There are a great deal of online slots that players can enjoy for free; wagering in such games is typically completed using “fun money,” which allows players to bet using free credits that have been given to them through the casino or website hosting the game. Playing for free, however, will not award prizes that can be cashed out. Among the free slots available, gamers will find titles that are 3-reel, 5-reel or even 4, 6 or 7-reel; the number of paylines available varys from game to game, and bonus rounds, free spins and other special features may be present. One of the most exciting parts of online casino gaming is the transition from free play to betting real money; while there are numerous methods available for funding real-money play at any given casino, gamblers who choose to use Bitcoin will find that their transactions are safe, private and almost always free. Additionally, those wagering with Bitcoin will also find that many casinos feature special bonuses for gamblers funding their accounts using the cryptocurrency, making slot play even more convenient and exciting.