Cleartune

What it does

Accuracy

The listed tuning accuracy is ±0.01 semitone (±1 cent).checked 4 Oct 2026

Calibration

It provides automatic reference-note calibration and adjustable A4 calibration in 0.1 Hz increments.checked 4 Oct 2026

Compatibility

The listing requires iOS 9.0 or later on iPhone and iPadOS 9.0 or later on iPad.checked 4 Oct 2026

Display

The interface combines a note wheel with a fine-tuning meter and a 25-cent range display.checked 4 Oct 2026

Instruments

It can tune guitar, bass, bowed strings, woodwinds, brass, piano, tympani, and other instruments that can sustain a tone.checked 4 Oct 2026

Notation

It supports selectable and user-defined note notations, including solfège.checked 4 Oct 2026

Note selection

Note selection can be automatic or manual, and the app includes a needle-damping option.checked 4 Oct 2026

Pitch pipe

The pitch pipe includes a tone generator with selectable waveforms.checked 4 Oct 2026

Privacy

Apple’s listing says Bitcount has not provided details about the app’s privacy practices to Apple.checked 4 Oct 2026

Product

Cleartune is a chromatic instrument tuner and pitch pipe that uses the device’s built-in microphone.checked 4 Oct 2026

Temperaments

Cleartune offers selectable and user-defined temperaments, including a built-in temperament for violin-family instruments.checked 4 Oct 2026

Transposition

The app supports transposing instruments.checked 4 Oct 2026

Update history

The latest version shown is 2.3, dated June 16, 2020.checked 4 Oct 2026