I believe in these days, most trader can create demo account easily but I never hear a Crypto exchange like Binance, OKX, Bybit, MEXC allowed trader to create demo account.
Yes, crypto is decentralized or unregulated, so many meme coins appear. Those are FIFO would earn the most. I don't like it, but I still invest in some projects.
I wonder if you can access hfm.com but in my country, I have to access through another domain. I think it's to fulfill the regulations in the territory but it's pretty annoying.