APTuner is a sophisticated chromatic tuner for your computer, tablet, and phone. Come see the unparalleled accuracy and insightful user interface features.
Features you will love about APTuner
Note Detection (engine 2.0)
APTuner is built around a best-in-class note detector spanning 8 octaves even for low piano notes.
Our analysis algorithm eliminates many of the octave or fifth errors you often see with other tuners.
Temperaments & Transpositions
APTuner has all the features you expect in a full featured tuner:
Adjustable A4 frequency
Transpose concert pitch to your instrument.
Switch to a wide range of historical temperaments.
Current Development
We are currently in active development of a new multi-platform version of APTuner.
Yes, we still have the ever popular have APTuner 3 for Windows. Download it here.
APTuner for Windows is shareware. Send a donation of any amount ($35 recommended) to my Paypal account and I’ll send back the registration code. Thanks!