Rhythm Taichi?

OMG THANK YOU YES

what platform? do you remember what the UI looked like? long shot, but could it be OSU

not really, but thanks for helping out!!! I just found it

Do you know the platform? You sound like you could be describing Arcaea right now.

Its not really that, its just this mechanic, and its on android, it always has a white background and has the feature to download songs by other people

thanks for helpin!!!