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Free open source GPL instrument / musical chromatic tuner (like an electronic guitar tuner) for Windows, Windows Mobile, & Pocket PC. Displays name of note played & accurate indication of whether pitch is sharp, flat, or exact (relative to 440Hz A).

Features

  • Currently tested and accurate with Guitar, Bass, Piano, Violin (should work with anything!)
  • Uses KissFFT's Fast Fourier Transform / Tartini Analysis Engine to update UI 43 times per second!
  • Uses averaging and filtering to avoid nasty flicker of the tuning indicator
  • Displays the octave within which the note falls
  • Reference pitch can be set anywhere from A=430Hz to A=450

Project Samples

oTuner Free Open Source Guitar Instrument Tuner Main Display Explanation of how to use oTuner Open Source Guitar Tuner

Project Activity

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Categories

Data Visualization, Audio Analysis

License

GNU General Public License version 3.0 (GPLv3)

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oTuner Web Site

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User Reviews

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  • niittymaa Posted 2014-06-23
    Simple and good tuner!
  • hopellindda Posted 2012-07-12
    thanks for project!
    1 user found this review helpful.
  • wkunes Posted 2012-04-24
    Nice and Easy to use.
    1 user found this review helpful.
  • solarpanel Posted 2012-03-03
    Excellent sounds!
    1 user found this review helpful.
  • joedf Posted 2011-08-22
    GREAT Tuner. the best i've seen EVER!!! nice job! :D
    1 user found this review helpful.
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Additional Project Details

Operating Systems

Windows, Windows IoT, Windows Mobile

Intended Audience

End Users/Desktop

User Interface

Win32 (MS Windows)

Programming Language

C++

Related Categories

C++ Data Visualization Software, C++ Audio Analysis Software

Registered

2009-07-20
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