Science Fiction

The Ethan Frequency Science Fiction Series

In Touch with Laika (The Ethan Frequency Book 1)

In Touch with Laika (The Ethan Frequency Book 1) FREE by Robin Heester: At 3 a.m., Ethan is recording for all 23 of his subscribers. His garage is crowded with dead radios, until one speaks. The signal carries no invasion or warning. Instead, it carries Laika, reliving her final moments aboard Sputnik 2. History remembers what she did, Ethan hears what it cost. Book 1 of The Ethan Frequency.

This book is Free on July 27, 2026

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Fated Songs, Cunning Guides, and Interplanetary Adventures: Free Fantasy and Science Fiction eBooks

Chords of Fate (The Wayward Chronicles Book 1)

Chords of Fate (The Wayward Chronicles Book 1) FREE by D.K. Holmberg: We were called the Wayward—an insult we made our own. Leo Surinar has known only life in his mother’s caravan, until a minstrel awakens in him the power of song and dreams of the Academy. When illness forces a choice and assassins and fae give chase, Leo must decide where he belongs—and whether he is destined to become part of the song itself.

This book is Free on July 27, 2026

Tourist Guide to Planet Earth: How to Survive 1G

Tourist Guide to Planet Earth: How to Survive 1G FREE by Xylar Seven: Heading to Earth in 2026? Do not leave Mars without your official tour manual. Download it now!

This book is Free on July 27, 2026

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The Cogs and Gears of the Cosmos Science Fiction Series

The Dangerous Shipment  (The Cogs and Gears of the Cosmos Book 1)

The Dangerous Shipment (The Cogs and Gears of the Cosmos Book 1) FREE by Simon Drayton: The Cogs and Gears of the Cosmos by Simon Drayton: In a vast Nebula of steam and clockwork, 17-year-old deaf recruit Godwin must survive aboard a monumental space vessel. Dive into a steampunk space opera. Grab the 5-Star Readers' Favorite Book 1 FREE today! Plus, Books 2 & 3 are 99c/99p in the US/UK for a limited time. Don't miss out!

This book is Free on July 25, 2026

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Forgotten Paradise, Magical Transformations, and Reckoning Ultimatums: Free Fantasy and Science Fiction eBooks

Closure

Closure FREE by Charles Brass: Necroti Whicker Campbell's mother is bleeding him dry of the energy he needs to do his job... and stay alive. So he's devised a plan to help her move past recent deaths in the family. It involves a dead nine-year-old girl, a highly illegal magical key, and the help of his morally questionable mentor. But from the start, things begin to unravel...

This book is Free on July 25, 2026

The War Queen's Daughter (Child of Scale and Fire Book 1)

The War Queen's Daughter (Child of Scale and Fire Book 1) FREE by Patti Larsen: A spicy romantasy in a world that's lost its magic... the War Queen's daughter must seduce the Overprince, even if he doesn't want to marry anyone. But can she learn to fight this new kind of war? Or will she deny her mother's ambitions and choose the gorgeous rogue she can't stop thinking about? To the fire with it. She makes her own destiny...

This book is Free on July 25, 2026

A Songbird's Tale (Tales of Tigraen Book 1)

A Songbird's Tale (Tales of Tigraen Book 1) FREE by Tiffani Sahara: What if a tiny songbird got her greatest wish? Songbird just wanted an adventure. Instead she got turned into a human and sent to slay a demon with the one man who wants absolutely nothing to do with her: a grumpy, broken warrior with a dark past and a heart he's doing his best to keep locked up. Can they slay the demon or are they fated to ruin?

This book is Free on July 25, 2026

Adamant in Dust (Far Stone Cycle Book 1)

Adamant in Dust (Far Stone Cycle Book 1) FREE by Willamette Sutta: In a world where gemstones carry the memory of paradise, faith effects power, and a centuries-old prophecy is both burden and promise, Peregrine was supposed to be the warrior princess to save her people. But ancient lore is slippery. Supported by a cast of unforgettable characters, she must now find her own destiny.

This book is Free on July 25, 2026

La Petite Mort

La Petite Mort FREE by Mark Coker: The year is 2043. Simple pleasures are hard to come in a post-war America ravaged by decades of political and economic turmoil. A new device out of Silicon Valley promises to bring safe and affordable pleasure to the masses, yet a dangerous bug threatens to bring the nation to its knees. Dystopian novella.

This book is Free on July 25, 2026

The Shadow Order Box Set (Books 1-3)

The Shadow Order Box Set (Books 1-3) FREE by Michael Robertson: If there's a problem in the galaxy no one else can fix, the Shadow Order get a call. A team pulled together because of their individual talents, they have little time for rest as they embark on one dangerous mission after the next. Although when their goals begin to clash with their morals, they start asking questions.

This book is Free on July 25, 2026

Forfeiture

Forfeiture FREE by JP Nebra: Nature finds its champion, Humanity faces its reckoning. Returning after millennia away, a Nature-revering alien civilization discover Earth's beauty has been betrayed. Planet Earth is sacred - but humanity forgot. And as the Alien leader grants humanity one year to earn their redemption, fanatics in her ranks plot a very different end.

This book is Free on July 25, 2026

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Immortal Elites, Digital Afterlives, and Frigid Journeys: Free Fantasy and Science Fiction eBooks

Heart of the King (The Lords of Alekka Book 4)

Heart of the King (The Lords of Alekka Book 4) FREE by A.E. Rayne: ★ ★ ★ ★ ★ ‘It’s the ride of a lifetime from beginning to end.’ Heart of the King is the fourth book in the thrilling six-part epic fantasy, The Lords of Alekka. Embark on an epic adventure of swords and sorcery, love and betrayal, where warriors are tested, friendships are forged, and even the gods are forced to enter the fray. Normally $4.99.

This book is Free on July 24, 2026

Iron Oath

Iron Oath FREE by F.G. Harrow: Open graves lead monster hunter Garron Vale and the Iron Oath to Black Quarry, where six hundred workers are trapped between a corrupt warden and creatures prowling the tunnels. To get them out alive, Garron’s battle-tested company—and a dragon who walks in human form—must wage war beneath a mountain built to bury the truth.

This book is Free on July 24, 2026

The Dead King’s Accountant

The Dead King’s Accountant FREE by F.G. Voss: After refusing to certify a fraudulent report, accountant Daniel Vale is summoned by an undead king to audit a dying realm. With debts paid in blood, souls, and stolen years, Daniel must expose the corruption hidden in its perfect books—before the royal ledger claims everyone tied to his name.

This book is Free on July 24, 2026

Deadly Night (Ageless Mysteries Book 1)

Deadly Night (Ageless Mysteries Book 1) FREE by Vanessa Nelson: A dead woman in an empty warehouse. A clue that leads straight to the immortal elite. Newly-promoted Watch Officer Thea March is in over her head — and the mage assigned to help her is the last person she'd choose. Book 1 of the complete Ageless Mysteries series. Your next fantasy obsession starts here.

This book is Free on July 24, 2026

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 July 24, 2026

Nine Minutes of Sun (The Nine-Minute Cycle Book 1)

Nine Minutes of Sun (The Nine-Minute Cycle Book 1) FREE by F.G. Harrow: On the frozen world of Aukon, humanity has only nineteen days of heat left. Engineer Sophie Whitlock leads a desperate trek across lethal ice toward an abandoned station offering salvation—but its signal hides a threat buried for decades. A tense sci-fi survival thriller of sacrifice, conspiracy, and cold.

This book is Free on July 24, 2026

Backup

Backup FREE by Rowan Ash: Ray survived humanity's last war; he didn't survive it well. When a UN program offers to upload his mind into a digital afterlife, he takes it out of exhaustion, then finds paradise is quietly failing, erasing the minds it was built to save. Quiet, literary SF for fans of Ted Chiang and Station Eleven.

This book is Free on July 24, 2026

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The Final Wars Trilogy Science Fiction Series

The Final Wars Begin (Final Wars Trilogy Book 1)

The Final Wars Begin (Final Wars Trilogy Book 1) FREE by S. A. Asthana: One man sets in motion the collapse of civilization. "Game of Thrones Wearing The Expanse's Clothes" | " Dear Hollywood, Please Make This A Movie" | "... a high concept action-adventure sci-fi tale with plenty of bite to it..." | "Gorgeous descriptive moments are cut through with sudden, sharp dialogue, keeping readers on the edge"

This book is Free on July 23, 2026

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Hidden Histories, Shady Contracts, and Unlikely Companions: Free Fantasy and Science Fiction eBooks

Halo of Ashes (The Grimknot Chronicles Book 1)

Halo of Ashes (The Grimknot Chronicles Book 1) FREE by Shivang Ajay Desai: Four hundred years ago, the world ended. What survived is stranger and more dangerous than what was lost. A man wakes in the ruins of a dead civilization with no memory, no name, and something ancient living inside him - and must decide whether a world that destroyed itself deserves to be saved again. A post-apocalyptic grimdark fantasy for readers of Abercrombie, Sanderson, and Hobb.

This book is Free on July 23, 2026

Sugar for Gold: The Architecture of Biological Mining (The Invisible Architects Series)

Sugar for Gold: The Architecture of Biological Mining (The Invisible Architects Series) FREE by Jure Ivankovic: What if the greatest workforce on Earth has been available to us for 140 million years?

This book is Free on July 23, 2026

Cargo Trouble (Frankie's Journeys Book 1)

Cargo Trouble (Frankie's Journeys Book 1) FREE by Nicky Penttila: Cargo captain Frankie Styles wants a quiet route and no questions about her past. Then a charming stranger talks her into hauling a container that smells wrong--and the buyer turns out to be the cartel that wants her ship. Also, the dock cat is not a cat. Cozy sci-fi mystery, first in Frankie's Journeys (6-book series).

This book is Free on July 23, 2026

The Long Orbit

The Long Orbit FREE by Rowan Bourn: Engineer Saoirse Vanthoorn takes a six-month contract at a shabby repair dock orbiting Jupiter, expecting anonymous work and a clean exit. She gets retirees who stayed too long, three maintenance drones of uncertain sentience, and a cat who assesses repairs by sitting on them. She's leaving when the contract ends. She's been saying that a while.

This book is Free on July 23, 2026

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Zervana Science Fiction Series

Zervana (Zervana Series Book 1)

Zervana (Zervana Series Book 1) FREE by Brady Sanders: Zervana and Milo used to be heroes. Now, a botched train robbery has left 85 dead, and the galaxy's greatest space pirates are starting to wonder if they were ever heroes at all. Milo just wants to know that Zervana still needs him. Zervana just wants to keep fighting the empire who rules everything. For both of them, failure isn't an option.

This book is Free on July 22, 2026

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Vanishing Legends, Driven Experiments, and Buried Nightmares: Free Fantasy and Science Fiction eBooks

The King’s Testament (The Shattered Crown Saga Book 1)

The King’s Testament (The Shattered Crown Saga Book 1) FREE by F.G. Harrow: King Osmund is murdered before he can name an heir, and his final testament disappears. Five rival claimants circle the throne while a fugitive secretary carries evidence that could expose the killer—or shatter the realm. A gripping epic fantasy of court intrigue, divided loyalties, and a crown worth killing for.

This book is Free on July 22, 2026

The Holovid Hero (The Green Charisma Chronicles Book 1)

The Holovid Hero (The Green Charisma Chronicles Book 1) FREE by David M. Pearce: Cinematographer Ian MacIntyre ("Mac") must revive a sinking career. When his producer pairs him with a newbie actor, Mac despairs. The producer wants Mac to film an alien bug hunt aboard a space station, a reality show with high drama. Unless Mac can transform his fledgling thespian into a holovid hero, he'll end up as bug food.

This book is Free on July 22, 2026

Deep Earth: The Invasion Came from Beneath

Deep Earth: The Invasion Came from Beneath FREE by Huey Carroll: When toxic waste awakens an ancient civilization beneath Louisiana, Jack Morgan returns home to investigate his aunt's disappearance—and the monsters that stole his family decades earlier. As humanity faces an unimaginable threat, Jack discovers the darkest secret isn't underground. It's inside him.

This book is Free on July 22, 2026

Circadian Algorithms

Circadian Algorithms FREE by Tom B. Night: Startup CEO Madeline wanted more time and gambled with her sanity to get it. But she never told her neuroscientist husband she'd undergone the controversial procedure he invented. Now her wildest dreams—and nightmares—are coming true. And she's not the only one.

This book is Free on July 22, 2026

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All I Got is This Stat Menu Science Fiction Series

Homicidal Aliens are Invading and All I Got is This Stat Menu (All I Got is This Stat Menu Book 1)

Homicidal Aliens are Invading and All I Got is This Stat Menu (All I Got is This Stat Menu Book 1) FREE by J.J. Ackerknecht: Shapeshifting monsters are invading Earth, and only a handful of humans (and a talking pangolin) who have been imbued with alien technology can stop them in this Sci-Fi LitRPG adventure.

This book is Free on July 21, 2026

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