crap it forced me to hard shiutdown my macbook pro

the worst app i ve ever used it completely frrezed my mac tryin to clean memory
i use a 2013 15 inch macbook pro so power is not an issue
i had to force restart which i really hate i do not know why apple allow such app on the app store ,stay away form this crap!!!!!!!

ale822 about Memory Clean - Monitor and Free Up Memory, v5.6