The Crazy 7 slots game can be found at Playtech casinos. Playtech do not publish the house edge of their games, however several established Playtech casinos have started releasing this information and on the CasinoMeister forum, the Boyle Casino Manager confirmed that Playtech slots games are not configurable at the operators end. As such, it is possible to identify that the house edge of Crazy 7 5.67% if you play one or two coins and 2.79% if you play three coins and should be valid at all Playtech casinos.
Sevens, sevens everywhere!
Crazy 7 had 3 reels, one payline and you can bet up to 3 coins on the payline.
There is no wild symbol when playing Crazy 7.
There are no bonus features when playing Crazy 7.
A perfect example of why you should always play the maximum number of coins, Crazy 7 offers a very attractive house edge if you play max coins and a dangerously poor house edge if you play less. However the low house edge for max coins is also one of its strongest features, especially if you want to pay a little less for your entertainment.