What CRM do you recommend?
There is no specific CRM that I recommend.
I DO however recommend using one. Religiously.
So, my real answer is: the BEST CRM is the one that you will actually use.
Now, with that out of the way, Pipedrive is my personal favorite. But not because it is objectively better than any of the others. It is just the one I know I will use. Religiously.