What are the best brands of cat food and why?



I have two cats and I want to feed the best to them. I am currently feeding my two cats Whiskas. I heard it is very good food. I also heard these brands are awesome;-Fancy Feast-Iams-Science Diet-Friskies-Cat Chow-Purina One-Meow Mix - and the noname brands I have also heard are goodFeel free to add on the my list of cat foods. Thanks.