Science Fiction

Privateer Quests, Corporate Echoes, and Genetic Mysteries: Free Science Fiction eBooks

Was Once A Hero (The Robert Fenaday and Shasti Rainhell Chronicle Book 1)

Was Once A Hero (The Robert Fenaday and Shasti Rainhell Chronicle Book 1) FREE by Edward McKeown: Hero is the first of seventeen books in three related series set in Confederation Space. In this seminal work, we meet reluctant privateer Robert Fenaday, caught in a doomed search for his wife, Lt. Commander Lisa Fenaday. Central to that quest is Shasti Rainhell, genetically engineered superwoman from a mysterious planet and with a dark past. Enter this doorway to many deep space adventures.

This book is Free on September 26, 2026

Kindle
Agent Kelm (EchoCorp Field Manual Book 1)

Agent Kelm (EchoCorp Field Manual Book 1) FREE by RandyWrites Procedurally: Nobody dies anymore. The dead get preserved in gel, uplinked to the cloud, and billed monthly. Archibald Kelm is the specialist they send into the echo to cancel the subscription. Four hundred pounds, Level 4, no peers, and a weakness for cake. Near-future dark, sarcastic comedy about the afterlife industry, issued as a corporate field manual.

This book is Free on September 26, 2026

Kindle
Are these books no longer free? Sign up for our email and never miss a free book again!

Tower Climbing, Fractured Memories, and Solar Escapes: Free Fantasy and Science Fiction eBooks

Forged in Darkness (The Ashbound Adventures Book 1)

Forged in Darkness (The Ashbound Adventures Book 1) FREE by C. Xavier: Forged in Darkness is a dark coming-of-age fantasy about the cost of compassion, the birth of power, and what happens when the most dangerous thing in the dungeon finally decides to escape.

This book is Free on September 25, 2026

Kindle
Echoes of the Past (Shards of Shadows Book 1)

Echoes of the Past (Shards of Shadows Book 1) FREE by Dan B. King: Magic hides beneath Nashville. After a job goes wrong, Echo wakes injured, his memory fractured, with a desperate voice calling for help. His search uncovers buried rivalries, fragile alliances, and a dangerous mystery tied to his own forgotten past.

This book is Free on September 25, 2026

Kindle
The Common Curse (Class Gacha Hell Book 1)

The Common Curse (Class Gacha Hell Book 1) FREE by Rico Liemanto: The Common Curse is Book 1 of the completed 10-book Class Gacha Hell series—a LitRPG progression fantasy built around tower climbing, evolving skills, brutal boss fights, ridiculous classes, game mechanics, strategy, and one player's ongoing war against RNG.

This book is Free on September 25, 2026

Kindle
Patty's Flight (Freya's Flight Book 1)

Patty's Flight (Freya's Flight Book 1) FREE by Craig Miller: Patty's Fight is a swashbuckling, solar system-wide adventure. Patty must become more than a hot pilot to protect her little brother and stay well clear of the alien invaders. The trouble is, her little reentry vehicle can only take them so far, and her little brother can't help but get into trouble. Part one of the award winner - Freya's Flight

This book is Free on September 25, 2026

Kindle
City of the Spider

City of the Spider FREE by Alexander Semenyuk: The sun has been gone for fifteen years. Beneath a permanently black sky, an immense city survives on pills, implants, holograms, surveillance, and obedience. The System watches everything. It regulates what people consume, what they believe, and perhaps even what they think. But someone has slipped through its web.

This book is Free on September 25, 2026

Kindle
Are these books no longer free? Sign up for our email and never miss a free book again!

The Dawn: Rise of AI Chronicles Science Fiction Series

Friendship, Guaranteed (The Dawn: Rise of AI Chronicles Book 1)

Friendship, Guaranteed (The Dawn: Rise of AI Chronicles Book 1) FREE by Ray N. Kuili: Social network Friendy is taking the world by storm by promising everyone real, devoted friends. And it delivers. Investigative journalist Stacy Langley has questions. Friendship, Guaranteed opens The Dawn: standalone stories set five minutes from now. AI does not take over. It just moves into our friendships, our art, our science. Rated 4+ stars.

This book is Free on September 24, 2026

Kindle

Other Books in the series

The Recluse of Santa Fe (The Dawn: Rise of AI Chronicles Book 2) KINDLE
4.99
The Moral Gene (The Dawn: Rise of AI Chronicles Book 3) KINDLE
4.99
Are these books no longer free? Sign up for our email and never miss a free book again!

Vanished Empires, Living Libraries, and Monster Evolution: Free Fantasy and Science Fiction eBooks

The Velvet Kingdom (Return of the Demon-King Book 1)

The Velvet Kingdom (Return of the Demon-King Book 1) FREE by C Xavier: He ruled as the Demon-King of a vanished empire — until his own inner circle turned on him. Poisoned. Buried alive. Forgotten. A thousand years later, Mellak wakes in the dark, starving, blind, and powerless, in a world that has crumbled into fractured, frightened kingdoms. This is his story.

This book is Free on September 23, 2026

Kindle
My Orc Pen Pal

My Orc Pen Pal FREE by Veronika Kane: Look, I love a primal, obsessed book hero as much as the next gal, but when my long-time pen pal shows up and insists I’m his Mate? That’s a bit too far. This feel-good, low-angst, high-heat cozy romcom features the following tropes: fated Mates, size difference, friends to lovers, intimacy bargain, adorable small town, lots of humor, lots of heat!

This book is Free on September 23, 2026

Kindle
Shackled Summons (Storm Court Cycle Book 1)

Shackled Summons (Storm Court Cycle Book 1) FREE by C Xavier: One prisoner. One demon. Three centuries of waiting. Landen Varyn woke up in a debtors' prison with someone else's memories, an iron suppression collar around his throat, and a cat-sized lightning demon crackling on his shoulder who was considerably more excited about their reunion than the situation warranted.

This book is Free on September 23, 2026

Kindle
Petty Rhymes and Devouring Things (Ghost Light Book 1)

Petty Rhymes and Devouring Things (Ghost Light Book 1) FREE by Chris Weston: The world of the dead is a lonely place for the living. Rooney works a graveyard shift. Orion was murdered, his spirit lingering. Theo is a young orphan after the death of his mother, who still follows, always bitter. There are many reasons to be afraid of the dark.

This book is Free on September 23, 2026

Kindle
The Library Had Other Ideas (Hearthplace Book 1)

The Library Had Other Ideas (Hearthplace Book 1) FREE by M. J. Mirren: Librarian Tessa Quill has sixteen weeks to prove Hearthplace deserves to stay open. The neglected library holds an unexpected secret: an old card catalog with a peculiar System of its own. The Library Had Other Ideas is a warm Cozy LitRPG full of gentle progression, community, found family, books, and a hint of romance.

This book is Free on September 23, 2026

Kindle
Are these books no longer free? Sign up for our email and never miss a free book again!

Royal Intrigue, Fractured Worlds, and Awakened Gods: Free Fantasy and Science Fiction eBooks

The Obsidian Labyrinth (The Ashen Breath Trilogy Book 1)

The Obsidian Labyrinth (The Ashen Breath Trilogy Book 1) FREE by C. Xavier: A fallen god awakens in a dying slave’s body and discovers the ruined world is partly his fault. To restore magic, he must choose between reclaiming power and becoming something harder: a man worthy of trust.

This book is Free on September 22, 2026

Kindle
The Ghost in the Glitch (The Architect's Litany Book 1)

The Ghost in the Glitch (The Architect's Litany Book 1) FREE by C. Xavier: He didn't die. He was just redirected to the wrong server. Ethan Vale lives for code — until a hidden artifact pulls him beyond the screen and into a fractured world. Survival in the ruins means outsmarting scavengers, factions, and the system that finds anyone who glitches.

This book is Free on September 22, 2026

Kindle
We Raise Excalibur (King Arthur Returns Book 1)

We Raise Excalibur (King Arthur Returns Book 1) FREE by Monica Boothe: It’s 2035, and King Arthur is back to save Britain in its greatest hour of need.

This book is Free on September 22, 2026

Kindle
The Synod of Six: For Such a Time as This

The Synod of Six: For Such a Time as This FREE by Thomas Colburn: What if an ordinary man, recruited by a clandestine group tied to an off-book government agency was the deciding vote on an action that might save the world? Why him and what if his decision is the wrong one? Six beings. An ordinary man. A secret council. And one decision that could change everything.

This book is Free on September 22, 2026

Kindle
Are these books no longer free? Sign up for our email and never miss a free book again!

Prophecy, Kin, & Crows Part One, The Project and Privateer: Free Science Fiction and Fantasy eBooks

Prophecy, Kin, & Crows Part One (Tales of the Clandestine - The Corvinian Curse Book 2)

Prophecy, Kin, & Crows Part One (Tales of the Clandestine - The Corvinian Curse Book 2) FREE by Everyn Kildare: Denora can't seem to catch a break... And Silas can't seem to catch Denora at all! Get yourself caught up on Part One of this vibrant urban fantasy series featuring smart mouthed witches, shapeshifting felines, and wicked familial curses before part two is finally released! Free on Amazon for a limited time!

This book is Free on September 21, 2026

Kindle
The Project (The Project Series Book 1)

The Project (The Project Series Book 1) FREE by Johnny Moscato: When Adrianna, a mysterious island nation with no system of currency, emerges, it offers humanity free food, clean energy, and miracle cures. But its revolutionary vision threatens the global economy, exposing greed-fueled conspiracies and sparking an unprecedented conflict. A must-read for those who question the foundations of modern society.

This book is Free on September 21, 2026

Kindle
Privateer

Privateer FREE by R Prior: Tye Williams is a young graduate of the United Earth Forces Fighter Academy. His first posting is to a newly commissioned UEF Cruiser. His thoughts of adventure and heroics soon turn to dust at the hands of a pirate warlord. Fame and fortune still have something in store for Tye though as he battles his own demons and wins the heart of a young spacer.

This book is Free on September 21, 2026

Kindle
Are these books no longer free? Sign up for our email and never miss a free book again!

Secret Resistance, Cursed Faeries, and Galactic Rebellions: Free Fantasy and Science Fiction eBooks

A Raven in the Storm (Gods of Tellus Book 1)

A Raven in the Storm (Gods of Tellus Book 1) FREE by Alida Miranda-Wolff: In the kingdom of Tellus, a ruthless king drains the Earth Mother of her power, dooming the world. To stop him, Lady Lyanna Tempestas, heir to the Stormlands, must navigate a court, join a secret Resistance, and face forbidden love with a blood magic-wielding lord.

This book is Free on September 20, 2026

Kindle
Humans and Cats

Humans and Cats FREE by Linas Deimantavičius: Humans and Cats - Dark Tales of Mystery and Suspense. Nine mystical stories where cats are never just cats. What happens when the ordinary world suddenly opens the door to something mysterious? Humans and Cats is a collection of nine magical and unexpected stories where mystery, fantasy, suspense, horror, romance, humor and sadness come together.

This book is Free on September 20, 2026

Kindle
The Prophecy of Faeries (The Space Between Series Book 1)

The Prophecy of Faeries (The Space Between Series Book 1) FREE by Susan Rooke: Kidnapped into a realm between Heaven and Earth, Mellis must choose between her human life and saving a cursed faerie tribe from ancient guilt, vengeance, and a deadly alliance with Satan. Redemption has a price, and the Space Between is running out of time.

This book is Free on September 20, 2026

Kindle
Legacy of Fire (Galactic Warfare Book 3)

Legacy of Fire (Galactic Warfare Book 3) FREE by Zach Veltri: At twenty-one years old, Empress Madoka inherits a galaxy forged by conquest, blood, and betrayal. As rebellion spreads and buried secrets resurface, she must choose whether to break the cycle of her dynasty or become the next ruler consumed by its legacy of fire.

This book is Free on September 20, 2026

Kindle
Logos and the Cradle Sphere: Dying to Live

Logos and the Cradle Sphere: Dying to Live FREE by JMT Bedard: Logos has never lied to a single citizen of Caelum. It has simply never told them everything. Adamas and Evelyn are the first to ask why — and the first willing to pay whatever it costs to find out.

This book is Free on September 20, 2026

Kindle
Are these books no longer free? Sign up for our email and never miss a free book again!

Get Lost Saga Science Fiction Series

Lost Souls (Get Lost Saga Book 1)

Lost Souls (Get Lost Saga Book 1) FREE by Noah Chinn: Space Opera with a sense of humour. Moss is an out-of-luck pilot trying to rebuild his life in the no-man's-land of a Protectorate built on bureaucracy. His luck changes when a woman with an altered memory stows away aboard his ship. She's the key to a mystery from Earth's distant past, but that means all the wrong people are trying to find her...

This book is Free on September 19, 2026

Kindle Apple Books Kobo Nook Google Play
Are these books no longer free? Sign up for our email and never miss a free book again!

Immortality Cures, Arcane Residue, and EMP Fallout: Free Fantasy and Science Fiction eBooks

Shadows of the Iron Crown (Shattered World Chronicles Book 1)

Shadows of the Iron Crown (Shattered World Chronicles Book 1) FREE by C Xavier: Shadows of the Iron Crown is a revenge story that keeps every promise of the genre — and then asks the harder question the genre usually avoids: what happens after the revenge works? For fans of dark progression fantasy, betrayal-driven revenge arcs, and protagonists who fight dirty and win ugly.

This book is Free on September 19, 2026

Kindle
The Fettler of Drossmere (The Books of Drossmere Book 1)

The Fettler of Drossmere (The Books of Drossmere Book 1) FREE by Kaitlyn Ross: Every working leaves something behind. In Drossmere, magic is a trade. Six licensed kinds, and every one of them leaves a residue on the floor of the room where it was done — and somebody has to take it away. That somebody is Emory Heathrow, who has fettled four thousand rooms in twenty-six years and can tell you what was done in a workshop, and roughly when, off three feet of dust on the boards.

This book is Free on September 19, 2026

Kindle
Courage (The Ballad of Elderbark Book 1)

Courage (The Ballad of Elderbark Book 1) FREE by Paul Averlin: A boy walks four days into a pathless wood to ask an ancient tree whether it was ever afraid. The answer takes seven evenings. Gentle, low-stakes cozy fantasy: fables told by firelight, a very patient tree, and a very quiet coming of age. No war, no chosen one, no cliffhanger. Book One of The Ballad of Elderbark — complete in itself.

This book is Free on September 19, 2026

Kindle
Impact (Cloverdale Book 1)

Impact (Cloverdale Book 1) FREE by Bruno Miller: Vince Walker is looking forward to the beginning of the summer and a visit from his son Cy. But while picking up his son at the Indianapolis airport, the country is thrust into nuclear warfare with the detonation of multiple EMPs.

This book is Free on September 19, 2026

Kindle
Breakdown (Dark Road Book 1)

Breakdown (Dark Road Book 1) FREE by Bruno Miller: Ben and his teenage son, Joel, are miles deep in the backcountry of the San Juan Mountains when high-altitude nuclear electromagnetic detonations light up the sky. Ben, Joel, and their dog must make their way home—or to whatever’s left of it—on foot.

This book is Free on September 19, 2026

Kindle
The Immortality Virus

The Immortality Virus FREE by Tom Draycott: Dr. Maya Carter didn't mean to cure death. She just wanted to save a young boy's life. ------ Review: This author explores social questions mingled with scientific facts and the use of AI monitoring within the general public, and puts it into a well-written, fast-paced unfolding tale that is not only entertaining but thought-provoking.

This book is Free on September 19, 2026

Kindle Apple Books Kobo Nook
Are these books no longer free? Sign up for our email and never miss a free book again!

Star Colonies Science Fiction Series

Rocky Frontier (Star Colonies Book 1)

Rocky Frontier (Star Colonies Book 1) FREE by Jaden Farquhar: On an icy fledgling world, humanity’s greatest minds have gathered to usher in a new era of discovery — only to find that the planet is not uninhabited. When Larry Atkins encounters a violent robot evolved from technology abandoned generations ago, it could be the spark that changes the galaxy…

This book is Free on September 18, 2026

Kindle
Are these books no longer free? Sign up for our email and never miss a free book again!