Which booktubers give their honest opinions?

There are so many popular booktubers who suger-coat their reviews, that it became almost impossible to find a genuine one. Everything's either 4 or 5 stars; very good to excellent etc. I want to hear criticism, negative experiences reading it, heck, tear the book apart if you absolutelly hated it, but, please, be genuine.

Anyone you know fits this description? Anyone, who is not afraid of what others might think, if they dislike their beloved books/series? thanks