Q - Does this software have a fixed cost?
A - No , however, to receive the unlock code you need a free donation
Q - Can I use the princess soft gold sf2 bench to convert?
A - No, the Princess soft gold sf2 is exclusive to Princess soft synth software.
Q - Can I use the "mp3 tag" function to add text to a converted file?
A - Yes, it is possible, the text can be inserted both on mp3 and wav
Q - Is there a converter with several functions?
A - Probably depends on the interest of the users.