Sci-fi games provide some of the most imaginative and breathtaking gaming experiences during which players can travel through space and time to explore new adventures or take part in iconic historical events. Many of these imaginative and cinematic sci-fi games can be played for free, thanks to talented creators who are passionate gamers themselves.

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These free-to-play sci-fi games are set in exciting worlds and let their players fight against mysterious creatures, explore space stations, and even collect a wide variety of alien species. Players will also be able to try some of the greatest sci-fi game inventions while learning useful things about space and science in fun and entertaining ways.

7 Creatures Docking Station

creatures in Creatures Docking Station

Creatures Docking Station is one of the most beloved old-school sci-fi games that's free to play. It's the perfect game for players who love games with unique virtual pets, AI, sci-fi game biological weapons, and all kinds of weird and cool sci-fi-related creatures and objects. This family-friendly life sim is single-player, and its players will have to raise and train a nice variety of cute creatures, the Norns, while living on a spaceship called the Capillata.

It's one of the most famously open-ended games that lets its players be creative. Norns have their own biochemistry and digital DNA, personalities, and feelings, which means they don't always do what players want them to, but they can be taught what's right and what's wrong. They can even talk to each other and to the players while gamers provide them food, play-time, and breed new Norns.

6 The Savior From Above

planet in The Savior From Above

The Savior From Above is one of the most beautiful free dystopian sci-fi games. This fun adventure sci-fi is a fun short game that takes its players to an atmospheric alien planet where they will have to explore the new surroundings and solve creative puzzles.

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Players will control an astronaut who crashed on this planet, and soon he finds ancient remains and realizes that his crash was no accident at all. While examining these ruins, he discovers that he'll have to play an important role in interstellar history. The Savior From Above is perfect for beginners and more experienced gamers who love beautiful and story-rich sci-fi games with a fantasy flair.

5 Anarchy Online

Monster and fighter in Anarchy Online

Anarchy Online is one of the most exciting free MMORPG sci-fi games that lets its player explore a brilliantly detailed alien open world. It's one of the most complex cyberpunk sci-fi games in which players can fully customize their character and choose from some of the coolest sci-fi game weapons ever.

Players will have to explore this atmospheric and futuristic world while uncovering the secrets of Rubi-Ka, going on unique missions, and battling for territories against other players to get the best resources. It's perfect for curious gamers who love exploration since Anarchy Online's vast open world has breathtaking locations, including deserts, gigantic cities, and jungles. Players can even construct their own cities and engage in global trades and just keep growing and exploring.

4 Cell to Singularity - Evolution Never Ends

characters and creatures in Cell to Singularity - Evolution Never Ends

Cell to Singularity - Evolution Never Ends is an entertaining and educational sci-fi sim game about evolution, science, humanity, and everything in between. This epic evolution game is surprisingly accessible and addictively fun. Players will get to uncover and control the evolution of life on Earth from 4.5 billion years ago to far into the future.

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Gamers will have to help humanity survive and reach the next phases of evolution during the more than 4.5 billion years while exploring beautiful 3D habitats, unlocking animals, discovering fire, and eventually even things like technological singularity. Players get to learn about real-life science and history but also go on epic space adventures to create new civilizations and terraform Mars.

3 Warframe

warriors in Warframe

Warframe is a fantastic action shooter sci-fi game that's free to play. This massively multiplayer RPG is one of the most cinematic sci-fi games with an inspired lore-rich story. Players will get to become unstoppable warriors who have to battle against powerful enemies in the game's vast interplanetary system.

Players will get to explore this action-filled open world while building their firepower to become undefeatable and leveling up their Warframe, and following the mysterious Lotus' guidance. During epic battles, players can choose from some of the best sniper rifles in the game and battle alongside friends while constantly exploring, customizing, and getting lost in this gigantic world and its well-crafted story.

2 Destiny 2

battle in Destiny-2

Destiny 2 is one of the most beloved free MMO first-person shooters that's set in a breathtaking sci-fi world. Players get to explore this stunning action game's lore-rich open world and uncover the mysteries of the solar system while becoming powerful warriors.

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Players will have to become brave guardians who are the last defenders of humanity's city. Gamers can choose to become one of three Guardian classes and explore this atmospheric and dangerous world while playing cooperatively or competitively. Guardians will also be able to choose from thousands of weapons and explore the game's best sidearms and all the millions of weapon options they can use during their adventures.

1 Vecter

race in Vecter

Vecter is one of the most underrated sci-fi race video games that deserve more attention. It's perfect for those players who love racing and shooting games that are set in vibrant and minimalist sci-fi worlds. It's a fairly difficult but fun, fast-paced sci-fi game in which players will have to survive as long as they can while shooting at enemies and overcoming obstacles that stand between them and victory.

The game has a colorful and atmospheric world, and players can compete against each other to reach the top of the leaderboard. Vecter is a great option for beginners and experienced gamers too who are looking for a thrilling and competitive sci-fi game without blood or complicated gameplay.

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