Stablecoins such as USDT are popular for gambling because their value tracks a traditional currency, so a balance does not swing with the crypto market. To pay with USDT, a player copies the casino's deposit address for the right network and sends from a wallet or exchange; choosing the wrong network can lose the funds. To cash out USDT, the player requests a withdrawal to their own address and can then sell it on an exchange for their local currency.
Crypto casino withdrawal times are the main draw. Once the casino approves a request, a bitcoin casino withdrawal arrives as soon as the network confirms it, often within an hour, and faster coins settle in minutes. Instant withdrawal claims usually describe that network speed rather than the approval step, which can still wait for identity checks or a review of bonus terms. Fees depend on the coin and on how busy its network is at the moment of sending.
Crypto casinos are popular for fast payouts, fewer banking steps and the privacy some players want. Whether bitcoin gambling is worth it is a different question, because the coin itself adds risk: a win can shrink before it is sold, and a loss can grow if the price rises afterwards. Holding crypto is investing, staking it at a casino is gambling, and frequent crypto trading on short price moves behaves much more like gambling than many traders accept.