# Loopr Live Loop Composer vs Midiflow Randomizer (Audiobus)

The clearest difference is rating: Midiflow Randomizer (Audiobus) at 3.0 against Loopr Live Loop Composer's 2.3. Midiflow Randomizer (Audiobus) also leads on review sentiment (50% vs 23%) and iOS requirement (10.2 vs 16.0). Loopr Live Loop Composer's advantage is price ($0.99 vs $1.99). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Loopr Live Loop Composer costs $0.99 and Midiflow Randomizer (Audiobus) $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Midiflow Randomizer (Audiobus) holds the better App Store score, 3.0 against 2.3. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews point the same way: 23% of Loopr Live Loop Composer's written reviews are positive against 50% of Midiflow Randomizer (Audiobus)'s.

Loopr Live Loop Composer ships an update every 6 months, Midiflow Randomizer (Audiobus) every 11 months. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Loopr Live Loop Composer | Midiflow Randomizer (Audiobus) |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | [2.3 (6 ratings)](https://appshunter.io/ios/app/loopr-live-loop-composer/id544645268/reviews) | **[3.0 (4 ratings)](https://appshunter.io/ios/app/midiflow-randomizer-audiobus/id1107244758/reviews)** |
| Number of ratings | **6** | 4 |
| Positive reviews | 23.1% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 11 months |
| Monetization | Paid | Paid |
| Size | 59 MB | 5 MB |
| Requires iOS | 16.0 | **10.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Loopr](https://appshunter.io/developer/544645311) | [Johannes Doerr](https://appshunter.io/developer/622204117) |

## What reviewers say

### Loopr Live Loop Composer

[App page](https://appshunter.io/ios/app/loopr-live-loop-composer/id544645268)

This app is a powerful live loop composer and song sequencer with up to 64 tracks. It offers MIDI control and synchronization for real-time music creation, making it a versatile instrument for musicians.

**Highlights:** 64 independent audio tracks, Multi-phrase song composition, Low latency audio recording, MIDI pedalboard control, MIDI sync out, Session export/import

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

**In-app purchases:** none


### Midiflow Randomizer (Audiobus)

[App page](https://appshunter.io/ios/app/midiflow-randomizer-audiobus/id1107244758)

This MIDI effect app generates random variations in notes, velocities, and timing for musical sequences. It allows users to specify the range of randomization and can be used with other MIDI tools for harmonious results. Requires Audiobus 3.

**Highlights:** Randomize notes, Randomize note velocities, Randomize timing, Specify variation range, Use multiple instances, Requires Audiobus 3

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

**In-app purchases:** none


## Frequently asked questions

### Is Loopr Live Loop Composer free?

Loopr Live Loop Composer costs $0.99, with no in-app purchases.

### Is Midiflow Randomizer (Audiobus) free?

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

### Which has better reviews, Loopr Live Loop Composer or Midiflow Randomizer (Audiobus)?

Midiflow Randomizer (Audiobus) is rated higher. Loopr Live Loop Composer averages 2.3 out of 5 from 6 ratings, while Midiflow Randomizer (Audiobus) averages 3.0 from 4 ratings.

### Do Loopr Live Loop Composer or Midiflow Randomizer (Audiobus) have ads?

Neither Loopr Live Loop Composer nor Midiflow Randomizer (Audiobus) shows ads.

### Which is updated more often, Loopr Live Loop Composer or Midiflow Randomizer (Audiobus)?

Loopr Live Loop Composer ships an update every 6 months, and Midiflow Randomizer (Audiobus) every 11 months. Most recently, Loopr Live Loop Composer was updated on September 23, 2026 and Midiflow Randomizer (Audiobus) on September 25, 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.*