The Billion Dollar Gran is an interesting 1 paylines, 3 reels no download slot, developed and designed by Microgaming casino gaming software developer from the UK. It has a free spins game feature. The RTP on Billion Dollar Gran slot is 95.50%, which is more or less the average of the industry standard.
I have played the game only one time, but I think that I got the vibe that this game was really good. You also have the option of practicing the demo version here on this web page. After that, enter online casinos for some real wins. Among such Microgaming casinos are the following: Paf, AHTI Games, Betchan, Booi, Tsars, PlayFrank, Winz.io, Oshi, Casiplay, 777bay, Sol, OG, MaxCazino, Cozino.
