---
title: "ScaleBud 2 AUv3 MIDI Keyboard — App Overview"
url: https://marlvel.ai/apps/scalebud-2-auv3-midi-keyboard
category: Music
developer: Cem Olcay
platforms: ios, android
rating: 3.3 (543 ratings)
pricing: free
report_level: overview
generated: 2026-04-28
last_verified: "2026-04-28T08:26:27.203Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app provides powerful MIDI processing capabilities, users report significant friction regarding the inability to save state in standalone mode.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Music |
| Rating | 3.3 ★ (543) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.9 |
| Latest Version (Android) | 1.6 |
| Developer | Cem Olcay |

<!-- SECTION: Summary -->
## What is ScaleBud 2 AUv3 MIDI Keyboard?

ScaleBud 2 is an AUv3 MIDI keyboard plugin designed for mobile musicians to ensure performance accuracy by constraining MIDI input to specific musical scales. It offers advanced routing, custom scale creation, and multi-row keyboard configurations for use in host apps like AUM or Cubase.

<!-- SECTION: Key Features -->
## Key Features

- **Scale Correction**: Automatically rounds off-scale notes to the nearest note within a selected scale during MIDI input.
- **Multi-Row Configuration**: Supports unlimited keyboard rows with independent key, scale, and chord configurations, including MIDI keyboard splitting.
- **Custom Scale Engine**: Provides over 110 built-in scales with the ability to create custom scales and share them across the developer's ecosystem.
- **Pattern Management**: Allows for an unlimited number of pattern pages that can be toggled via MIDI CC messages.

<!-- SECTION: Target Audience -->
## Who is it for?

Music producers and live performers using iOS-based digital audio workstations who require real-time MIDI scale correction and mapping.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/scalebud-2-auv3-midi-keyboard/id1605842538?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=com.mobileer.midikeyboard&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/apps/scalebud-2-auv3-midi-keyboard)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/scalebud-2-auv3-midi-keyboard).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*