Smart Scale Controller Pro24 - App Store

Smart Scale Controller is a professional-grade mobile application designed specifically to control the scale and tuning of your keyboard in real-time. Tailored for musicians, this app offers seamless control over various musical parameters, helping you unlock new creative possibilities.

Compatible Keyboards:
- Korg (Pa Series, Triton Extreme/Classic/Studio, Trinity, Kronos, M3, Krome, Nautilus)
- JuzziSound 1/2
- Yamaha (PSR, MODX, Tyros, Genos)
- Kontakt (Native instrument)
Supported Features:
- Real-time Scale Tuning
- Transpose
- Pitch Bend
- Preset Management
- Bank Select
- Connection Options:

OTG Cable for direct connection
BLE Yamaha for wireless Bluetooth connectivity
With Scale Controller, you can effortlessly adjust your keyboard settings on the go, making it the perfect tool for live performances or studio sessions. Explore new tunings, experiment with presets, and achieve perfect harmony with ease.

Version History • Improved MIDI communication stability
• Enhanced scale tuning performance
• Minor bug fixes and UI improvements V24 Jun 9 • 20 built-in scales (Maqam, Western modes, Pentatonic, Blues)
• Quick-select preset banks for fast on-stage switching
• Virtual MIDI & USB MIDI support
• Works with Ketron and other pro keyboards V23 May 28 MIDI Improvements • Fixed Yamaha keyboard sound selection accuracy • Enhanced USB MIDI connectivity on IOS • Added virtual MIDI device support • Better multi-port USB MIDI handling

UI Enhancements • Redesigned MIDI Debug screen with Send/Receive tabs • Adaptive app bar that scales with screen size • Toggle to show/hide center section in Quick Select • Improved mobile layout and responsiveness

Bug Fixes • Fixed layout overflow on small screens • Improved MIDI message reception • Better bank selection visual feedback

iPad Support • Added multitasking support (Split View & Slide Over) • All orientations now supported on iPad

Performance & Stability • Extended app validity to June 2026 • Better performance and stability improvements

Thank you for using Smart Scale Controller! V22 Mar 11 Expanded keyboard compatibility with improved MIDI handling

Enhanced scale control engine for more accurate real-time tuning

Improved performance and stability during live play

Refined UI responsiveness for smoother interaction

Bug fixes and reliability improvements V21 12/13/2025 Fix Pitchbend issues V20 11/20/2025 Added transpose, pedal expression, and modulation support for Korg Trinity V3.

Added an option to choose the controlling device for Juzisound.

Improved and stabilized the output volume on Triton Extreme.

Added a feature to combine the sounds of your keyboards and play them from a single keyboard.

Updated the Pedal Expression interface.

Added the ability to save connected devices. Version v19 11/15/2025 MIDI & Bluetooth stability improvements with lower latency.

Smoother pitch-bend ribbon response and small UI polish.

Enhanced security/integrity checks with a clearer diagnostic screen.

Multiple bug fixes and overall performance improvements. Version 9.1.1 10/31/2025 Add Scale tuning for keyboards Yamaha Taros, Genos, Modx, Montage Version 7.9.29 06/02/2025 Preset Issue Fix: This update resolves problems related to preset management, ensuring that users can now save, load, and switch between presets without encountering errors.

Reset Button Fix: The functionality of the reset button has been improved, allowing users to reset settings or parameters as intended. V 7.9.25 11/11/2024 We've expanded compatibility to include additional YAMAHA keyboards

Enhanced User Interface: Enjoy a refreshed, intuitive UI for a smoother experience in adjusting scales, pitch, and transposition with more accessible controls and streamlined navigation. Version 7.9.23 11/03/2024 Add new Keyboard
Change the UI
Add bluetooth Smart scale V3 10/31/2024 - Add Yamaha Keyboard to the App
- Improve the presets V 2.0 07/10/2020 1.0 06/22/2020