SynthNes; A Free ROM Turns Your Vintage NES Into A MIDI Synthesizer



SynthNes is a free ROM that runs on an Everdrive N8 Pro flashcart, and a companion PC app that transforms your vintage NES into a MIDI-capable synthesizer.




  • Control all five NES audio channels via MIDI or included virtual keyboard
  • Expandable by connecting more NES’s
  • Easy to use PC interface
  • PDF manual
  • Modulation
  • Automation
  • Presets
  • Polyphonic operation
  • Unison mode
  • Animated graphics
  • Hidden surprises





The ROM is available now as a free download. Donations to help support future development are welcome by the developer.


*Note: If you need a hardware solution for the NES, you can check out Super MIDI Pak.









Leave a comment

Name: (Required)

eMail: (Required)