttons, knobs, and faders to send and receive MIDI data, control audio clips, and customize appearance. Supports AUv3 plugins and standalone use.

**Highlights:** Customizable MIDI control surfaces, AUv3 plugin and standalone modes, Send/receive MIDI data (notes, controllers, pitch bend), Audio clip playback control, Multi-scene interface design, Drag and drop interface customization

**Features:** macOS Compatibility

**In-app purchases:** none


### AUBE 2 Audio Unit Box Explorer

[App page](https://appshunter.io/ios/app/aube-2-audio-unit-box-explorer/id6740461241)

Organize, explore, and share your AUv3 plugin collection with this comprehensive tool. Discover new plugins, track favorites, and manage your library efficiently across devices. Features include advanced search, filtering, and community sharing.

**Highlights:** AUv3 plugin organization by group, category, and features, Search and filter by device compatibility and keywords, Track favorites and create wishlists, Community sharing of plugin collections, Mac and iOS versions with universal purchase, Keyboard extension for quick plugin searches

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Surface Builder free?

Surface Builder costs $14.99, with no in-app purchases.

### Is AUBE 2 Audio Unit Box Explorer free?

AUBE 2 Audio Unit Box Explorer costs $19.99, with no in-app purchases.

### Which has better reviews, Surface Builder or AUBE 2 Audio Unit Box Explorer?

Surface Builder is rated higher. Surface Builder averages 4.7 out of 5 from 15 ratings, while AUBE 2 Audio Unit Box Explorer averages 4.6 from 22 ratings.

### Do Surface Builder or AUBE 2 Audio Unit Box Explorer have ads?

Neither Surface Builder nor AUBE 2 Audio Unit Box Explorer shows ads.

### Which is updated more often, Surface Builder or AUBE 2 Audio Unit Box Explorer?

Surface Builder ships an update every 3 weeks, and AUBE 2 Audio Unit Box Explorer every 2 months. Most recently, Surface Builder was updated on October 1, 2026 and AUBE 2 Audio Unit Box Explorer on October 1, 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.*