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APTuner - Chromatic Tuner

2.95 usd

Please see note below on Drift Analysis for an explanation on permissions. Thanks!The most widely used chromatic tuner is now available for your mobile phone and tablet. Built around an improved version of our pitch recognition engine, APTuner allows you to quickly and accurately tune your instrument using your phones built-in mic. Beautifully designed user interface is focused on only one task: perfectly tuning your instrument.
The product family has been downloaded over 10 million times and used by countless professional musicians, instructors, instrument builders, and studios.
Features:+ Automatically detects the note and cent deviation for a wide variety of instruments+ Unique noise reduction algorithm allows for tuning in even the most demanding of environments+ Precise up to 1/1000 semitone (0.1 cent)+ High contrast, high visibility user interface+ User selectable noise threshold+ Settable A4 frequency+ Temperament Support+ Devices can be calibrated via a reference tone (tuning fork) or by "Drift Analysis"
*The new Drift Analysis feature precisely computes the actual sample rate of the audio hardware in your phone to determine any drift (which can cause up to a 3 cent deviation). To ensure an accurate measurement either GPS time or a NTP server is used as a reference clock. This requires permissions for GPS hardware and connecting to the internet. This alleviates the need for a high precision tuning forks for calibrating your tuner. This is only used when the user chooses to calibrate the device.
Endorsements:✭ Ive used your product for ever it seems, likely every day. Recommend it to every guitar player I know that owns a computer. ✭ Easy to use, intelligent, and versatile. Slick. ✭ Quick response time, Great display, can see it across the room!✭ A very good product indeed. My teacher says that it has really helped me to improve my pitch placement. Thank you for all your hard work on this.✭ My guitar has never sounded sweeter.✭ The best guitar tuner I have found, cleanly done, easy to use - nothing to improve. A pleasure to pay for it.