Obviously, the context depends on the website in question.
Likewise, bingo and slots sites can often give you free spins bonuses when you wager a certain amount. A website may reward you through their VIP programme with access to various levels of free bingo games.
Both free bingo and free spins come in many different varieties. A free spin is a free go on a slot machine, IE spinning the reels. Free spins are a promotional tool many casino and slots sites use to get you through the door.
Free bingo is basically access to free bingo games without having to spend any money.
