This app was mentioned in 1 comment, with an average of 1.00 upvote
I think the recording app itself is fine. It's just that during massive breaks, my device lags a bit...mainly because I play on max resolution all the time and there's a lot of particle effects I guess (slayer crits on almost every hit).
Sound Recorder on Android: https://play.google.com/store/apps/details?id=us.screen.recorder