Top Free Science Fiction Kindle Books

Whether you enjoy futuristic, dystopian, apocalyptic, space opera, or other sci-fi delights, you’ll find great books among our top 200 free Kindle science fiction books.

Veil of Mystery

Free
Science Fiction, Suspense, Novella
4.3★ 300+ ratings

When the lower orbital satellites stop working, everyone is plunged into an apocalyptic world. Isolated in the small Texas town of Alpine, Keme Lopez needs to prepare his family. The first few days will determine who lives or who dies.


Amazon

Rocket Fuel Pee: Man of Ruin

Free
Science Fiction, Humor
4.2★ 50+ ratings

Would you call ‘pee of destruction’ a superpower? Then you’ve never had to deal with it. For Dave Smith, it’s the end of his world. You see, it burns through everything it touches. Boy does it burn.


Amazon

Lambs: World Gone Down

Free
Science Fiction, Action
4.0★ 75+ ratings

On a warm summer’s afternoon, the power goes down, bombs fall from the sky, and monstrous creatures begin stalking the streets. The survivors must come to terms with this devastated new world.


Amazon

Grail Protocol

Free
Science Fiction, Thriller
4.2★ 50+ ratings

What happens when an old man suddenly returns to youthful vigor while his wife remains old? Or when a grandmother is suddenly younger than her grandchild? Immortality comes with a price tag.


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Woman Beneath the Ice

Free
Science Fiction, Suspense
4.0★ 60+ ratings

Aboard a spaceship leaving Earth for the wild planet of Cerulean, Evita begins a desperate escape plan. But a nosy engineer and an explosion in the ship’s engine room have her fall into a deadly game for control of the new planet.


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Murder on the Intergalactic Highway

Free
Science Fiction, Mystery
4.1★ 200+ ratings

For Murdina, acceptance at the Academy means one last chance at her dream of becoming a diplomat for the Union of Free Worlds. For Shackleton, it represents his last chance at service.

Amazon

Dhata Mays

Free
Science Fiction, Mystery
4.0★ 100+ ratings

After a devastating war forced humans to rely on synths for survival, the two have learned to coexist peacefully. Until now. And detective Dhata Mays must find a way to protect them all.

Amazon

Ambush in the Sargon Straits

Free
Science Fiction, Novella
4.2★ 200+ ratings

It should have been a simple extraction. Elodie Cyr was to ensure it went smoothly. But the intelligence geeks’ estimates were wrong and Ell and the team are now in for the fight of their lives.


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Corn, Cows, and the Apocalypse

Free
Science Fiction, Fantasy
4.2★ 300+ ratings

After the infamous and greatly exaggerated apocalypse takes the souls of nearly half the world’s population, Lenore is left to figure out life beyond the banality of her previously humble existence.


Amazon

AMP Messenger

Free
Science Fiction, Action
4.2★ 2500+ ratings

In a distant galaxy, Humans are on the run. Trapped on an immense station with limited resources, our only option has been to flee. Years of peace are over. War is again coming to the Grid.


Amazon

Death by Decent Society

Free
Science Fiction, Action
4.3★ 100+ ratings

This is the future we should have seen coming. A world without governments or nations, without any law above the greed of the rich. As the outrage of the people roars and some dream of revolution, the guns of the elite roar back.

Amazon

A Dead Ship in the Deep Black

Free
Science Fiction, Adventure
4.3★ 300+ ratings

Tink is used to a life of odd jobs and even odder crewmates, working as the engineer and all-around fixer on the cargo ship Lyra. But when the ship makes a stop, things go sideways in a cosmic way.


Amazon

Oversight

Free
Science Fiction, Teen
4.2★ 100+ ratings

Seventeen-year-old Zelly is a self-proclaimed computer geek. She’s also a leader of Soul Identity, a group that promises to pass people’s fortunes and memories on to their future selves.


Amazon

Wanderer’s Escape

Free
Science Fiction, Action
4.2★ 5000+ ratings

The Empire will kill Jess for stealing this ship… but they have to catch it first! Now Jess and the ancient self-aware ship are on the run, their freedom and their very existence on the line.

Amazon

Dinosaur Lake

Free
Science Fiction, Thriller
4.3★ 2500+ ratings

An ancient predator has been reborn in the caves beneath Crater Lake… and it’s hungry. Chief Park Ranger Henry Shore must not only protect his park and his people from the monster but somehow find and destroy it.

Amazon

The Night of the Gods Book One

Free
Science Fiction,
4.1★ 40+ ratings

Max Farsight has one mission – teach a superweapon to have a heart. But no matter what he imparts, Alyssa Night can’t change the fact that she exists to destroy. The fight for eternity is here.


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