"Psaltikon Tonarion" is a program that can be used as a tuner and/or as an isocrate. This is the full version without any advetrisments. THE ONLY TUNER / ISOCRATER PROGRAM WHICH CAN DETECT THE TONE FROM THE MICROPHONE !! Some of the benefits of the program are: -Beautiful environment with respect to tradition. -It has the entire physical scale from the bottom Di to the Upper Pa. -Very natural transition from one note to the other. -Ability to select the smoothness in the transition between the notes. -Natural sound. -Ability to display music PDF files and use isocrate at the same time -Many different voices pre-installed. -Ability to use two voices at the same time -Ability to create new sounds and voices by importing audio files. -Change voice volume inside the program in real-time. -Change the voice pitch in real-time. -Ability to edit the tonality of each music note separately. -Ability to detect the tonality from the microphone! -The tonality can be changed by the step of one point or several each time. -Ability of selecting maximum and minimum tonality. -Ability to balance low and high frequencies (equalizer). -Easy to use. You don't have to press a separate button to stop the voice. -Different behavior in its use as a tuner and as an isocrate. As a tuner, the voice stops as soon as you release the button. As an isocrate, it stops when you press the same note again. -In isocrate mode, only useful notes with larger buttons are displayed to make it easier to handle. Optional you can view all the notes. "Psaltikon Tonarion" is a tool that we believe and hope will help the chants and students of our ecclesiastical music.