# Midiflow Keyboard (Audiobus) vs LoopMemo

The clearest difference is price: LoopMemo at Free against Midiflow Keyboard (Audiobus)'s $2.99. LoopMemo also leads on update cadence (every 3 weeks vs every 9 months). Midiflow Keyboard (Audiobus)'s advantage is in-app purchases (none vs 1) and ads (none vs shown).

LoopMemo is free to download; Midiflow Keyboard (Audiobus) costs $2.99 up front. LoopMemo sells 1 one-off in-app purchase. Midiflow Keyboard (Audiobus) asks for nothing beyond the download.

Midiflow Keyboard (Audiobus) ships an update every 9 months, LoopMemo every 3 weeks. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Midiflow Keyboard (Audiobus) | LoopMemo |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/midiflow-keyboard-audiobus/id1092870508/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 5 MB | 4 MB |
| Requires iOS | **10.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Johannes Doerr](https://appshunter.io/developer/622204117) | [Hiroshi Yamazaki](https://appshunter.io/developer/315980148) |

## What reviewers say

### Midiflow Keyboard (Audiobus)

[App page](https://appshunter.io/ios/app/midiflow-keyboard-audiobus/id1092870508)

This music app provides a versatile keyboard interface for controlling multiple synth applications simultaneously. It offers various layouts, including piano, scales, and chords, with customizable controls for pitch, modulation, and note velocity. Designed to integrate seamlessly with Audiobus 3, it enhances mobile music production.

**Highlights:** Piano, scale, and chord layouts, Multiple independent keyboard strips, Adjustable key range and octaves, Pitch-bend and modulation wheels, Hold mode with unisono option, Velocity control via touch or accelerometer, Split View/Slide Over support

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

**In-app purchases:** none


### LoopMemo

[App page](https://appshunter.io/ios/app/loopmemo/id6788227759)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LoopMemo Pro | $2.99 | one-time |


## Frequently asked questions

### Is Midiflow Keyboard (Audiobus) free?

Midiflow Keyboard (Audiobus) costs $2.99, with no in-app purchases.

### Is LoopMemo free?

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

### Do Midiflow Keyboard (Audiobus) or LoopMemo have ads?

LoopMemo shows ads; Midiflow Keyboard (Audiobus) does not.

### Which is updated more often, Midiflow Keyboard (Audiobus) or LoopMemo?

Midiflow Keyboard (Audiobus) ships an update every 9 months, and LoopMemo every 3 weeks. Most recently, Midiflow Keyboard (Audiobus) was updated on September 30, 2026 and LoopMemo on October 8, 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.*