Top Free Slots website offers over 3,2000 no download, instant online and about 800 mobile slot games.
Play selected slot machine games with the main theme Aliens for free.
Sci-Fi Invasion 
Sci-Fi Invasion is a 9 payline online slot machine with top payout of 1,000 coins and a bonus round. The game was created by OpenBet.
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Little Green Man 
Little Green Man is a 25 payline slot machine with top payout of 1,000 coins. The online game is presented by Other Software.
There are 32 winning combinations.
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Energoonz 
Energoonz is a 30 payline slot machine game with top payout of 1,000 coins. The slot is made by Play 'n Go.
Win with 32 winning combos.
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Alien Autopsy 
Alien Autopsy is a 15 payline online slot machine with top payout of 1,000 coins and a bonus round. The game was developed by OpenBet.
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Max Damage 
Max Damage is a new Microgaming's 5x3 Reel, 243 Ways-to-win slot game that follows on from the exciting Max Damage and the Alien Attack Arcade Slot, unleashing a second wave of..
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Worlds At War 
Worlds At War is a 15 payline slot machine game with top payout of 1,000 coins and a bonus round. The slot is presented by Saucify.
There are 32 winning combos.
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Aliens 
Aliens is an online slot based on the famous science-fiction movie directed by James Cameron in 1986. This 15-payline slot game was created by the world's leading provider of..
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Space Wars 
Space Wars is a fast-paced 40-line video slot game featuring Wild icons and a brand-new feature - the Cloning Pod Re-Spin. Whenever you hit a win on a line, the winning symbols..
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Area 21 
Area 21 is a 25-payline video slot set in the legendary secret US military base in Nevada made famous by alien conspiracy theorists. Featuring wilds, multipliers and scatters..
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Alien Cash Attack 
Alien Cash Attack is a 1 payline online slot machine with top payout of 1,000 coins. The game is presented by Microgaming.
There are 10 winning combinations.
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It Came From Venus 
Hard-working farmer Skeeter had a typical farm... until It Came From Venus! Join Skeeter and his strange new friend in this thrilling true 30-payline 3D video slot, as they evade..
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Drone Wars 
Bathed in neon, and featuring 2 space pilots, robots galore, rockets and ray guns, you know pretty much where you are as soon as you load up this sci-fi themed 20 payline slot..
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Invaders from the planet Moolah 
Invaders from the Planet Moolah is a great new online slot machine with 25 paylines, two bonus features and progressive jackpots. Cascading (dropping) symbols are the name of the..
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Alien Robots 
Alien Robots is a 5-reel, 243 ways video slot machine featuring Wild and Scatter wins, and Free Spins with expanding Sticky Wilds. You can play from 1 to 30 bet lines or activate..
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Alien Hunter 
Alien Hunter is a Space themed 5 reel, 25 payline slot machine with Wild and Scatter opportunities, 2 great bonus feature rounds, free spins and Dollar Ball progressive jackpot...
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What on Earth 
This video slot has a 5 reel, 9 payline format and offers wild and scatter opportunities and 3 rewarding bonus features. 35 winning combinations and extra bonuses allow players to..
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Space Invasion 
Space Invasion is a 1 payline slot machine with top payout of 1,000 coins. The online game was created by Amaya.
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Arrival 
Arrival is a great 5-Reel, 30 Line Slot Machine with space aliens theme and a bunch of bonus features. 3 or more
Female Galactic Police symbols activate the thrilling bonus..
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