Companies capitalizing on convenience is not new. If you want to go to the ultimate end of the spectrum where you don't need to give up any info to a third party, open source applications have you covered. Firefly iii, Actual Budget to name two with existing bank integrations.

It comes down to your personal risk tolerance and appetite. If you have no tolerance, don't take the risk and stick with your convictions instead of grumbling that you had to give your bank statements to download a scammy Tetris app.