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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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3.8 K
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Monster Girl versus the Multiverse (Isekai)

Akumi Fuji is the world's greatest Dungeons & Drakes Online player—and she's in trouble! She's been isekai'd into the Multiverse, a video game-like network of universes based on fiction genres, from High Fantasy to Cyberpunk to Space Opera. What's worse, it's in the middle of a civil war. The ...

Joe Gold
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Updated: Jul 25, 2022
Chapters: 
24
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Finished
ActionFantasyIsekaiPost-ApocalypticSci-Fi
Temporary cover for Infallibility
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7.5 K
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Infallibility

Reality brings conflict, clashes over different views and beliefs, but what if that was solved? What if there was an objective force able to answer any question - from if the sky is blue to the meaning of life with objectivity? In Tokyo, such a force rules the city, but there are some wh...

otkrlj
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Author:
Updated: Mar 31, 2023
Chapters: 
25
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Finished
CyberpunkMysteryPhilosophicalSci-Fi
Half Human Temporary Cover
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771
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Half Human

A failed experiment. An abandoned laboratory. A plan to save the world, at the cost of what makes us human. Niko and Chloe grew up solving mysteries together. The cousins were a detective duo, always sticking their noses where they really weren’t supposed to—even so much as a rumor sent them h...

ArufaBeta
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Updated: May 30, 2025
Chapters: 
8
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Ongoing
MysteryPhilosophicalPost-ApocalypticSci-FiSurvival
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2.2 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
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1.4 K
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Earth's Last Countdown

The world is a shadow of what it once was. Earth, fractured and dying, is now ruled by alien overlords who present themselves as saviors while humanity clings to the illusion of survival. With most of the planet reduced to wastelands and the remnants of civilization scattered across three major r...

Updated: May 06, 2025
Chapters: 
17
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Ongoing
ActionPost-ApocalypticSci-FiSurvival
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3 K
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Aesthetica

20 years ago, at the helm of a technological boom, society as a whole collapsed when an essay titled "The Truth" was released. The Truth within the writings sent a shockwave of violence across the world until there was nearly nothing left. However, a group of survivors managed to seal the dept...

Updated: Aug 31, 2022
Chapters: 
23
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Finished
CyberpunkPsychologicalSci-FiThriller
Valkyria Squadron Cover Oficial
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1.5 K
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Valkyria Squadron

Action + Fantasy + Sci-fi + Love = Story Cesar is a veteran soldier with a mysterious past, for him supernatural creatures and ghosts are everyday things. He has saved the world from a brutal war against the dragons, a war that no one remembers, only to find himself involved in yet another war...

Updated: Jan 05, 2025
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50
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Ongoing
ActionFantasyLGBTQ+Military / WarSci-Fi
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4.7 K
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Howl

Isolation. No parents. No siblings. No freedom. Just fight. Fight to eat. To sleep. To live. Fight to live and live to laugh, love, and be free. You are NOT a monster.

Updated: Apr 13, 2024
Chapters: 
55
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Finished
ActionComedySci-FiShounen
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2.8 K
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Esper

After a life altering incident, a small group of individuals awaken to strange powers! With those powers, they will change both their standings in life and the world itself as their realities and minds unravel.

Updated: Oct 01, 2024
Chapters: 
21
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Ongoing
ActionDramaParanormalSci-FiSeinen
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2.8 K
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The Rise of Outcasts

There were times when people wondered whether it’s possible to change the course of their fate since it is like a flowing river, meaning impossible but is it though? This is a story of a young boy named Nicolo who arose from the Elites’ society along with his companions to provide freedom to the ...

Updated: Sep 04, 2021
Chapters: 
23
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Finished
Gun ActionMysteryPost-ApocalypticSci-FiThriller