# Rap Beat Maker vs Midiflow Adapter (Audiobus)

The clearest difference is rating: Midiflow Adapter (Audiobus) at 4.2 against Rap Beat Maker's 2.7. Midiflow Adapter (Audiobus) also leads on review sentiment (75% vs 50%) and update cadence (every 12 months vs every 36 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Rap Beat Maker costs $4.99 and Midiflow Adapter (Audiobus) $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Midiflow Adapter (Audiobus) holds the better App Store score, 4.2 against 2.7. Both are backed by a comparable volume of ratings — 7 and 5 respectively. Written reviews point the same way: 50% of Rap Beat Maker's written reviews are positive against 75% of Midiflow Adapter (Audiobus)'s.

Rap Beat Maker ships an update every 36 months, Midiflow Adapter (Audiobus) every 12 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rap Beat Maker | Midiflow Adapter (Audiobus) |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | [2.7 (7 ratings)](https://appshunter.io/ios/app/rap-beat-maker/id608066881/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/midiflow-adapter-audiobus/id1225817367/reviews)** |
| Number of ratings | **7** | 5 |
| Positive reviews | 50.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 12 months** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#195** |
| Size | 49 MB | 5 MB |
| Requires iOS | 15.0 | **10.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cosey Management LLC](https://appshunter.io/developer/504404928) | [Johannes Doerr](https://appshunter.io/developer/622204117) |

## What reviewers say

### Rap Beat Maker

[App page](https://appshunter.io/ios/app/rap-beat-maker/id608066881)

Create custom rap and hip-hop beats with this intuitive mobile studio. Features include a 3x3 drum pad, high-quality sound kits, AI beat generation, and smart looping. Perfect for beginners and on-the-go producers.

**Highlights:** 3x3 drum pad grid, High-quality sound kits, AI beat generation, Smart looping system, Tap-to-record functionality, Save and export beats

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

**In-app purchases:** none


### Midiflow Adapter (Audiobus)

[App page](https://appshunter.io/ios/app/midiflow-adapter-audiobus/id1225817367)

**Currently charting:** #195 Top Paid · Music (US App Store)

This app bridges the gap for music applications that only support Core MIDI, enabling them to integrate with Audiobus 3. It creates virtual MIDI ports, allowing older music apps to send and receive MIDI data within the Audiobus 3 ecosystem.

**Highlights:** Creates permanent virtual MIDI ports, Supports up to 10 receiving apps, Supports up to 10 sending apps, Allows multiple instances in Audiobus 3, Translates between Core MIDI and Audiobus 3, Works with apps allowing MIDI port selection

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

**In-app purchases:** none


## Frequently asked questions

### Is Rap Beat Maker free?

Rap Beat Maker costs $4.99, with no in-app purchases.

### Is Midiflow Adapter (Audiobus) free?

Midiflow Adapter (Audiobus) costs $1.99, with no in-app purchases.

### Which has better reviews, Rap Beat Maker or Midiflow Adapter (Audiobus)?

Midiflow Adapter (Audiobus) is rated higher. Rap Beat Maker averages 2.7 out of 5 from 7 ratings, while Midiflow Adapter (Audiobus) averages 4.2 from 5 ratings.

### Do Rap Beat Maker or Midiflow Adapter (Audiobus) have ads?

Neither Rap Beat Maker nor Midiflow Adapter (Audiobus) shows ads.

### Which is updated more often, Rap Beat Maker or Midiflow Adapter (Audiobus)?

Rap Beat Maker ships an update every 36 months, and Midiflow Adapter (Audiobus) every 12 months. Most recently, Rap Beat Maker was updated on October 23, 2026 and Midiflow Adapter (Audiobus) 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.*