Please advise what I can play for free in the browser, what do you play in your free time?

If you are searching for a fun and challenging puzzle to play right in your browser, I recommend trying https://vuqq.com/netwalk/ NetWalk - Play online for free - 100%. It’s a logic game where you rotate tiles to connect the network and restore proper communication. The rules are easy to understand, but solving the puzzles requires real concentration. No downloads, no registration, just open the page and start playing instantly.