Bitcount ltd.
  • Music
  • 2008-08-11
    Release date
  • iOS 9.0 +
  • 3.99$

Using your device’s built-in mic, you can quickly and precisely tune your instrument using Cleartune, a chromatic instrument tuner, and a pitch pipe.

With Cleartune’s special “note wheel” interface and highly sensitive fine-tuning meter, you can discover your pitch quickly and create the ideal tune.



  • Note Wheel Display
  • Ultra-responsive 25 cent range fine tuning display
  • Needle Damping option
  • Accuracy ±0.01 semitone (±1 cent)
  • Selectable Temperaments
  • Selectable Notations (such as Solfège)
  • User-defined temperament and notations
  • Support for transposing instruments
  • Automatic reference note calibration
  • Adjustable A4 calibration in 0.1 Hz increment
  • Pitch Pipe/Tone generator
  • Selectable tone waveform
  • Automatic or manual note selection


Different Support

Cleartune has more power than most professional tuners while remaining user-friendly. It supports custom temperaments, transposition, notations like solfège, and changeable calibration.


Different Instruments

Bass, bowed strings, woodwinds, brass, piano, tympani, and any other instrument that can maintain a tone can all be tuned with Cleartune.



Cleartune is a chromatic tuner app for iOS and Android that makes it easy to tune your instruments on the go. With its clear display and simple controls, Cleartune is our top pick for a chromatic tuner app. If you’re looking for a tuner that’s easy to use and works well, we recommend Cleartune.


“My most indispensable app is my guitar tuner, Cleartune. None of the old visual or analog tuners are as precise. I’ve even taken it on stage with me!” – Rosanne Cash

“Cleartune and Clockwork are my most used apps.” – Ezra Oklan (Nicole Atkins, Norah Jones, Antibalas Afrobeat Orchestra, Matt Beck (Matchbox 20), Chico Hamilton, Arnie Lawrence)

“I’ve been having trouble with interference on stage with other tuners for the iPhone. Used Cleartune last night before a gig and had no problems with stage noise. Excellent tuner for bass.” – Rob Calder (Kanye West, Angus and Julia Stone, The Break and Repair Method, Ghostface Killah)

Used in the making of the new Gorillaz album “The Fall”

Follow us on Facebook at

• Featured in Electronic Musician, Matchbox Mag, Making Music Mag, Premiere Guitar, MacWorld, Apple Staff Picks, Worship Leader Mag, Acoustic Guitar

• Spotted in use backstage by The Black Keys, C.W. Stone King (, Grammy Nominee Sones de México (

Ratings and reviews

No reviews added for this app