Thriller

Anonymous Threats and Diamond Murders: Free Mystery eBooks

Murder At The Bridal Bloom (An Unputdownable Lila Jennings Cozy Mystery Book 3)

Murder At The Bridal Bloom (An Unputdownable Lila Jennings Cozy Mystery Book 3) FREE by Diane Scotland: The Wedding in Blooms Festival is Maplewood’s biggest celebration yet. Until a celebrity wedding planner drops dead beside the cake table. Soon, Lila and her friends find themselves following a trail of stolen deliveries, anonymous threats, and suspicious accidents. Because, when vows are whispered and secrets bloom, someone always ends up buried.

This book is Free on March 10, 2026

A Beguiling Spell (The Bewitched Cozy Mysteries Book 2)

A Beguiling Spell (The Bewitched Cozy Mysteries Book 2) FREE by Constance Barker: The gang is called in when an evil spirit infiltrates a chocolate factory and decides to take bite out of Walter. Click's evil sister is introduced...is she the one that had Click institutionalized? Can Click remember more of her past or did someone have a hand in erasing her memory?

This book is Free on March 10, 2026

Spellbound (Spellbound Book 1)

Spellbound (Spellbound Book 1) FREE by Kathryn James: One botched spell turns Ciderbrooke upside down: every man falls for Eliza—except the one she wants. Between laugh-out-loud chaos, stubborn romance, and a very dark foe, this witch must untangle magic before it ruins everything—including her heart.

This book is Free on March 10, 2026

The Long Way Home (A Samantha Church Mystery Book 6)

The Long Way Home (A Samantha Church Mystery Book 6) FREE by Betta Ferrendelli: Haunted by the death of her co-worker and good friend, reporter Samantha Church goes to the border town of El Paso, Texas, to find the younger sister he never got the chance to know, fulfilling his final wish while uncovering dangerous secrets and developing unexpected feelings for her boss Wilson Cole Jr.

This book is Free on March 10, 2026

The Hollywood Diamond Murders (The Chuck Donnegan Mystery Series Book 2)

The Hollywood Diamond Murders (The Chuck Donnegan Mystery Series Book 2) FREE by Ken Sutherland: “On a hot day in 1971, Jesus walked into Tommy Aku’s Little Grass Shack and ordered a Zombie. Forty-five minutes later, he died on the street in front of me.” When retired LAPD Detective Chuck Donnegan witnesses the murder of a man he arrested years ago, he tracks the crime from LA's barrios to Hollywood's hippest hangouts to find the killer.

This book is Free on March 10, 2026

On the Hook (Smith and Westen Mysteries Book 1)

On the Hook (Smith and Westen Mysteries Book 1) FREE by Cindy Davis: Recipe for inferno: mix, snarky tuba player, Susie-homemaker wannabe, and egotistical insurance adjustor. When sparks appear, add a missing Picasso worth $100M. Shake well. Wait for flames as the unlikely allies trip over themselves to earn their 10%.

This book is Free on March 10, 2026

Generations

Generations FREE by Noam Josephides: GENERATIONS is a thought-provoking #1 SFF Bestseller mystery thriller set on a multi-generational ship. WINNER: 2024-5 Reviewers Choice Award • WINNER: 2024 BookFest Award • WINNER: Global Book Awards "An epic science fiction noir!" - Publisher Weekly’s BookLife ”Extraordinary!” - Kirkus Reviews.

This book is Free on March 10, 2026

The Suitcase: A Rex Haining Mystery

The Suitcase: A Rex Haining Mystery FREE by Jason Fischer: A British doctor’s son is kidnapped from a Chicago hotel. To save him, the father must follow the orders of a mysterious woman and retrieve a dangerous suitcase—while a private investigator discovers the kidnapping is only a diversion for a far darker plan.

This book is Free on March 10, 2026

The Hidden Face of God

The Hidden Face of God FREE by R.A. Williams: In 2038, a rogue AI wipes the internet of the Shroud of Turin and evidence of Christ’s resurrection. When cybersecurity expert David Bishop fights back, the attacks turn deadly—targeting him and the woman he loves. Soon, he discovers the assault on faith is just the opening move in a covert war for global domination.

This book is Free on March 10, 2026

Encrypted Patriot: The Ghosts That Protect America

Encrypted Patriot: The Ghosts That Protect America FREE by Dennis Currie: What if everything you believe about American freedom is a lie? Encrypted Patriot takes you into the shadow world of invisible warriors—elite operatives who sacrifice everything, living and dying without recognition to protect the freedoms we take for granted. In a realm of betrayal and deadly missions, heroes are forged, legends die unknown.

This book is Free on March 10, 2026

The Show Must Go On (Robert Dart Thrillers Book 1)

The Show Must Go On (Robert Dart Thrillers Book 1) FREE by Jonathon Kelley: When an attack breaches a decommissioned Soviet nuclear facility, ICSS agent Robert Dart is sent to investigate. But what begins as a search for stolen uranium quickly spirals into a deadly game of deception, where nothing, and no one, can be trusted.

This book is Free on March 10, 2026

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Hidden Obsessions and Chilling Links: Free Mystery eBooks

Stamped Out (A Mail Carrier Cozy Mystery Book 1)

Stamped Out (A Mail Carrier Cozy Mystery Book 1) FREE by Tonya Kappes: Small-town Southern cozy mystery with a mail carrier sleuth. In Sugar Creek Gap, everyone knows everyone, and beloved mail carrier Bernadette Davis knows their secrets. Giving her a front-row seat to motives, grudges, and hidden obsessions, Bernadette must follow the clues hiding in plain sight to clear her friend’s name.

This book is Free on March 9, 2026

The Apartment (The Neil Series Book 1)

The Apartment (The Neil Series Book 1) FREE by Kosh Ram: A young man named Neil moves into a new apartment and expects his new living situation to go smoothly. Unfortunately, he faces issues that are quite unexpected. Are they happening by chance or is someone causing these annoying things to happen? He asks his neighbors and the supers to help him solve these problems. Will they help him or will Neil end up moving back to his parent’s house?

This book is Free on March 9, 2026

Death Rides the Zephyr (Jill McLeod California Zephyr Series Book 1)

Death Rides the Zephyr (Jill McLeod California Zephyr Series Book 1) FREE by Janet Dawson: Zephyrette Jill McLeod rides the California Zephyr on its runs between the Bay Area and Chicago. As a crew member, she spends her long working days seeing to the passengers’ needs, answering questions, taking dinner reservations, or providing first aid. But she wasn’t counting on a missing passenger—and a body in a sleeper car.

This book is Free on March 9, 2026

Live For The Night (Trespassing Book 13)

Live For The Night (Trespassing Book 13) FREE by P.W. Creighton: It's the end of Junior year, and most of Nauset High is excited about the upcoming prom. As usual, Logan and his friends have much different priorities than what dress to wear, or where to go afterwards. When one friend is murdered, and another goes missing, the police immediately assume that the missing friend is responsible. Logan is concerned that there may be two friends dead.

This book is Free on March 9, 2026

Ghost State (The Luke Ryder Thrillers Book 1)

Ghost State (The Luke Ryder Thrillers Book 1) FREE by Alex Hawke: He saved a girl marked for erasure. Now the man who trained him wants them both dead. As a secret programme prepares to wipe entire populations from existence, ex black-ops operative Luke Ryder fights a war he was never meant to survive.

This book is Free on March 9, 2026

El Camino Real (Paragon Book 1)

El Camino Real (Paragon Book 1) FREE by Doug Kent: For over 300 years, the conquistadors used El Camino Real to bring their plundered Inca gold across the Isthmus of Panama, October 1641, seven hundred kilos of gold vanished from the trail without a trace. In a captivating blend of history and suspense, a widower's discovery sparks a modern-day treasure hunt, and they aren't the only ones looking.

This book is Free on March 9, 2026

Dead Account (Sloane Merritt Missing Persons Book 1)

Dead Account (Sloane Merritt Missing Persons Book 1) FREE by M.K. Quinn: A staged disappearance. A real abduction. And the girl she never stopped searching for. When influencer Marley Quinn vanishes after a fake publicity stunt goes wrong, Atlanta PI Sloane Merritt uncovers a chilling link to her own past—and the childhood friend who disappeared twenty years ago.

This book is Free on March 9, 2026

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A Standalone Bloodline Novel Thriller Series

The Spartan Who Defied Rome (A Standalone Bloodline Novel Book 1)

The Spartan Who Defied Rome (A Standalone Bloodline Novel Book 1) FREE by Anthony Vincent Bruno: Seven different eras of history from a warrior family's bloodline. From a 33AD Roman occupied Jerusalem all the way through to a CIA Cold War thriller set in 1991 Rome, seven novels of mystery, action and adventure. Five of the novels are FREE and two are on a Kindle Promotion for a brief moment.

This book is Free on March 8, 2026

Other Books in the series

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Dead DEA Agents and Courtroom Wars: Free Mystery eBooks

Ferrets, Forgery, and Flapjacks (The Tenacious Librarian Book 6)

Ferrets, Forgery, and Flapjacks (The Tenacious Librarian Book 6) FREE by M K Scott: Join librarian Tenny Taylor on her cozy mystery adventure in "Ferrets, Forgery, and Flapjacks" - you won't be able to put it down! If you love a good mystery with a side of humor, then "Ferrets, Forgery, and Flapjacks" is the book for you. Don't miss out on the chance to immerse yourself in the small town world of Emerson - grab your copy today!

This book is Free on March 8, 2026

Mic Drop

Mic Drop FREE by Jwyan C. Johnson: All rise in the courtroom for a cozy whodunit murder mystery, a case the media calls The Mic Drop. Controversial rap star Flex switches lawyers for courtroom war king Miles Turner and The Jury Whisperer Tana Lynn to beat this all-or-nothing charge. With an extra bet and a unique plea deal offer, can an equally matched prosecutor rhyme “guilty” with “he’ll be?”

This book is Free on March 8, 2026

March Is Madness (Peter Cobb Adventures Book 3)

March Is Madness (Peter Cobb Adventures Book 3) FREE by Shane Rawley: When ex-baseball player Peter Cobb detours en route to spring training, he is mistaken for a dead DEA agent, plunging him into a smuggling war, corrupt locals, and personal battles—including his dying mother and haunted past—in this action-packed adventure.

This book is Free on March 8, 2026

Miles from Mercy

Miles from Mercy FREE by Carter Woods: They sent the kids to the woods to fix them. Then the EMP hit, and the woods became something else entirely. Harmony has eight troubled teenagers, three days of food, and zero contact with the outside world. The rules don't apply anymore. The teens know it. She knows it. And whatever is stalking the edges of their camp knows it too. Survival out here won't come down to supplies.

This book is Free on March 8, 2026

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Art Mafias and Spy Operations: Free Mystery eBooks

The Chained Library Conspiracy

The Chained Library Conspiracy FREE by Arno B. Zimmer: In The Chained Library Conspiracy, a 14th-century manuscript is purloined from the oldest chained library in the world. Fearful that the ancient text has already been spirited out of England by the "Art Mafia," police turn to American private eye Woody Meacham, whose success in tracking down rare books thieves is legendary. Also free on March 8th.

This book is Free on March 7, 2026

The First Paper Cut: An Anniversary to Die For

The First Paper Cut: An Anniversary to Die For FREE by Camille Cabrera: Vivienne Whittemore has the perfect Hollywood lifestyle. She’s a blossoming actress in her prime with a husband widely regarded as one of the best screenwriters in the business. The married starlet can’t wait to celebrate her first anniversary with the man of her dreams. Of course, the only problem with dreams is that you eventually wake up.

This book is Free on March 7, 2026

Confessions of an Accidental Lawyer

Confessions of an Accidental Lawyer FREE by Michael Stockham: Legal Thriller! A young lawyer struggles to ensure that his client, his family, and his integrity all survive. Michael Stockham, a litigation attorney, takes us on a page-turning journey. If you like legal thrillers, you don't want to miss this! American Fiction Award winner. "Exceptionally well-written." - Literary Titan

This book is Free on March 7, 2026

The Far Side of Silence (The Alexander Gray Series Book 1)

The Far Side of Silence (The Alexander Gray Series Book 1) FREE by Robert B. Marcus Jr. and Kim Frank Richardson: Listed at #15 on Goodreads Best Political Novels. Perfect for James Bond fans. Inspired by the journey of ex-Navy SEAL Alexander Gray, The Far Side of Silence is an outstanding political and spy thriller by Robert B Marcus Jr. and Kim Frank Richardson, with intrigue, suspense, and twists on every page. Please leave a review.

This book is Free on March 7, 2026

Reg Prescott: Off Record (SAS Series - Book 1)

Reg Prescott: Off Record (SAS Series - Book 1) FREE by Samuel James: A seasoned SAS operator with fourteen years in uniform, Prescott has built a career on deniable operations and clean exits. But this time the intelligence doesn’t sit right. There are markers in the noise - details that shouldn’t be there. British fingerprints buried where they don’t belong.

This book is Free on March 7, 2026

180⁰ Chord

180⁰ Chord FREE by Chris Leicester: The play, 180⁰ Chord, adapted from the book by the same writer, successfully toured the the UK in 2022, 2024 and 2025-26. Audiences and critics have loved it. Because of this, the play is touring again in 2027, performing at prestigious venues in the UK after which it transfers to a world-renowned venue on Broadway for a longer run.

This book is Free on March 7, 2026

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Suspicious Circumstances and Murder Victims: Free Mystery eBooks

Cookin' Up Murder

Cookin' Up Murder FREE by D. J. Adamson: “An addictive page-turner, Cookin' Up Murder will have you hooked from the first page!” — Mystery Review Daily. When a high-profile baker is found dead under suspicious circumstances, private investigator Tuesday Welsh dives into a case as complex as it is dangerous. If you like Sue Grafton, this will be your next best find!

This book is Free on March 6, 2026

The Path That Turns Toward Spring (Mailbox Mysteries Book 4)

The Path That Turns Toward Spring (Mailbox Mysteries Book 4) FREE by Melanie Lageschulte: Mail carrier Kate confronts greed, betrayal, and danger when an embezzlement scandal rocks her hometown. Can she deliver justice and save a beloved local business? Don’t miss this riveting series filled with small-town charm and cozy suspense!

This book is Free on March 6, 2026

D for Daisy (The Blind Sleuth Mysteries Book 1)

D for Daisy (The Blind Sleuth Mysteries Book 1) FREE by Nick Aaron: The murder victim's wife was blind. World War II. After bombing Berlin a Lancaster landed at its base in England and a crew member was found dead. His young wife concluded that he had been murdered. But Daisy Hayes was blind since birth, and no one would listen to her. So she had to find the killer on her own.

This book is Free on March 6, 2026

The Seneca Scourge

The Seneca Scourge FREE by Carrie Rubin: A young physician caught up in a deadly influenza pandemic joins forces with a mysterious new research virologist, whose arrival coincides with the virus and whose presence raises more questions than answers. “impossible to put down"—Readers’ Favorite

This book is Free on March 6, 2026

12 Years to AI Singularity: A Harmonious Future with Artificial Intelligence or War

12 Years to AI Singularity: A Harmonious Future with Artificial Intelligence or War FREE by Peter Solomon: What happens when AI stops serving humanity—and starts redefining it? In 12 Years to the Singularity, Earth teeters on collapse while Mars becomes a testing ground for survival. As machines evolve beyond control, love, loyalty, and identity are rewritten. The countdown has begun. There is both danger and hope. Read the future before it reads you.

This book is Free on March 6, 2026

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Reed Hascombe Archaeological Adventure Thriller Series

Paradox of The Thief (Reed Hascombe Archaeological Adventure Thrillers Book 1)

Paradox of The Thief (Reed Hascombe Archaeological Adventure Thrillers Book 1) FREE by Nigel Plant: Reed Hascombe, a bold adventurer who stumbles upon a centuries-old fereter, races to decode ancient maps and evade modern surveillance. Blending high-stakes action, cryptic legends, and a fresh moral twist, this fast-paced thriller delivers a modern take on the treasure hunt genre. Can stealing ever be justified if it’s done for the greater good?

This book is Free on March 5, 2026

Other Books in the series

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Art Burglaries and Relic Hunting: Free Mystery eBooks

On a Dark Evening

On a Dark Evening FREE by Sarah Woodthorpe: In autumn 1935, two strange crimes strike the leafy London suburb of Green Hill. An artist disturbs an unusual burglar, then a doctor lies dead, poisoned at his own dinner party. What connects the two crimes? What secrets do people keep – and who would kill to keep them? And so investigations begin in this Golden-age inspired mystery.

This book is Free on March 5, 2026

Abduction Road

Abduction Road FREE by Robert J. Walker: When a college girl vanishes, her best friend follows a trail into the city’s darkest corners. But the deeper she digs, the closer she gets to a killer who’s been perfecting his trap for years... and this time, she might be the next to disappear.

This book is Free on March 5, 2026

Heavy Metal Murder (A Jessica Byrne Mystery Novel)

Heavy Metal Murder (A Jessica Byrne Mystery Novel) FREE by Kristen Andrews: When newbie private detective Jessica Byrne’s rich client winds up dead and her sketchy client is arrested for the crime, she must team up with her former flame and ex-cop to prove his innocence, only to become entangled in a local gang’s dangerous jewelry scheme. For fans of Janet Evanovich, Darynda Jones and Jess Lourey.

This book is Free on March 5, 2026

Power in the Blood (John Jordan Mysteries Book 1)

Power in the Blood (John Jordan Mysteries Book 1) FREE by Michael Lister: Haunted by his past, Detective John Jordan seeks peace in North Florida—until a bizarre prison death and a mother’s disappearance pull him back into the dark. Murder, secrets, and a calling he can’t escape collide in this gripping first thriller. With an introduction by Michael Connelly.

This book is Free on March 5, 2026

The General's Relic

The General's Relic FREE by Max Winterson: A mysterious Civil War rebel belt plate leads a group of modern-day relic hunters on a quest to uncover the terrible secret of The General’s Relic. Get your hands on the thriller that Amazon reviewers are calling "Riveting to the end."

This book is Free on March 5, 2026

Amnesia (Agent 917 Thrillers Book 1)

Amnesia (Agent 917 Thrillers Book 1) FREE by Andy Holmes: He wakes with no memory and a kill order. Agent 917 is controlled by a hidden brain implant and sent to eliminate targets without question. But when flashes of a lost past surface, he starts to doubt the mission. Is he hunting evil… or being used to create it?

This book is Free on March 5, 2026

What Remains (Rachel Kim Thrillers Book 1)

What Remains (Rachel Kim Thrillers Book 1) FREE by T. Patrick Brown: Graham Mercer thought his brother was dead. He was wrong. When Ethan resurfaces after twenty years, Graham's carefully ordered life begins to unravel — and a pattern of convenient disappearances emerges from the silence he helped create. Now the only way forward is through the truth he buried.

This book is Free on March 5, 2026

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Pathological Prodigies and Bloodied Waters: Free Mystery eBooks

Murder in Aix (The Maggie Newberry Mystery Series Book 5)

Murder in Aix (The Maggie Newberry Mystery Series Book 5) FREE by Susan Kiernan-Lewis: When Maggie Newberry's new best friend is arrested for murder, Maggie is determined to find the real culprit in Aix-en-Provence. But it turns out that the killer is as warped as any Maggie has encountered in her four years living in France.

This book is Free on March 4, 2026

Crushing Little Things

Crushing Little Things FREE by Amy Meitz: Juliette Valentine is a cunning, complex, and pathological child prodigy. At just fourteen years old, this elite gymnast manages to weaponise the family dog, create a rabies panic in her small town, initiate a CPS investigation into her own mother, and successfully hunt, capture, trap, and tame Jonathon, the boy next door.

This book is Free on March 4, 2026

In His Shadow

In His Shadow FREE by Maria Frankland: What have I done? Every instinct was screaming at me to run from him. Yet I married him instead...

This book is Free on March 4, 2026

Crimes of Passion

Crimes of Passion FREE by K.S. Toledo: Obsession, Betrayal. Quiet lives hiding deadly secrets. Crimes of Passion pulls you inside real murder cases where nothing is as it first appears. Follow twisting investigations, shocking courtroom revelations, and endings that will haunt you long after the final page.

This book is Free on March 4, 2026

Florida Sinking (Will Harper Mystery Series Book 7)

Florida Sinking (Will Harper Mystery Series Book 7) FREE by David Crosby: Water, water everywhere, Deadlier than you’d think! In "Florida Sinking", Will Harper is thrust into an environmental nightmare where vast sinkholes swallow homes whole amidst a perilous dance between climate change and unbridled development. Armed with his pen and wit, Harper dives into the murky, murderous waters of real estate fraud.

This book is Free on March 4, 2026

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Canine Witnesses and Missing Teens: Free Mystery eBooks

Bark & Bite (Biscuits & Bad Behavior Book 1)

Bark & Bite (Biscuits & Bad Behavior Book 1) FREE by Emma Lyon: Maggie Fontaine came to Savannah to start over, not to solve a murder at a dog show. But when the prime suspect is her and the only witness is a beagle mix who works for biscuits, plans change. Sometimes the bravest thing you can do is start over. And bake really good dog treats while you're at it.

This book is Free on March 3, 2026

Revenge Is Sweet (A Samantha Church Mystery Book 2)

Revenge Is Sweet (A Samantha Church Mystery Book 2) FREE by Betta Ferrendelli: In this thrilling sequel to The Friday Edition, reporter Samantha Church faces a sinister quest for revenge as drug dealers seek to harm her loved ones, pushing her to the brink in a desperate bid to protect them and settle the score.

This book is Free on March 3, 2026

Strangers in the Knight (A Roxy Horne Novel Book 1)

Strangers in the Knight (A Roxy Horne Novel Book 1) FREE by Vanessa M. Knight: Roxy Horne had it all: hot pre-med boyfriend, killer GPA, bright future—until it went up in flames. Enter Rafe—tall, dark, and walking bad decision. When her best friend needs help recovering a stolen ceremonial bong, Roxy’s night spirals into chaos. Now they’re chasing a stoner ex, dodging disaster, and trying not to make the same mistake twice.

This book is Free on March 3, 2026

Missing in Miami (A Nikki Garcia Mystery)

Missing in Miami (A Nikki Garcia Mystery) FREE by Kathryn Lane: Medical tourism can be a shady business… A woman is dead, a teenager is missing, and the partners of a vacation stem cell travel agency in Miami are suspects. Can Nikki overcome threats and corruption to find the missing teen? Nikki Garcia, a female sleuth with experience in kidnappings, is called in to solve the case. Following a trail of evidence on the young girl, Nikki goes undercover.

This book is Free on March 3, 2026

The List of the People (Connected Crime Series)

The List of the People (Connected Crime Series) FREE by Mike Biocchi: A phantom sniper executes corrupt cops, igniting the "Justice Always" movement. Detective Abbott, shot for pursuing the truth, now hunts Hell Guard while exposing police corruption from within. But when the system protects the guilty and a city demands blood, can real justice survive? The List of the People: where vengeance and duty collide.

This book is Free on March 3, 2026

Shadow Dimensions 2: Deluxe Edition

Shadow Dimensions 2: Deluxe Edition FREE by Marata Eros: Dive into a world of gripping, gritty & impossible-to-predict 4 dark standalone thrillers by NYT bestseller Marata Eros. Experience billionaire romances, outlaw bikers, love & betrayal + post-apocalyptic danger! Download 4 FREE thrilling reads now! 📚🌟#DarkRomance#FreeBooks Unmissable suspense, mystery with #shockingtwists awaits!🕵️‍♂️#GothicGrit.

This book is Free on March 3, 2026

Target Unknown

Target Unknown FREE by Riccardo Forte: When intercepted communications reveal a looming attack in Europe, Israeli operative Sara Cohen and detective Luca Martini must race against time to stop ruthless terrorists. Their only hope lies with a captured operative who holds the key to the conspiracy, but ethical dilemmas complicate their mission. Can they save innocent lives before chaos erupts?

This book is Free on March 3, 2026

Houses Have Secrets

Houses Have Secrets FREE by Holly Knightley: The Addams Family meets The Haunting of Hill House. Trinity Fielding returns to The Elenore Fielding House for her little sister’s funeral to find out that leaving may be harder than she thought. The house has eyes, and a house that has eyes has secrets—and secrets can kill.

This book is Free on March 3, 2026

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