While I mostly play slots, I’ve recently been getting back into Blackjack and found the variety at https://bigbenslotsuk.com/ to be excellent. They offer several variations of the classics, including some with very low minimum stakes which are perfect for practicing your basic strategy without risking too much of your bankroll.

The software is provided by top-tier developers, so the cards flip realistically and the animations are fluid. It’s a very polished experience all around, and it makes for a nice change of pace when you want to take a break from the spinning reels and use a bit of strategy instead.