insTuner is a chromatic tuner that helps you tune instruments quickly and accurately. With advanced DSP (Digital Signal Processing) algorithm, it is highly accurate (±1/1000 semitone or ±0.1 cent precision). insTuner is well-designed and easy to use. You can also use it as an electronic pitch pipe to tune by ear, matching the generated tones. With its large and clear display, you can tune your instrument without any difficulty: Just tune and play! It is suitable for tuning acoustic and electric guitar as well as bass, ukulele, mandolin, banjo, bouzouki, bowed strings, woodwinds, brass, timpani and more. In fact, almost any instrument that sustains a tone can be tuned using insTuner. Features: - Quick tuning mode - Fine tuning mode (in Pro version) - Historical curve tuning mode (in Pro Version) - Built-in tone generator - Changeable Concert A frequency (also called A4) - Changeable musical temperament - Changeable input source insTuner for iPhone, iPad and iPod Touch is also available on the Apple App Store. Enjoy! As always, if you have any comments, suggestions or questions, don't hesitate to let us know at [email protected]