OctaveScope
Piano Inharmonicity Visualizer
$24.99 · Designed for iPad. Not verified for macOS.
OctaveScope – Visualize Piano Inharmonicity
The OctaveScope Real-Time Audio Analyzer turns your iPhone or iPad into a powerful real-time oscilloscope and spectrum analyzer for music, acoustics, and tuning. Designed for musicians, piano tuners and technicians and the simply curious; it gives you a clear view of sound in both the time and frequency domains.
Features
• Live Microphone Capture – View incoming audio instantly with low-latency processing.
• Waveform Oscilloscope – Inspect raw waveforms and filtered harmonics in real time.
• FFT Deconvolution – Analyze fundamental tones and harmonic overtones with precision.
• Octave Sizing – Widths from 2:1 to 10:5.
• Harmonic Tracking – See multiples of the fundamental frequency (2×, 3×, 4×, etc.) with dedicated filters.
• Dark Mode – Clear high-contrast visuals.
• Educational & Practical – Great for music practice, instrument tuning, and exploring the science of sound.
• Flat-Sharp indicators to visualize intonation.
With OctaveScope, you can watch sound unfold — from raw waveforms to harmonic structure — right in your hand.
Unlock the beauty of an accurately tuned piano scale with OctaveScope.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Improved stability of audio analysis.
The developer, Richard Barber, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Richard Barber
- Size
- 11.2 MB
- Category
- Music
- Compatibility
Requires iOS 18.5 or later.
- iPhone
Requires iOS 18.5 or later. - iPad
Requires iPadOS 18.5 or later. - Mac
Requires macOS 15.6 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2025 Richard E Barber
