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Samantha Swift and the Hidden Roses of Athena game
Samantha Swift and the Hidden Roses of Athena
Recover the lost Roses of Athena!
Whispered Secrets: Everburning Candle game
Whispered Secrets: Everburning Candle
What happened at the asylum?
The Keeper of Antiques: Shadows From the Past game
The Keeper of Antiques: Shadows From the Past
Journey to the past to stop a killer...
Help Felix Find a Cure game
Help Felix Find a Cure
Help Felix Find A Cure!

Free sci-fi game downloads by popularity

Here you can find and download for free the best and most popular sci-fi games, such as Darkside, Immortal Defense, Alpha Kimori Episode Two, Who Am I, Lifeline, and more.

Order the games by:

Date newest (oldest) | Popularity (reverse) | Name (Z-A) | Genre (Z-A) | Size smallest (largest)
Darkside game
Darkside (Arcade games)
December 26, 2007
The Krainian Empire has invaded our outer territories! Hop into your ArkLight X-52 and take the fight back to the enemy, one battle at a time!
Immortal Defense game
Immortal Defense (Strategy games)
January 6, 2009
Is there anything that you'd sacrifice everything to defend? Explore the boundaries of your imagination and strategic skills in Immortal Defense!
Alpha Kimori Episode Two game
Sci-fi game 63 MB
Alpha Kimori Episode Two (Strategy games)
November 30, -0001
Two human factions are at war, and Rick’s best friend and girlfriend have been captured in the turmoil! Can Rick save Vanessa and Yuki before it’s too late? more…
Who Am I game
Sci-fi game 181 MB
Who Am I (Hidden Objects games)
January 15, 2014
Who am I is an immersive hidden object adventure of an epic scale! Take the role of an undercover agent investigating strange sci-fi incidents in the city. more…
Lifeline game
Sci-fi game 20 MB
Lifeline
March 18, 2017
Lifeline is a playable, branching story of survival against all odds! Help Taylor make life or death decisions, and face the consequences together. Or see what happens when you make a different choice. more…
Mr. Robot game
Mr. Robot (Puzzle games)
July 11, 2007
Adventure through a massive 3D starship with platform-jumping puzzle-solving, sci-fi adventure, RPG style battle games and more!
Snack to the Future game
Snack to the Future (Diner games)
June 30, 2008
The Flo Through Time storyline concludes in this sky-high futuristic fun-fest! Meet new customers, dress up like it's Sci-Fi Con, and train a Flobot as you help Flo and Grandma Florence find their way back through time.

All sci-fi games are free to download, you can try and play all sci-fi games listed for free.

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