Tag: Thriller

Biblical Clues, Smiling Killers, and Digital Threats: Free Mystery / Thriller eBooks

Grid Burn

Grid Burn FREE by Carter Woods: A massive EMP plunges Los Angeles into chaos. Trapped in a penthouse, Cassy must use her military training to protect her sister and survive fires, looters, and a city collapsing into darkness.

This book is Free on April 19, 2026

Cream Turns Sour (The Milkman Files Book 1)

Cream Turns Sour (The Milkman Files Book 1) FREE by Tommy Reel: "Creepy and feels almost autobiographical" — Goodreads review ⭐ Milkman. Tommy Cowper is everyone's favourite — polite, helpful, kind. Nobody suspects a thing. His mum left him in a toilet aged three. Uncle Reg raised him wrong. Now he buries bodies and smiles at all the right times. Darkly comic British thriller. Book 1 & 2 Free today.

This book is Free on April 19, 2026

Solomon's Scrolls (A North and Swiftwater Thriller Book 1)

Solomon's Scrolls (A North and Swiftwater Thriller Book 1) FREE by Richard Turner: When Kim Swiftwater, an aspiring thief, and Connor North, the leader of an anti-poaching team, are thrust together, they must put their differences aside to find the truth behind a legend dating back to the First Crusade. Following clues from Paris, Switzerland, Thailand, and beyond, Kim and Connor need to remain one step ahead of a shadowy organization intent on finding the biblical treasure.

This book is Free on April 19, 2026

GIRLGPT: Hello World

GIRLGPT: Hello World FREE by Pike Mercer: GIRLGPT: Hello World launches readers into a tense, fast-moving thriller where escape is only the beginning. Hunted and watched by powers she barely understands, Hello World blends psychological tension, science fiction, and small-town mystery into a story where nothing is as safe as it seems.

This book is Free on April 19, 2026

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

Cold War Secrets, Deserted Towns, and Vanishing Princesses: Free Mystery / Thriller eBooks

The After Hours Deception (Masquerade Inc. Cozy Mysteries Book 1)

The After Hours Deception (Masquerade Inc. Cozy Mysteries Book 1) FREE by Patti Larsen: Infiltrate. Investigate. Hyperventilate! Who knew a new job could be murder? Petal Morgan's life hasn't turned out the way she expected. Deeply in debt and living in her parents' garage, she stumbles on a suspicious death that leads her to the career she was born for - as long as she doesn't fall victim to the killer herself!

This book is Free on April 18, 2026

A High Price to Pay (The Madeline Dawkins Mystery Series Book 2)

A High Price to Pay (The Madeline Dawkins Mystery Series Book 2) FREE by Cynthia Hamilton: Madeline’s dual professions as event coordinator and P.I. cross paths when a body turns up at a 3-day party for the spoiled wife of a famous director. Adding to Madeline’s overflowing plate, she learns one of the men who abducted her 3 years earlier has been released from prison. When his body is found in Lake Cachuma, she fears she’ll be next.

This book is Free on April 18, 2026

The Alvarez Family Murder Mysteries: Vol 4-6 (Book 12)

The Alvarez Family Murder Mysteries: Vol 4-6 (Book 12) FREE by Heather Haven: IN THE CONTINUING SAGA OF THE DELICIOUSLY FUNNY DETECTIVE COZIES...here are books 4 through 6 of the series starring Lee Alvarez, in-house investigator for the family-owned detective agency in the heart of Silicon Valley. This set is for cozy readers who can't get enough of a smart-mouthed woman sleuth out to get the job done.

This book is Free on April 18, 2026

Ghost Town

Ghost Town FREE by A.J. Thibault: Three strangers. Three days. Trapped in a ghost town—100 years in the past. • Winner, American Fiction Awards • Finalist, Eric Hoffer Book Awards. Burned-out CIA operative Richard Hart follows a legend into the desert and becomes a pawn in a deadly experiment. Hunted by spirits and outlaws, he must uncover the truth—or be trapped forever.

This book is Free on April 18, 2026

The Pact

The Pact FREE by Shane Spyre: When four neighbors die in a single week, the small-town detectives see four separate tragedies. Forensic specialist Michelle Rice sees something else entirely. As she unravels the connections between the men — and their wives — the line between victim and suspect begins to blur.

This book is Free on April 18, 2026

Mission 37 (Jack Monroe Book 1)

Mission 37 (Jack Monroe Book 1) FREE by Michael Berk: Soon after World War II, Army Air Corps doctor Jack Monroe is ordered to witness the autopsy of a Nazi bureaucrat. What begins as routine pulls him into a dangerous world of espionage and intrigue. Book 1 of the Readers’ Favorite 5-star Jack Monroe Cold War thrillers...

This book is Free on April 18, 2026

Tahoma’s Hammer (Cascadia Fallen Book 1)

Tahoma’s Hammer (Cascadia Fallen Book 1) FREE by Austin Chambers: The crust cracked open, and the sky darkened. And a safe, warm life became a distant memory. Unprecedented natural disasters in Washington State knock out all infrastructure for hundreds of miles. Thriving is but a dream. Survival is now the only goal. How long until everyone realizes help is not on the way? Not if. But when.

This book is Free on April 18, 2026

Misplaced (The Victoria Barrón Series Book 1)

Misplaced (The Victoria Barrón Series Book 1) FREE by S.L. Hulen: Immigration attorney Victoria Barrón is used to impossible cases—until a lost Egyptian princess appears. As danger closes in, she risks everything to help her return home, where a single moment could save—or shatter—history.

This book is Free on April 18, 2026

The Brewster Protocol: That Was Not in the Job Description

The Brewster Protocol: That Was Not in the Job Description FREE by Moran Tomer: Josh Brewster was perfectly happy being retired. Ex-Mossad, done with the game. Then the CIA showed up with a job that drags him from Bangkok to the Orient Express — and absolutely nothing goes according to plan. A spy thriller with dry humor for fans of Lee Child and Daniel Silva.

This book is Free on April 18, 2026

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

Ghostly Favors, Fashionable Homicides, and Deadly BBQs: Free Mystery / Thriller eBooks

Southern Spirits (Southern Ghost Hunter Mysteries Book 1)

Southern Spirits (Southern Ghost Hunter Mysteries Book 1) FREE by Angie Fox: When Verity Long unwittingly traps a ghost on her property, she discovers the power to commune with the spirit world. Now her ex’s brother needs her help evicting some undead tenants. He's forbidden fruit in a tailored suit, and his estate holds a long-buried secret… "Fabulously fun" —The Chicago Tribune

This book is Free on April 17, 2026

Escape to Osprey Cove (The Osprey Cove Lodge Series Book 1)

Escape to Osprey Cove (The Osprey Cove Lodge Series Book 1) FREE by Luisa Marietta Gold: An unusual find in the secret compartment of Doug’s new Corvette will change lives forever. Doug and Catherine came from two different worlds—hers was full of privilege and wealth, while his was one of poverty and envy. Their worlds collide. And the result is a spellbinding mystery of love and betrayal, full of twists and turns.

This book is Free on April 17, 2026

Danger Lies Within (The Ranfurly Mysteries)

Danger Lies Within (The Ranfurly Mysteries) FREE by K.M. Krenik: A strange phone call. A charming chauffeur. A manor with many secrets set in a fantasy world where dragons exist. Courtney Drake takes a job as a nanny for a viscount, Lord Robert Ranfurly. Sparks ignite quickly between her and her new employer, but when a murder occurs, falling in love becomes dangerous at Ranfurly Manor.

This book is Free on April 17, 2026

Smoked Secrets (Burnt End Mystery Book 1)

Smoked Secrets (Burnt End Mystery Book 1) FREE by Erica J Whelton: Sisters Jackie and Lauren inherit their Uncle Charlie Joe's BBQ shack with one catch: work together for a year or lose it all. The problem? They haven't spoken in years. Bigger problem? Uncle Charlie Joe was murdered, and now they're targets. At Charlie Joe's BBQ Shack, BBQ meets mystery and family comes first, even when family drives you crazy.

This book is Free on April 17, 2026

Walking the Cat (A Louise Moscow Novel Book 4)

Walking the Cat (A Louise Moscow Novel Book 4) FREE by Lorraine Evanoff: Former spy turned best-selling mystery novelist Louise Moscow is invited to Paris Fashion Week by a fellow former spy. With the five biggest fashion houses sharing a literary theme lush enough to entice any fiction lover, Louise is ecstatic. But when a beautiful photographer is found dead at one of the shows, Louise is swept into a murder mystery.

This book is Free on April 17, 2026

The Summer of 75 (John Gallagher Book 2)

The Summer of 75 (John Gallagher Book 2) FREE by Dan Wheatcroft: British spy John Gallagher mentally waved an East German spymaster goodbye at Berlin’s favorite spy bridge. Now, almost 10 years later, he has to bring him back. With a two-inch revolver, 12 bullets, some cryptic clues, and a sense of humor, what could go wrong?

This book is Free on April 17, 2026

The Grass Widow

The Grass Widow FREE by Vanessa Edwards: Ditched by her married lover Hugh, Leonie wants petty revenge. She inveigles her way into his house as a cleaner, intending to stir up trouble with his wife Amanda. But she soon discovers that Amanda has her own secrets. Events take an unexpected and sinister turn when someone dies. Can the two women put their differences aside and find the truth?

This book is Free on April 17, 2026

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

The NJA Club Thriller Series

Bangkok Shadows (NJA Club Novels Book 1)

Bangkok Shadows (NJA Club Novels Book 1) FREE by Stephen Shaiken: After fleeing to Bangkok with stolen cash, stressed-out lawyer Glenn Murray Cohen builds a new life—until U.S. agents force him into a dangerous kidnapping plot. With help from friends at the enigmatic NJA Club, Glenn is pulled into a shadowy world of crime, corruption, and intrigue in a noir-tinged city few outsiders truly see. An exotic noir thriller.

This book is Free on April 16, 2026

Other Books in the series

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

Hidden Fortunes, Ancient Threats, and Fateful Accusations: Free Mystery / Thriller eBooks

Something's Fishy in Palm Springs (An Aggie Underhill Mystery Book 2)

Something's Fishy in Palm Springs (An Aggie Underhill Mystery Book 2) FREE by Michelle Ann Hollstein: Enjoy silly mysteries? Join Aggie as she flies with her best friend Betty to Palm Springs from England where a $200,000 fish is stolen, an actress is kidnapped, and a man is murdered. Naturally curious, Aggie can’t help getting involved. Who knew the desert could be so fun?

This book is Free on April 16, 2026

Which Pairs Best With Murder? (Mermaid Bay Wine Mystery Book 1)

Which Pairs Best With Murder? (Mermaid Bay Wine Mystery Book 1) FREE by Lynn Joseph: Back home to run her late aunt’s wine shop on Mermaid Bay, Noelle Knight wants a fresh start. Instead, she gets small-town secrets, a grumpy cat named Cabby, a handsome bartender, and a dead body in the wine cellar. Noelle must uncover the truth before the killer strikes again. Because in Mermaid Bay, trouble pairs a little too well with wine.

This book is Free on April 16, 2026

The Corporal's Punishment

The Corporal's Punishment FREE by Peter Alexander: Station Square, a vast new development rising on the banks of the Thames, stands as a glittering symbol of modern wealth and ambition. Yet beneath its polished glass and luxury apartments lies a darker secret—a carefully concealed hub for international money laundering operating on a scale few could ever imagine.

This book is Free on April 16, 2026

Darkness Peering

Darkness Peering FREE by Alice Blanchard: A rookie detective suspects her brother, a teacher of the blind, of being a cold-blooded killer. Don't miss this chilling mystery about the grisly serial murders that have haunted the town of Flowering Dogwood, Maine, for decades. For fans of Karin Slaughter, Riley Sager, and Charlie Donlea.

This book is Free on April 16, 2026

The Spainsh Dancer

The Spainsh Dancer FREE by Chris Corbett: When a close friend is accused of murdering a model aboard a sheik's megayacht in Marbella, Diana and her daughter race to clear his name. They uncover something far more sinister: a terrorist plot with catastrophic consequences. With time running out, the only way to stop it is to get close to the yacht's owner via his priceless painting.

This book is Free on April 16, 2026

Gods In The Ruins (The Vatican Archives Series Book 1)

Gods In The Ruins (The Vatican Archives Series Book 1) FREE by E. R. Barr: An ancient tomb discovered—the pope sends his nephew, Fr. Daniel Azar, Vatican archeologist, to Babylon to investigate a scroll threatening world destruction. With his Swiss Guard friend Luca Rohner, Daniel faces an evil entity rising to destroy the world while science and faith collide as governments race to protect humanity. (New book in series soon: Prester John and the Emerald Scepter).

This book is Free on April 16, 2026

Deadly Serious

Deadly Serious FREE by A.J. Thibault: Comedy can be funny—until it gets you killed. After witnessing a physicist’s murder, struggling stand-up comic Dan Goodis inherits a deadly code. Hunted by a secret cabal and betrayed by the woman sent to protect him, Dan must solve the puzzle—or be silenced for good.

This book is Free on April 16, 2026

Bring My Son Home

Bring My Son Home FREE by Marie Wilkens: Her son vanished between courses. No scream. No struggle. Just an empty chair and her ex-husband's knowing smile across the table. Lydia knows who took Lance. She just can't prove it. And the truth she's been hiding for ten years is about to detonate everything.

This book is Free on April 16, 2026

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

Unspoken Sacrifices, Tarot Troubles, and Bakery Danger: Free Mystery / Thriller eBooks

Strudels and Suspicion (The Old World Bakery Mysteries Book 1)

Strudels and Suspicion (The Old World Bakery Mysteries Book 1) FREE by Clara Sterling: Baker Anni Weber's strudels are to die for. One customer took that literally. Now Vermont's coziest bakery is a crime scene—and Anni is the only one with a nose for the truth. Between local gossips and a killer who wants her gone, she must solve the murder to save her business. A delicious cozy mystery full of twists and charm!

This book is Free on April 15, 2026

A Deck Stacked for Murder (Cafe Arcana Mysteries Book 1)

A Deck Stacked for Murder (Cafe Arcana Mysteries Book 1) FREE by Aliza Levine: Espresso, tarot, and a splash of murder! Divorcée Ava Goldberg’s fresh start in small-town Nebraska is derailed when a wealthy socialite is found dead outside her new tarot cafe. With her best friend’s husband framed for the crime, Ava must deal the cards to uncover the town's darkest secrets and catch a killer.

This book is Free on April 15, 2026

Ties That Bind: Desperation Drives The Hardest Bargains

Ties That Bind: Desperation Drives The Hardest Bargains FREE by Maria Frankland: There's nothing I wouldn't do to give my wife what she wants – what she really wants. But the cost might be too high a price to pay...

This book is Free on April 15, 2026

Destiny’s Game

Destiny’s Game FREE by Michael Breen: South London to Ibiza. Two friends chase a bigger life as loyalty, love, and identity are pushed to breaking point. Destiny’s Game is a character-driven crime story focused on emotion and consequence—not high-speed action, but what it costs beneath the surface. Emotional, Gritty, Coming of age as described by Netgalley reviewers.

This book is Free on April 15, 2026

Proportional Response

Proportional Response FREE by Tim Enright: A soldier’s reckless revenge kills an Afghan minister’s grandson, sparking a plot to strike Main Street America. Diplomat Ben Brownwell must outwit terrorists and his own government to stop the unthinkable—before vengeance explodes on U.S. soil. A political thriller grounded in reality.

This book is Free on April 15, 2026

Anatomy of Deception

Anatomy of Deception FREE by Christos Vlassis: He saves lives with a scalpel. But when neurosurgeon Markos Alexiou uncovers illegal mind-rewriting experiments in his own hospital, he must cross every ethical line to expose a deadly conspiracy. A dark, gripping medical thriller for fans of psychological suspense. Can he stop the madness before he becomes part of it?

This book is Free on April 15, 2026

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

Buried Betrayals, Hidden Vaults, and Mischievous Mediums: Free Mystery / Thriller eBooks

Scones, Secrets, and Sabotage

Scones, Secrets, and Sabotage FREE by Willow Thorne: Café owner Jenna McGregor didn't plan on solving murders. But when the Mayor turns up dead, and a trophy goes missing, she and her misfit crew — a psychic (maybe) bestie, a retired special-ops neighbor, and a well-meaning skeptic — can't help themselves. Think Scooby-Doo for adults. With better coffee.

This book is Free on April 14, 2026

A Shade of Murder (The Witch Sisters of Stillwater Cozy Series Book 2)

A Shade of Murder (The Witch Sisters of Stillwater Cozy Series Book 2) FREE by Constance Barker: The ghost of Colonel Augustus Monroe is none too pleased with the Civil War re-enactment about to take place on the park grounds. But things get too real when a body is discovered.

This book is Free on April 14, 2026

Dead at Third (Henry Walsh Private Investigator Mystery Series Book 1)

Dead at Third (Henry Walsh Private Investigator Mystery Series Book 1) FREE by Gregory Payette: Ex-cop Henry Walsh is a straight-shooter who lives on a boat and likes a drink or two. Working security for a local ball club, he's reluctantly dragged into an investigation when third baseman Lance Moreau is found floating face down in the St. Johns River. And when the cops arrest a teammate, it's up to Henry to prove they've got the wrong guy...

This book is Free on April 14, 2026

Dared to Return (Kate Anderson Book 2)

Dared to Return (Kate Anderson Book 2) FREE by J. J. Clarke: A desperate call from her grandfather brings Kate home. It’s the last place she wants to be. Can she rescue her grandfather from the clutches of the white-collar crime syndicate before it’s too late? Grab this international award winner while it’s free!

This book is Free on April 14, 2026

The Hunter Within

The Hunter Within FREE by Lamar D. Vine: In 1977 Ohio, 12-year-old Jacob Ballard suspects his mother's secret absences hide something dark. A girl on Bishop’s Ridge shares his hidden middle name. What starts as curiosity unravels family betrayal and the hunter inside him. A haunting psychological thriller novelette with an ambiguous ending. Content Warning.

This book is Free on April 14, 2026

The Vault

The Vault FREE by Stuart Goldstein: Three levels beneath NYC lies a vault no one should touch. For 40 years, Andy Russo protected it—now he’s planning to rob it. As Hurricane Sandy closes in, rising water and rising tensions threaten everything. A high-stakes thriller of power, loyalty, and survival.

This book is Free on April 14, 2026

Foul Play

Foul Play FREE by Rob Wilbur: The Grand Palace Casino is cheating its own customers. Then one of their dealers turns up dead. The police rule it an accidental drowning, but Crystal Moor, the deceased man’s ex-lover, thinks otherwise. She takes the case to Private Investigator Seth Bristol, and now it’s up to him to discover the truth.

This book is Free on April 14, 2026

Broken Sanctuary

Broken Sanctuary FREE by Marie Wilkens: Seven big cats. Fifty acres. One EMP. When the grid dies, Jane Weston has to feed seven apex predators and defend her Alabama sanctuary from a warlord building an empire in the dark.

This book is Free on April 14, 2026

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

Unearthed Fields, Hidden Truths, and Rival Secrets: Free Mystery / Thriller eBooks

Murder At The Maplewood Garden Tour (The Ivy Sinclair Cozy Mystery Series Book 4)

Murder At The Maplewood Garden Tour (The Ivy Sinclair Cozy Mystery Series Book 4) FREE by Erin Macy: At Maplewood’s Garden Tour, Ivy Sinclair expects rivalry—not murder. When a judge is found dead, secrets, threats, and poison follow. With suspects hiding the truth, Ivy must uncover the killer before the final judging ends in disaster.

This book is Free on April 13, 2026

Murder at Stoneharbor (The Moonhaven Mysteries Book 4)

Murder at Stoneharbor (The Moonhaven Mysteries Book 4) FREE by K.S. Van: What happens when a Guardian goes dark — and the one person who can save her is a witch who still doesn't fully trust her own magic?

This book is Free on April 13, 2026

The Hunting Ground (The Deuce Mora Series Book 2)

The Hunting Ground (The Deuce Mora Series Book 2) FREE by Jean Heller: The grisly discovery of a human bone while Deuce is out for a hike with handsome arson investigator Mark Hearst leads to the unearthing of a vast burial field, a human trafficking ring, and international intrigue.

This book is Free on April 13, 2026

Pulse and Ash

Pulse and Ash FREE by William Stone: One month into the collapse, Rob and his dog, Captain, have lost almost everything, but not their hope. Together, they are fighting their way toward a hidden prepper homestead, a place where life can start again. In the world of EMP survival and post-apocalyptic struggle, hope is the fuel that keeps them alive.

This book is Free on April 13, 2026

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

The Wicked Game of a Serial Killer Thriller Series

Hide and Seek (The Wicked Game of a Serial Killer Book 1)

Hide and Seek (The Wicked Game of a Serial Killer Book 1) FREE by Stan Hendriks: Lucas Izod hides brilliance behind a growing darkness. As his crimes escalate, Ray is pulled back into the hunt with Arthur, a man whose mind mirrors the killer’s. Together they track a predator crafting his own legend, each move colder and more deliberate than the last.

This book is Free on April 12, 2026

Other Books in the series

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

Cold War Intrigue, Poker Games, and Vanishing Partners: Free Mystery / Thriller eBooks

Jill McLeod California Zephyr Series Box Set (Books 1- 4)

Jill McLeod California Zephyr Series Box Set (Books 1- 4) FREE by Janet Dawson: All four Jill Mcleod California Zephyr Mysteries in a box set. 1: A Cold-blooded Killer. A Cold, Remote Canyon. 2: A Murdered Passenger. Who Gets The Dead Man’s Hand? A High-stakes Poker Game. 3: Death Has A Seat At The Table. 4: A Ghost Aboard The California Zephyr? Lights, Camera, Action—murder.

This book is Free on April 12, 2026

Everywhere She Ran (Leyla James Mysteries Book 5)

Everywhere She Ran (Leyla James Mysteries Book 5) FREE by A. Eveline: Leyla James wakes up in a hospital after a brutal attack on a running trail, a victim herself, and entangled in a mysterious murder. Fearing for her safety with a sense that a predator is watching, she leaves town just as her partner urges. Then he disappears.

This book is Free on April 12, 2026

The Sacrificial Daughter

The Sacrificial Daughter FREE by Janet Dawson: When nerves fray, Kay Dexter helps adult children look after elderly parents. Now she’s dealing with an elderly client’s daughters. The sisters are still fighting over past wrongs. They can’t agree on what’s best for their mother, or what to do with her valuable estate. Then murder enters the picture. If Kay's not careful, she could wind up dead.

This book is Free on April 12, 2026

Iron Refuge

Iron Refuge FREE by Colton Lively: When an EMP wipes out power, Renee must protect her daughter and their wildlife preserve from strangers, unrest, and the growing fear that the collapse has begun. Survival means guarding family, land, and trust before the quiet countryside becomes their prison.

This book is Free on April 12, 2026

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