It works sometimes but isn't very accurate. It shows one total of likes and dislikes, then it switches to a completely different total after Youtube is completely loaded.

You can't blame the creators of this app though since they did their best, but Google consists of a sly bunch of pervs that need to know everything you do, every where you go and when you took your last dump, and will do anything to sabotage a program even if they don't have the right to interfere with other peoples property.

I have the similar issues with my Android phone. If I try to use Firefox instead of their spyware chrome app, my phone starts acting up and after a few days, it takes forever for Firefox to open, and the app size goes for 275 mb to over 700 mb, causing my phone to run slow as I get constant notification that my phone is running our of storage.

Hopefully Elon Musk will buy woke Google one day and put Google out of it's misery, but until then, you'll be sheep controlled by big brother Google every time you use any of their products.