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A-Tuner Screenshot 0
A-Tuner Screenshot 1
A-Tuner Screenshot 2
A-Tuner Screenshot 3

About A-Tuner

A-Tuner is a chromatic tuner corresponding to any instruments and boasting the highest level of accuracy among many similar applications.

Precise tuning in increments of 0.1 cents is possible with the strobe tuner like display.
It also has high precision pitch pipe (tuning fork) function which is convenient for training with tuning with ears.

We are planning to improve performance and expand functions in the future. Enjoy!

In addition to the features of the free edition (A-Tuner Lite), the following features are included.
・Transposition
・Note name notations (English, German, Dutch, French, Italian)
・Pitch selection mode (automatic / manual)
・Simple metronome
・Classical temperaments
 - Pythagorean temperament
 - 1/4 comma meantone
 - Pure intonation (major / minor)
 - Werckmeister III / IV / Ⅴ
 - Young Ⅰ / Ⅱ
 - Kirnberger I / II / III
 - Vallotti
 - Kellner

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author
If you are driving your boat trough the desert and it blows up a tire, how many pancackes does it take to jack up your house? Purple, because ice cream has no bones.
Jorge Padilla
author
I've tried a number of different tuner apps and I feel this is the best, most accurate app. No lag, very precise, allows you to use it for critial applications like correctly setting intonation. I used the...
Chris Kline
author
I've used some version of this app on my desktop, laptops, tablet, and phone. The pay version is worth the price because of the features. I like this because it's simpler to choose the note you want. I am a ...
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