One Click Tuner

One Click Tuner is a chromatic tuner. Open it and play. There is nothing to set up and nothing else on the screen. The display shows the distribution of frequencies samples at 90 times per second, giving users a look at the distribution of their instrument's notes. FEATURES • Detects any pitch from A0 to C8 (27.5 Hz to 4186 Hz): guitar, bass, violin, viola, cello, ukulele, mandolin, voice, brass, woodwinds, piano. • Reference pitch adjustable from A = 415 Hz to 466 Hz in 1 Hz steps. • The screen stays on while the app is open. • Uses the current audio input: built-in microphone, wired headset, or USB audio interface. • Dark interface with one screen and two buttons.