Play free mobile slots on your iPhone, iPad & Android devices with no download or registration required. Play Mobile Slots games at bookofwar.win for FREE or REAL + get info on all Mobile Slots characteristics & features. Everyone loves free games! Get the best info on free mobile casino games for your mobile phone. The best part is that there is no need to pay for apps as our games are free for. Roulette Strategy Blackjack Strategy Slot Machines Guide. It's amazing how a few extra millimetres in size and a better, brighter screen with high definition makes such a difference. On top of that, no registration or download is required. This is why online gambling has moved to mobile devices.