Chromatic Tuner is a fast, accurate, beautifully simple tuner for every instrument. Just play a note and watch the needle settle. • Real-time mic pitch detection, accurate to the cent • Presets for guitar, bass, violin, ukulele and full chromatic • String auto-advance walks you through each string • Smooth cents needle gauge that's easy to read • A4 calibration (set your reference Hz) • Transpose for capo and alternate tunings • Auto and manual lock modes • Sustained reference drone to tune by ear • Pitch-stability meter so you hold the note steady