I need a lot of help
I need to restrict (remove entirely) gambling website access from two laptops and if possible two iphones also.
What are my best options? is a new router with better restrictive options the best move?
software and if so which?
I'm not entirely sure where to begin.

I need to restrict (remove entirely) gambling website access from two laptops and if possible two iphones also.
What are my best options? is a new router with better restrictive options the best move?
software and if so which?
I'm not entirely sure where to begin.