ArptonSoft, LLC

ARPTON SF Synthesizer Arpeggiator Player (v.3.1) is a software that emulates an electronic musical instrument. It allows a PC keyboard to function as a piano keyboard, and provides various sounds from SoundFonts found online. The tool is available for free.

This software is an all-in-one musical instrument with an Arpeggiator and MIDI/MIDI Karaoke Player. It can be used with any hardware or software synthesizer installed on your computer. You can play piano on your PC keyboard while singing along to any MIDI file.