# AUX B vs Dev+

The clearest difference is in-app purchases: Dev+ at none against AUX B's 2. AUX B's advantage is update cadence (every 4 months vs every 25 months) and iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. AUX B sells 2 one-off in-app purchases. Dev+ asks for nothing beyond the download.

AUX B ships an update every 4 months, Dev+ every 25 months. The most recent releases landed on September 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | AUX B | Dev+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (293 ratings)](https://appshunter.io/ios/app/aux-b/id966167433/reviews)** | — |
| Number of ratings | **293** | — |
| Positive reviews | 89.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 25 months |
| Monetization | Free with in-app purchases | — |
| Size | 53 MB | 1 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christian Schnellmann](https://appshunter.io/developer/566964130) | [Nguyen Linh](https://appshunter.io/developer/1583595412) |

## What reviewers say

### AUX B

[App page](https://appshunter.io/ios/app/aux-b/id966167433)

Connect audio cables to complete circuits and bring music to life. Solve increasingly challenging puzzles with vibrant visuals and rhythmic gameplay. This game is designed for puzzle enthusiasts and music fans.

**Highlights:** Audio cable connection puzzles, Rhythmic gameplay, Vibrant visuals, 40 free levels, Intuitive controls

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation | $1.99 | one-time |
| AUX B Unlimited | $2.99 | one-time |

**What reviewers like**

- 🚀 Addictive and challenging puzzles
- 👍 Unique and innovative gameplay
- 👍 Great for audio engineers and sound enthusiasts
- 👍 Visually appealing and charming design

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 💤 Levels can get repetitive and easy
- 🔍 Lack of clear instructions or tutorials

**Reported bugs**

- Level 24 reported as impossible to complete
- Server connection issues when submitting competition entry

**Requested features**

- More levels and content updates
- Ability to skip or retry specific levels
- Additional cable types and connection methods


### Dev+

[App page](https://appshunter.io/ios/app/dev-plus/id1583595410)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AUX B free?

AUX B is free to download, with in-app purchases available.

### Is Dev+ free?

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

### Do AUX B or Dev+ have ads?

Neither AUX B nor Dev+ shows ads.

### Which is updated more often, AUX B or Dev+?

AUX B ships an update every 4 months, and Dev+ every 25 months. Most recently, AUX B was updated on September 29, 2026 and Dev+ on September 20, 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.*