Free spin bonuses on most free online slots no download games are gotten by landing 3 or more scatter icons matching symbols. Some slot machines have up to 20 free spins that could be re-triggered by hitting more scatter symbols while others offer a flat extra spins number without re-trigger features. Gamers are not limited in titles when they have to play free slot machines. Below are popular free slots without downloading from popular developers such as Aristocrat, IGT, Konami, etc. Get free spins in a slot machine by spinning matching symbols on the reels. Most gambling machines release free spins when appropriate matching symbols appear. See the different reel combinations: Reels 1, 3 &5 or 2, 3 & 4 or 3, 4 or 5. Scatter symbols are the chief icons triggering extra spins. Some pokie games allow you to increase the number of free spins during the bonus game. If players have collected three more scatter symbols during the round, then the players will win several more free spins. Sometimes this number can reach several tens, depending on the number of scatter symbols. Additional free spins are added and started automatically.