The software download is free at any of these websites, but users have the ability to switch to the "paid" version at any time by making a real money deposit. The software package is the same for both real money or fake money play.
Some players lose control of their betting patterns and can no longer make rational decisions playing blackjack.
If you are one of these players, we urge you to visit Gambler's Anonymous.
Blackjack is legal in brick and mortar casinos, but it may be subject to jurisdiction specific laws in its online wagering form. We urge you to check local laws before placing wagers online.
Players should be older than 18 to play blackjack, and it is recommend they stick to industry certified sites.