SSynth.com MIDI File Player - Version 201.02 SSynth.com's MIDI file player is a free utility that plays standard MIDI files through the MIDI port or device you select. Open a MIDI file, select the output of your choice, and use Play, Pause, Rewind and Loop to control the playback of your file. Easy and simple to use. Now you can play any of the tens of thousands of freely available MIDI files with ease!