Hidden Sci-fi Games on Steam

Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sci-fi games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Sci-fi games on Steam.

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Ring Runner: Flight of the Sages Ring Runner combines the fast-paced action of space combat with the rich story and skill variety of an RPG.Trek across the universe in a 30 hour long story-driven campaign based on a companion Sci Fi novel, or challenge 6 scenarios alone, cooperatively, or competitively through local or online multiplayer.

Price -89% 0.57€
Rating 7.9
Release 19 Nov 2013
PixelJunk™ Shooter In PixelJunk™ Shooter, you must pilot your spacecraft through a range of cavernous environments in a bid to save the scientists trapped underground. Making your way through the game will rely on your keen sense of observation and the ability to manipulate your surroundings.

Price 8.99€
Rating 8.4
Release 11 Nov 2013
Anomaly Warzone Earth Mobile Campaign Anomaly Warzone Earth Mobile Campaign continues Steam's Anomaly Warzone Earth in an extra 15-level campaign. Originally released on mobile devices, the campaign is brought to Steam for PC, Mac and Linux exclusively in Anomaly Bundle. AWE Mobile Campaign turns tower defense on its head.

Price -93% 0.35€
Rating 7.5
Release 06 Nov 2013
Master Reboot Imagine a world where death is no longer final, where precious memories are saved to enjoy forever, where your soul is immortal. Master Reboot is a haunting first-person sci-fi adventure.

Price -94% 0.76€
Rating 7.2
Release 29 Oct 2013
Syder Arcade Killing zombies never gets old, but sometimes you just need a break. Get back to some serious old-school gaming with Syder Arcade! Syder Arcade is a love letter to Amiga games of the ‘90s, no coins, no upgrade grinding, just your tenacity and a motherload of alien invaders.

Price -86% 1.43€
Rating 7.9
Release 24 Oct 2013
Dysfunctional Systems: Learning to Manage Chaos From Dischan Media, creators of the highly acclaimed Juniper's Knot, comes Dysfunctional Systems: Learning to Manage Chaos.Dysfunctional Systems is a visual novel series featuring Winter Harrison, a student mediator from a utopian world. Learning to Manage Chaos is the first entry in the series.What is a mediator?

Price 4.99€
Rating 7.2
Release 26 Sep 2013
Artemis Spaceship Bridge Simulator Artemis is designed for anyone who watched Star Trek and dreamed of what it would be like to sit on the bridge of a star ship. Artemis simulates a spaceship bridge by networking several computers together. You cannot play Artemis single-player!

Price -42% 4.00€
Rating 8.4
Release 16 Sep 2013
Hate Plus Let's spend the next three real-time days together uncovering the mystery of what went horribly wrong on a derelict generation ship, with the help of a spunky/more-than-slightly-traumatized AI sidekick! A sequel to Analogue: A Hate Story that tells a whole new hate story of its own.

Price 9.75€
Rating 7.9
Release 19 Aug 2013
The Apogee Throwback Pack The Apogee Throwback Pack is a collection of four classic Apogee Software titles all in one kick ass package. Blast your way across the galaxy as British Special Agent Blake Stone in "Aliens of Gold" and "Planet Strike", then take on an ancient evil menace as the H.U.N.T in "Rise of the Triad".

Price 9.99€
Rating 8.3
Release 01 Jul 2013
Retro/Grade Play a classic Shoot 'Em Up... in reverse!

Price -88% 1.29€
Rating 7.8
Release 20 Mar 2013
Ultratron Experience the addictive gameplay of old-school arcade favourites, updated and improved for the 21st century! Unique retro-futuristic sound and graphics, player responsive difficulty, and a subtle system of tactics combined with classic gameplay make Ultratron a fun and hypnotic arcade blast.

Price 10.79€
Rating 8.3
Release 18 Mar 2013
Droid Assault Play Droid Assault and experience running blaster battles with hordes of rampaging killer robots! Discover a unique tactical arcade shooter, with the fun addictive gameplay of 8-bit classics. You'll need your wits and the help of your acquired droid squad to stay alive in this fast-paced retro actionfest.

Price -94% 0.68€
Rating 7.7
Release 09 Jan 2013
Cargo Commander Alone in space, light years away from your family, armed with only your Fistcannon™; you are Cargo Corps' latest recruit, a Cargo Commander.

Price -93% 0.37€
Rating 7.8
Release 01 Nov 2012
ETHER VAPOR Remaster Ether Vapor Remaster is a cinematic 3D arcade shooter and visual treat from developer Edelweiss.

Price -60% 3.19€
Rating 7.2
Release 27 Sep 2012
Resonance When a brilliant particle physicist dies unexpectedly, the race is on to secure his terrible new technology before it falls into the wrong hands. The lives of four playable characters become entangled as they fight against the clock to find the dead scientist’s secret vault.

Price 14.79€
Rating 8.4
Release 25 Jul 2012
Unstoppable Gorg Defend the solar system from fearsome aliens by sending satellites into orbit in revolutionary tower defense action!

Price -91% 0.89€
Rating 7.4
Release 19 Jan 2012
Evochron Mercenary The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.

Price 14.79€
Rating 7.3
Release 16 Jan 2012
SATAZIUS The year is 2051. Location: SATAZIUS, a long-abandoned planet. The cruiser Agano was on patrol when it was attacked and stricken by a confederacy of space pirates that had established a base on SATAZIUS. The pirates attacked the Agano intending to steal the assault ship ‘Trafalgar’ that was stowed aboard the Agano, but the Trafalgar made...

Price -88% 0.76€
Rating 7.8
Release 16 Dec 2011
Earth Defense Force: Insect Armageddon Thousands of giant insects and aliens once again ravage the earth, and only the Earth Defense Force can stop them.

Price -33% 6.74€
Rating 8.3
Release 14 Dec 2011
Sins of a Solar Empire: Trinity® In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.

Price 9.49€
Rating 7.4
Release 16 Nov 2011
Star Ruler Take command of a vast interstellar empire and safeguard your species from total extinction in a procedurally generated 3D galaxy (with the option to flatten it) from 1 System to 10,000+! Prove your species' ingenuity through a deep and intricate combat system where anything (from individual components on ships to the stars themselves)...

Price -94% 0.42€
Rating 7.7
Release 20 Sep 2010
Sword of the Stars: Complete Collection Sword of the Stars: Complete Collection is the original Sword of the Stars games and the three expansions Born of Blood, A Murder of Crows and Argos Naval Yard. It is the year 2405, and human scientists have discovered a new technology that allows travel from star to star at speeds faster than light.

Price -96% 0.42€
Rating 8.2
Release 04 Jun 2010
Star Wolves Star wolves is a 3D space RPG with deep strategy and tactical elements. The game thrusts players into a world of freelance space hunters in the XXI-XXII century A.D. during a time of political crisis for the all-powerful Empire and the three mega-corporations that control all the known worlds.

Price -82% 0.72€
Rating 7.9
Release 02 Mar 2010
Star Wolves 3: Civil War Large-scale battles have become a vestige of the past, depleting resources of conflicting parties. Settled space, where welfare and order had reigned, has become a cemetery for dead ships which is flooded with pirates and adventurists.

Price -85% 0.79€
Rating 7.6
Release 02 Mar 2010