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Like reading Sci-Fi web novels? Explore our free online Sci-Fi novels and find some of the best fiction stories you’ll ever read.
Consider yourself a Sci-Fi novel writer? Share your talent here!

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2.1 K

Gap Year

The world is ending in 365 days, but can their friendship survive for even one? Two childhood friends in a small Canadian town discover a mysterious celestial object that threatens to collide with the Earth in exactly one year. This story follows their lives after such a shocking discovery: as...

Updated: May 07, 2025
Chapters: 
17
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Finished
AdventurePhilosophicalPost-ApocalypticSci-FiSurvival
Official cover
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1.8 K
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Extirpation

When all over Earth, chunks of reality start disappearing from existence in mysterious events known as extirpations, Dr. Ken Soma finds himself at a crossroads: should he divulge the fate of the world, or keep it to himself? His ex-wife, Dr. Irina Alexandrova, Russian expat, decides for him wh...

Lemons
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Updated: May 07, 2025
Chapters: 
39
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Finished
MysterySci-FiSeinenSupernaturalTragedy
Satis / Rowdy Deer
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2 K
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Finisterre (or the Homicide of god)

A boy and a demoness cross the Iberian Peninsula to reach the Land's End, the place to witness the last day of humanity. They will witness people's true nature in its last days.

cdecasa
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Updated: May 07, 2025
Chapters: 
20
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Finished
ComedyFantasyPhilosophicalPost-ApocalypticSci-Fi
Zombie Virus Maker Cover
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967
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Zombie Virus Maker

Meddling with evolving viruses, a genius virologist makes his creation unassuming and untraceable even in view of all. Traversing the false peace, can a benevolent researcher and a weapon-obsessed hero unveil his machinations before he makes the entire world his own blue zombie paradise?

UNeedGuts
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Author:
Updated: May 07, 2025
Chapters: 
26
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Finished
ActionDramaPost-ApocalypticPsychologicalSci-Fi
Novel cover of "The Quietus Cloud, The Witch Curve, and The Five"
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913

The Quietus Cloud, The Witch Curve, and The Five - A mathematical, historical, and philosophical tale set in a world where the sun is about to end and a cloud covers the entire earth in eternal twilight

The sun is approaching its final phase. Meanwhile, the entire Earth is covered by the Quietus Cloud, a thick cloud that makes satellites inoperative and prevents humans from leaving the Earth with spaceships. Mr. Herzwarm, aka Mr. Warm, a former member of the elite scientific society "the Five...

RK Awan
Author:
Updated: May 07, 2025
Chapters: 
35
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Finished
HistoricalMysteryPhilosophicalPsychologicalSci-Fi
Candy Cat
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35

Candy Cat

Poppy Playtime The Powling of Candy Cat A Poppy Playtime & Fnaf Crossover

Carra Wolf
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Updated: May 07, 2025
Chapters: 
1
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Ongoing
ActionHorrorParanormalSci-FiSurvival
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2.9 K
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Mission: Love

An alien boy is sent to Earth to gather intel on humans before a potential war between the two races. When he meets a human girl his age, however, he begins to question his mission and beliefs. Could the blossoming love between them change the fate of the two worlds? ~𝘈𝘯 𝘦𝘮𝘰𝘵𝘪𝘰𝘯-𝘥𝘳𝘪𝘷𝘦𝘯 𝘭𝘰𝘷𝘦 𝘴...

Updated: May 07, 2025
Chapters: 
37
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Finished
RomanceSci-Fi
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394
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Elora

In a far-off future, when Earth's resources have run out, humanity looks to the stars for survival. Matt Rogers, a 19-year-old astronaut, is the only survivor of a tragic spacecraft crash that terminates a mining mission to the alien world of Elora-49. Matt is taken prisoner by a native warrior...

Updated: May 07, 2025
Chapters: 
22
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Finished
ActionPhilosophicalRomanceSci-Fi
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180
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Unnatural Selection

Project Bifröst was meant to be the answer to conquering space. Rather than the ardors of space travel, humanity would create bridges that connected Earth to the stars. They called it the kilolakh. A cluster of one million habitable planets. But the Project Bifröst didn't connect the Earth. I...

Updated: May 07, 2025
Chapters: 
5
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Ongoing
HorrorPost-ApocalypticRomanceSci-Fi
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709

Beastbound

In a future where the world of mythological creatures and humans has fused, the balance of the universe is constantly threatened by cosmic forces and time manipulation. Ancient creatures, once trapped in parallel worlds, have had their minds and powers fused with humans, creating a new hybrid rac...

presKa
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Updated: May 07, 2025
Chapters: 
6
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Ongoing
ActionAdventureMagicSci-FiShounen