A-Tuner Lite is a free chromatic tuner for a wide range of instruments from strings to winds.

Play a note and your device's microphone picks it up. A rotating indicator and bar show whether the pitch is sharp or flat while the note name octave frequency and pitch deviation appear at a glance. Pitch deviation is displayed in 0.1-cent increments helping you make fine adjustments with confidence.

The built-in tone generator plays an A4 reference tone making it useful for ear-training practice as well. You can also adjust the concert pitch input sensitivity in-tune tolerance and display theme to suit your instrument and playing environment.

Key features:
• Pitch deviation displayed in 0.1-cent increments
• Clear visual guidance with a rotating indicator and bar
• Note name octave and frequency display
• Adjustable concert pitch
• Automatic or manual input sensitivity
• A4 reference tone
• Light and dark display themes

Try A-Tuner's precise easy-to-read tuning experience for free.

A-Tuner Lite includes ads. Transposition alternate note naming systems manual note selection historical temperaments octave stretch tuning selectable reference tones and a metronome are available in A-Tuner (paid version).