I had a triple trouble midi and just put it into beepbox and made the vocals. It can be off sometimes, but if that happens click the green flag and it should stay in sync
Thanks to UndertaleSwapFell for the original project "File crashed ×3" Pika Section Pt 1.. Thanks to Pikachar1274 for the original project "File crashed ×3" Pika Section Pt 2. but with square wave vocals.