For some songs, even when working with a full song mix, you can see the beats as peaks in the waveform. So I’ve used a combination of Reaper’s metronome and visually placing markers on the beats.
It definitely gets tricky when there are tempo changes. I’ve actually found counting out on my fingers helps sometimes, haha.
You are about to leave Rhythm Gaming World and access the external songs DB. While no song or file sold for commercially available videogames is hosted there and only fan generated content is allowed, Rhythm Gaming World has no direct control over the database and no files are hosted here. Alright, we had to made you aware of this, now you can visit the database!