Alright, I know this will narrow it down to only a few, but I'm searching for the 'perfect' one which does not get boring after a few minutes, one where you can play for hours a day, and of course one which you not have to wait hours for sometime to restore (eg. resources) and the following:
No turns
No premiums
Space or medieval type
A good tutorial
I have tried some, but I cannot list them all as they are forgotten, but ones I remember are: