Harmony Keyboard
Harmony Keyboard is made and published by SINCLAIR SYSTEM. AppBrain is an independent app data site and isn't affiliated with SINCLAIR SYSTEM. The app name, icon, screenshots and description belong to SINCLAIR SYSTEM and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- October 19, 2026
- Size
- 45.1 MB
User feedback
Ratings and reviews on the App StoreComments on Harmony Keyboard for iOS
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Store listing
By SINCLAIR SYSTEM, from the App StoreDescription by SINCLAIR SYSTEM Written by the developer, not by AppBrain. Click to read.
Harmony Keyboard is a powerful practice tool designed for musicians who want accurate tuning and beautiful harmony. It helps you hear and practice chords using both just intonation and equal temperament, making it ideal for ensemble rehearsal, wind band practice, choir training, and ear training.
Whether you're a student, performer, or teacher, Harmony Keyboard helps develop a better sense of pitch and harmonic balance.
KEY FEATURES
• Just Intonation & Equal Temperament
Switch between tuning systems to understand how harmony and tuning work in real music.
• Intonation Training
Practice tuning chords and intervals to develop a precise musical ear.
• Instant Transposition
Transpose instantly to any key for flexible practice.
• Hold Function
Sustain notes and chords while listening carefully to intonation and balance.
• Wind Instrument Sounds
Includes sounds such as flute, clarinet, and saxophone for realistic ensemble practice.
• Customizable Tuning
Adjust reference pitch (e.g. A=442Hz) and note name display.
PERFECT FOR
• Wind band practice
• Brass and woodwind players
• Choir rehearsal
• Ear training
• Music students and teachers
Harmony Keyboard is a simple yet powerful tool for musicians who care about tuning, harmony, and musical precision.
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 45.1 MB
- Content rating
- Everyone
Technologies used by Harmony Keyboard
Releases
Updates seen on the App Store- Version
- 1.7.0
- Launched
- August 2025
No changelog data
Alternatives
Similar apps and more from SINCLAIR SYSTEMRankings
App Store top chartsApp Store Rankings for Harmony Keyboard
About the app and developer
About Harmony Keyboard
Harmony Keyboard is a music app developed by SINCLAIR SYSTEM.
User Ratings
The app has no ratings yet.
App Information
Harmony Keyboard is freely available from the App Store. The app size is 45.11 MB. The latest version available is 1.7.0. The last update was on October 19, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since August 2025.
Developer information for SINCLAIR SYSTEM
Address:
Frequently asked questions about Harmony Keyboard
Is Harmony Keyboard free?
Yes. Harmony Keyboard is free on the App Store.
Is Harmony Keyboard still available?
Yes. Harmony Keyboard is on the App Store, and the last update we saw was on October 19, 2026.
How large is Harmony Keyboard?
Harmony Keyboard is 45.11 MB.
Is Harmony Keyboard suitable for children?
App Store rates the content of Harmony Keyboard as suitable for everyone.
Who made Harmony Keyboard?
Harmony Keyboard was developed by SINCLAIR SYSTEM. It is listed in the music category on the App Store.
What are the best alternatives to Harmony Keyboard?
People looking at Harmony Keyboard also look at these music apps: Tonica - Harmonic training, Super Wind Orchestra Piano, Brass Piano, HD-300 Assistant, Temperaments Lite.
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