Free spins are spins you will get when using a deposit bonus. It’s an extra gift on top of your deposit bonus. Free spins are free game round that you can play on a slot machine. The winnings of these free spins have to be wagered as well, just like a deposit bonus. Most of the time, you’ll get free spins on Starburst but sometimes the casino lets you decide on which slot you like to play the free spins.