Features:
+ Automatically detects the note and cent deviation for a wide variety of instruments
+ Accurate up to 1/1000 semitone (0.1 cent)
+ High contrast, high visibility user interface
+ Instrument presets
+ User selectable noise threshold
+ Settable A4 frequency
+ Frequency table
+ Select and edit historical temperaments
What's new (v5.2.4)
Application can now keep phone from going to sleep automatically while tuning