Designed by Net Entertainment, this slot game features twenty-five fixed pay lines distributed on five reels. The high-valued symbols are related to some scientific theme of the game. Though you may feel the slot to be simple, the RTP says otherwise. Over the years, it has gained an RTP of 95.80%, thanks to the customized bonus round.
Spin Castle brings you the best and the latest Slot Machine Games for FREE. The Spin Lab Slot is our new free slots machine powered by 3D engine which brings a new perspective to online slots. Now play the Spin Lab by clicking on the Play here for free button below.
