Appeared in the 90s, Igrosoft, based in London, gained a lot of popularity amongst the gaming enthusiasts for their lines of free slots. Most of their casino online games offer super-exciting bonuses to its players. The free Igrosoft online slots are theme-based, featuring multiple gaming options. Almost all the slots are integrated with symbols, which include wild and scatter icons too, offering more winning opportunities to the players. Lucky Haunter, Gnome, Rock Climber, Sweet Life, Island 2 and Keks are some of the most popular Igrosoft online slots.