Science Fiction

Forgotten Memories, Supernatural Crimes, and Impossible Powers: Free Fantasy and Science Fiction eBooks

Secrets of the Frostbound Cottage (Witchlight Magical Mysteries)

Secrets of the Frostbound Cottage (Witchlight Magical Mysteries) FREE by Heather G. Harris and Ella Stone: I thought I’d left magic behind, until a missing elf case dragged me back into demons, secrets, and supernatural chaos. I may be a PI with weak magic, but I’ve got killer instincts and a talent for trouble, and a case that’s more than it seems.

This book is Free on May 26, 2026

Child of the Ghosts (The Ghosts Book 1)

Child of the Ghosts (The Ghosts Book 1) FREE by Jonathan Moeller: If you like Throne of Glass, Game of Thrones, and daring assassins, you'll love this epic fantasy adventure! Follow the adventures of Caina, spy and assassin of the Emperor, as she hunts corrupt lords and sinister necromancers.

This book is Free on May 26, 2026

The Last Indigo and the Beast of Epicerra

The Last Indigo and the Beast of Epicerra FREE by D. Lynn Robinson: A legend in three worlds. A boy with no past. A power that could destroy everything. Indigo can only remember the last seven days. He doesn’t know where he came from. He doesn’t know why his eyes are changing color. And he definitely doesn’t know why strange voices keep whispering in his mind. Starting seventh grade is hard enough without accidentally unleashing impossible powers.

This book is Free on May 26, 2026

Prometheus for Breakfast

Prometheus for Breakfast FREE by Jack Tilde: In a universe where Earth is a simulation run by the formidable General Observable Dimension Inc. (GOD), Richard, an ordinary soul, stumbles upon a utopian Hell. When the management at GOD sets out to destroy Hell again, setting off a catastrophic chain reaction that could obliterate Earth, Richard must navigate the dangers of both realms.

This book is Free on May 26, 2026

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Prepper Survival Science Fiction Series

Prepper (Prepper: A Grid-Down Post-Apocalyptic/Dystopian Survival Series Book 1)

Prepper (Prepper: A Grid-Down Post-Apocalyptic/Dystopian Survival Series Book 1) FREE by Tom Abrahams: DEMOCRACY ISN'T THE ONLY THING THAT DIES IN DARKNESS A cataclysmic domestic terror attack kills power and drives major cities into darkness. PREPPER is a five books series that follows the adventures of a suburban family ready for the apocalypse, a survivalist isolated in his rural compound, a wily politician, and a tech billionaire whose grip on reality is as fragile as the grid.

This book is Free on May 25, 2026

Other Books in the series

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Deadly Upgrades, Wartime Talents, and Feline Alliances: Free Fantasy and Science Fiction eBooks

The Pharaoh's Cat (The Pharaoh's Cat Novels Book 1)

The Pharaoh's Cat (The Pharaoh's Cat Novels Book 1) FREE by Maria Luisa Lang: The Pharaoh’s Cat, narrated in the present tense by the cat himself, tells of a free-spirited, wise-cracking stray in ancient Egypt who suddenly acquires human powers and immediately captivates the young Pharaoh, making him laugh for the first time since his parents’ death. The cat's love for his Pharaoh will overcome time and death.

This book is Free on May 25, 2026

I, Warden (The Last Raptori Book 1)

I, Warden (The Last Raptori Book 1) FREE by Charles Brass: Fourteen-year-old Warden-trainee Maels Raptori faces off against implacable alien invaders using powerful—and deadly—new technology to conquer Earth. Enslaved, spirited away to their homeworld, and alone in a society of violence, he needs all his wits and skills to fight back if he hopes to save Earth—and himself—from annihilation.

This book is Free on May 25, 2026

Golden Age Heroes (Shattered Universe Superhero Series Book 1)

Golden Age Heroes (Shattered Universe Superhero Series Book 1) FREE by J. D. Brink: Explode into the past, present, and future with the Shattered Universe superhero series! Liska is a war orphan and freedom fighter in Nazi-occupied Europe. And the newest member of an elite team of special "talents" recruited to counter the Axis Powers. Captain America, Indiana Jones, and H.P. Lovecraft combine in the first foray of the SU!

This book is Free on May 25, 2026

Against Machines (Ultra Realm (Book 1))

Against Machines (Ultra Realm (Book 1)) FREE by Shook & Smith: The machines won the war, leaving a boy to be raised in an isolated Monastery. At 17, he's recruited into a brutal anti-gravity Racing League run by machines, where he discovers his missing father is alive beneath the Empire controlling the sport. The machines have control; he must win it back.

This book is Free on May 25, 2026

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Alien Crashes, Magic Fractures, and Colonial Fronts: Free Fantasy and Science Fiction eBooks

Soulstealer (The Unraveling Book 1)

Soulstealer (The Unraveling Book 1) FREE by El McInerney: The descendants of three feuding nations must come together to defeat an evil that threatens the existence of their world—Ina, a hunter with the dark god's magic, Alexios, an immortal mage who wants to die, and Fay, a priestess without faith. But to conquer the darkness without, they must first conquer the darkness within.

This book is Free on May 24, 2026

The First Fracture

The First Fracture FREE by Armen I. Michail-Farajyan: Magic has fractured everything. A king stands broken before Rome's might. His bloodline, his nation, his world — all threatened. But the true danger isn't earthly. A necklace carries power from beyond this world. The world remembers the history they were taught. They've forgotten the truth hidden beneath.

This book is Free on May 24, 2026

Area 1

Area 1 FREE by Julie Holland: When an alien crash-lands in the Australian outback, four unlikely human hosts help it survive after a corrupt government begins exploiting its ability to manipulate memory. Lottie is a gamer. She sees solutions. John has dementia. He listens. Ken is a reverse engineer. He cracks the codes. Mike is a policeman. He protects. Together, they embark on a perilous mission to save humanity.

This book is Free on May 24, 2026

The Webs of Time (The Time Travel Diaries of James Urquhart and Elizabeth Bicester)

The Webs of Time (The Time Travel Diaries of James Urquhart and Elizabeth Bicester) FREE by Bruce Macfarlane: James (2015) meets Elizabeth (1873)—and time promptly misbehaves. Expect tangled timelines, impossible worlds, and the odd Martian crisis. A quiet holiday won’t help. And if you’re courting a Victorian lady, avoid Hartlepool nightlife at all costs.

This book is Free on May 24, 2026

First Strike (The Kurgan War Book 1)

First Strike (The Kurgan War Book 1) FREE by Richard Turner: When war comes after a century of peace, it is sudden and brutal. Taken by surprise Earth's far-flung colonies are in danger. Second Lieutenant Michael Sheridan finds himself thrust into a desperate conflict that he and the untried soldiers under his command are not ready for. Focusing on the people struggling to survive the onslaught.

This book is Free on May 24, 2026

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Unexpected Upgrades, Fragile Alliances, and Ancient Judgments: Free Science Fiction eBooks

The Malfunction (The Deilonium Trilogy Book 1)

The Malfunction (The Deilonium Trilogy Book 1) FREE by Orval Wax: When an upgrade goes awry and gives Lance, a lovebot, dangerous intelligence and free will, Retentions Agent Charlie Bear Claw must hunt him down. Their chase reveals a deeper, sinister force threatening reality itself. In Book One of The Deilonium Trilogy, man and machine face a shared, maniacal enemy.

This book is Free on May 23, 2026

A Ragged Loop in Time (The Ragged Time Trilogy Book 1)

A Ragged Loop in Time (The Ragged Time Trilogy Book 1) FREE by Tom Kane: Humanity thought it ruled the Solar System. It was wrong. When Maxwell Bahn uncovers a hidden alien base in the asteroid belt, he discovers the horrifying truth: an ancient alien intelligence has judged mankind. Not as equals. Not as enemies. As an infestation. And now the cleansing has begun. A prequel novella to The Ragged Time series.

This book is Free on May 23, 2026

Emergence

Emergence FREE by Darren Garoutte: It is a time of peace. The known galaxy lies under the dominion of the Commonwealth, its worlds united beneath a fragile but enduring order. Yet in the uncharted reaches, an adversary from the past stirs.

This book is Free on May 23, 2026

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Genetic Secrets, Frozen Moments, and Looming Doomsdays: Free Fantasy and Science Fiction eBooks

A Bond of Fire & Fury (The Windtorn Chronicles Book 1)

A Bond of Fire & Fury (The Windtorn Chronicles Book 1) FREE by Brenda Trim: At thirty-two, I'm too old for this. The dragon that chose me has already killed three riders. And my instructor knows exactly what I am—he's just not telling me. When a military recruiter offers me a spot at Thornwick Academy, I'm desperate enough to ignore every red flag.

This book is Free on May 22, 2026

Rat Race: The Rayburn Bequest (Zoomorrow Series)

Rat Race: The Rayburn Bequest (Zoomorrow Series) FREE by Kathryn Hoff: Do nature’s ugliest rodents hold the secret to long life? A small-town ethics professor inherits secret research that might cure her son’s fatal genetic illness and ease old age for millions … or might trigger catastrophic changes to the experience of life and death for all humanity. A gripping blend of science, suspense, and ethical dilemma!

This book is Free on May 22, 2026

Time Capsel

Time Capsel FREE by Jonathan Maas: A read-in-one-sitting novella about a woman who enters stasis with an unknown purpose - read Time Capsel free May 20 - 24, 2026!

This book is Free on May 22, 2026

100 Years To Extinction: The Tyranny of Technology and the Fight for a Better Future (The Survival & Singularity Chronicles)

100 Years To Extinction: The Tyranny of Technology and the Fight for a Better Future (The Survival & Singularity Chronicles) FREE by Peter Solomon: What if humanity had only 100 years left? Shot on duty, Liz’s near-death experience ignites a bold vow with her sister Aster and cousin Milo: save humanity before it’s too late. From pandemics and school shootings to climate chaos, AI, and Mars, their Gen Z promise becomes a fight for our future. Read this gripping, hopeful novel today.

This book is Free on May 22, 2026

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Alien Secrets, Cursed Bonds, and Buried Legends: Free Fantasy and Science Fiction eBooks

Daughter of Fahrowen (The Four Towers Book 1)

Daughter of Fahrowen (The Four Towers Book 1) FREE by Leslie J. Parsons: She just wanted an ordinary life. Instead, she became the key to another world’s future. When college student Lyla Greene is pulled through a magical portal into the kingdom of Fahrowen, she learns she’s the long-lost heir to the throne—and the only one who can repair the magical barrier protecting the realm. But ancient powers are stirring, and her choices will shape the fate of two worlds.

This book is Free on May 21, 2026

Of Gems and Stone (Borne by Blood Book 1)

Of Gems and Stone (Borne by Blood Book 1) FREE by Jonathan D. Lambert: Desnia's mistake was stealing from the wrong people. Now, ancient powers pulling her strings from the shadows have entangled her fate with that of a knight wielding a rare magical gift, sent to deliver her to justice. Neither realizes the stakes. Their lives, along with the fate of their world, hinge on who they trust and the decisions they make.

This book is Free on May 21, 2026

Echoes of Esteria (Resonance of Ruin Book 1)

Echoes of Esteria (Resonance of Ruin Book 1) FREE by Stanley Garland Jr.: Adventuring was supposed to be simple: take quests, slay monsters, and earn a living. But everything changes when four adventurers from Ifer stumble into a forgotten cave tied to Astra, the ancient Goddess of Creation. A long-buried legend awakens, unleashing a threat none of them are prepared for. When Sodina is struck by a mysterious poison, Slash must race against time to uncover the truth.

This book is Free on May 21, 2026

Rocket Repo (Reassembly Book 1)

Rocket Repo (Reassembly Book 1) FREE by C.P. James: GEDDY STARHEART ONLY WANTED HIS STOLEN STARSHIP BACK. Instead, he uncovers a terrifying truth: humanity was created by the mysterious Zelnads, and they’re ready to end the experiment. Joined by a salvage crew, an exiled warrior princess, and the alien inside his head, Geddy races toward a showdown that could decide the fate of the universe.

This book is Free on May 21, 2026

Afterburn

Afterburn FREE by Michael Bodhi Green: "In Green’s speculative novel set in a future war-torn America, a biracial political prisoner becomes part of a plan to take down his former childhood friend, who’s now a white supremacist terrorist... fiery action, battleground reversals, and cyborg gunplay...An action-oriented tale of a high-tech future of bigotry and violence." -Kirkus Reviews

This book is Free on May 21, 2026

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Dying Vampires, Cosmic Catastrophes, and Secret Alliances: Free Fantasy and Science Fiction eBooks

Six Moons, Seven Gods (The Legends of Baelon Book 1)

Six Moons, Seven Gods (The Legends of Baelon Book 1) FREE by Robert A. Walker: An award-winning fantasy with “a brilliant, compelling narrative.”--Literary Titan. Welcome to the world of Baelon, where loyalty and treachery live under the same roof–where friendships are formed and tested, true love is made to wait, and dangerous secrets are held close to allegiant hearts.

This book is Free on May 20, 2026

Drops of Glass (The Shards of Lafayette Book 1)

Drops of Glass (The Shards of Lafayette Book 1) FREE by Kenneth A. Baldwin: The war's top combat aces are dying, and they're leaving behind magical artifacts. When a young WWI pilot teams up with his witch aviation mechanic to track them down, they discover that the Allies and the Germans aren't the only ones looking for the magic. A mysterious group of rogue Flyers hunts them, as well. And they don't play by the rules...

This book is Free on May 20, 2026

Demon’s Reign (The Bloodwood Saga Book 1)

Demon’s Reign (The Bloodwood Saga Book 1) FREE by David Estes & Ben Galley: Tarkosi Terelta is a nobody. A nobody who will save his world from demons and the hellfire they bring. Forced onto the frontlines of a war forgotten by history, Tarkosi must balance battling the royal demon bound to him with the rapid progression of the magical abilities its presence has bestowed. Entire series now available!

This book is Free on May 20, 2026

Master Thorn and the Red Bean Princess (Minimus Mu Adventures Book 1)

Master Thorn and the Red Bean Princess (Minimus Mu Adventures Book 1) FREE by Pattison Telford: Minimus Mu carts pans for a grumpy cutlery master—until he rescues a pint‑sized princess. Add a thieving monkey, floating goats, and impossible trials, and suddenly the fate of a kingdom rests on the world’s most overworked apprentice.

This book is Free on May 20, 2026

Aftermath

Aftermath FREE by Jack Wallen: It’s 2112 and Earth is dying. The only hope for saving the human race is to colonize the moon, but with little remaining technology, the solution would require some brilliant thinking and several willing volunteers.

This book is Free on May 20, 2026

Saving Paludis

Saving Paludis FREE by Clayton Graham: At the very edge of mankind’s cosmic reach, a small planet threatens Earth with extinction… When Paludis shares a breakthrough technology with Earth, peace swiftly turns into deadly conflict. If you like futuristic technology, alien political intrigue, and high-octane, paranormal action, then you’ll love this highly-awarded interstellar adventure!

This book is Free on May 20, 2026

Midnight Project

Midnight Project FREE by M.N. Arzu: Vampire Daniel Montclair is dying from the one thing that should sustain him: human blood. Hematologist Alec Whitmore agrees to help him find a cure—in exchange for access to the secrets of vampiric cells. But as Daniel’s condition worsens, saving him becomes increasingly dangerous… and could prove fatal in this vampire medical drama.

This book is Free on May 20, 2026

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Elemental Trials, Temporal Quests, and Relentless Resistance: Free Fantasy and Science Fiction eBooks

Hadrian's Brightest Lie (Solanthis Book 4)

Hadrian's Brightest Lie (Solanthis Book 4) FREE by Youngin Kim: Hadrian hides a doomed garrison and his own despair behind a charming smile. Specialist Neve trusts only data—and her numbers prove the capital has abandoned them. As the magical barrier falls to monsters, these opposites must unite to defy a corrupt empire. An emotional, high-stakes, clean fantasy romance!

This book is Free on May 19, 2026

Ice Crown (The Elements of Kamdaria)

Ice Crown (The Elements of Kamdaria) FREE by Kay L Moody: Talise has the ability to control the four elements, but if she wants to survive in her deadly realm, she must become the emperor’s Master Shaper. Can she win a high-stakes competition that may be rigged against her? A destitute girl and a rich, high-born young man fight for the same palace position in this rivals-to-lovers epic fantasy romance.

This book is Free on May 19, 2026

Thing First Contact: A Journey Through the Fabric of Time (The THING Trilogy Book 1)

Thing First Contact: A Journey Through the Fabric of Time (The THING Trilogy Book 1) FREE by Kendall Williams: A mind-expanding first contact time travel adventure, Thing FIRST CONTACT is… "thrilling, insightful, and, at times, deeply unsettling—just as great science fiction should be" (Goodreads)!

This book is Free on May 19, 2026

Awakening (The Thread Book 1)

Awakening (The Thread Book 1) FREE by Phi Aurelius: Her daughter's last words were a question: "Mommy, where am I going to go?" Élise had no answer. Now, at CERN, she records what the dying brain emits in its final seconds — a signal, strongest in those who whispered "I love you" before letting go. A nurse named Kaya is willing to find out where it leads. He just has to die for four minutes.

This book is Free on May 19, 2026

The Superpower (Book 1)

The Superpower (Book 1) FREE by DD Barant: Supervillains break out of the underground island prison known as the Basement, take over America and turn it into a fascist state, complete with detention camps, a White Christian Nationalist Religion, total media control, and public executions. The superheroes organize a resistance and fight back.

This book is Free on May 19, 2026

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Savage Dawn Science Fiction Series

Nuclear Midnight (Savage Dawn Book 1)

Nuclear Midnight (Savage Dawn Book 1) FREE by Robert Cole: On holiday in England, Alex Carhill survives a devastating nuclear holocaust that plunges Britain into a nuclear winter. As survivors battle starvation, disease, and a poisoned wasteland, a fragile new society emerges. But years later, a deadly enemy returns, forcing humanity into one final battle for survival.

This book is Free on May 18, 2026

Other Books in the series

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