Free and Discounted Mystery & Thriller Books

Prepare for suspense, excitement, and plenty of tense situations within these mystery and thriller selections! From high-speed thrillers to tense caper stories to fascinating police procedurals, these books will keep you entertained and enthralled for hours on end. Here's a selection of mysteries, legal thrillers, crime thrillers, spy thrillers, mystery thrillers, cozys and more!

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Dienw Neb

It’s 3am in the Spire and you ran out of ramen two days ago. You just took a triple-dose of your nootropic stack to see if it would make you smarter but instead you just sh*t yourself. You’re pretty sure the cartoon harlequin on the billboard outside your only window is laughing at you. Nobody ... Read more

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Visage of Moros

Tamel Wino

A relentless first instalment of the Decay Abloom series that probes into the psychological toll of grief and the blurred lines between justice and vengeance. In the wake of a vicious and calamitous loss, Drystan Caine finds himself on the verge, his life thrown into chaos. With the law enforcement investigation stagnating, he embarks on ... Read more

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Saving Maria

Truant Memphis

Littlethumb Brooks is an internationally renowned artist suffering a life of great tragedy. While the world knows Littlethumb as a famous painter, he secretly moonlights as the operational force behind his uncle’s globetrotting team of soldiers of fortune, the Electric Medicine Men. When Littlethumb’s most famous collection of paintings, The Marias, is stolen, it’s up ... Read more

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Free: The Cannabis Preacher: Sermon One

Sabine Frisch

Connor Beauregard is always looking for ways to make money. Despite his many failed business ventures, he is determined to succeed when a unique opportunity to become a legal drug dealer comes his way. With the charisma of an evangelical preacher and an ego larger than God, Connor knows that nothing will stop him from ... Read more

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The Vig

John Nuckel

“We facilitate financial transactions for a fee. That is what we call the Vig.” The most corrupt decade in Wall Street history was a good time to steal a little bit of money from a lot of people. $1.99 on Kindle.... Read more

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Awakening REVENGE

P.B. King Sr

Since 1983, – The “net”as its known is a collection of independent networks, under the control of people., businesses and government.. The Internet is a public , self sustaining system. Used by everyone as a primary source of communication, information and social media and sharing. It is redundant, so if even one portion goes down, ... Read more

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Free: Into the Depths

Amara West

Marketing executive Cora Whitley’s biggest worry is her next quarterly report—until her best friend Elise sweeps her away on a spontaneous trip to Bolivia that promises to change everything.It does. Just not how she expected. When violence erupts in the remote Bolivian highlands, Cora finds herself thrust into a nightmare beyond imagination. The system that ... Read more

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Winner’s Curse: A Lynn Dayton Thriller

L. A. Starks

“an energy executive finds herself entangled in international corruption . . . obstacles abound in the tension-packed narrative as a person close to Lynn works against her, a killer tries to cover their tracks, and acts of sabotage prove deadly . . . A measured but gripping tale of malfeasance on a global scale.”–Kirkus Reviews ... Read more

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NOW & THEN

Justin M. Kiska

In 1981, Parker City is rocked by a series of unthinkable murders like it has never seen before. From one of the most prominent and powerful woman in the city to a pair of high school students, who is praying on the women of Parker? Under great pressure from the powers-that-be, it is made clear ... Read more

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Free: A Mask with Two Ribbons

Daniel Seamster

A storm traps the guests inside Blackthorne Manor. A masked ball turns deadly when a body is found—but no one admits the crime. Told through haunting voices—widows, soldiers, maids, and a cat who remembers—this gothic mystery unravels secrets buried in velvet and bone. For fans of Rebecca and Knives Out, each page tightens the noose. ... Read more

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The Embalmer: A Steve Jobz PI Thriller

Vincent Zandri

When the police ask Jobz to head up a murder investigation, he has no idea he’s about to come face to face with a serial killer who embalms his victims alive. What he is also about to face is his own worst nightmare come true when that serial killer turns out not to be a ... Read more

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Taken: A Mother’s Secret

Dan Lawton

Nine-year-old Chloe Janis is missing. Abby, her mom, is now faced with an impossible decision—revealing seventeen-year-old secrets she’s kept hidden, or losing her daughter forever. $0.99 on Kindle.... Read more

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Free: Battlelines

Lawrence J. Epstein

This mystery thriller begins in 1938. The Nazis know that Winston Churchill is their greatest enemy. They therefore send two trained agents to London—but not to kill him. They must figure out how to eliminate his power while keeping him alive. Meanwhile, two Scotland Yard detectives are assigned to solve a murder. Their investigation leads ... Read more

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Full Circle

Stephen Kronwith

A past that won’t stay buried. A killer who’s been waiting. Can Detective-Sergeant Jane Rieger-Franklin outthink a predator who has spent a decade preparing for this moment? Or will the past finally claim its revenge? Packed with gripping suspense, razor-sharp, witty dialogue, and intricate family dynamics, Full Circle is a thriller that will keep you ... Read more

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Free: Falling Into Magic

Elizabeth Pantley

When Hayden was a child, she lost her cat. Adults told her the cat ran away, but she knew the truth. The mirror had taken her. She knew because the mirror gave her a glimpse of an alternate world and had nearly pulled her in, so she was certain the cat had suffered that fate. ... Read more

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Free: Genies and Gibberish

Elizabeth Pantley

When this club selects a book, magic happens. They are whooshed inside the book and become the main characters as the mystery comes to life. It is exhilarating fun – until they realize they can’t get out until they solve the crime and reach The End. In every book journey they are excited to meet ... Read more

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Sooner Secrets

Shelley Levisay

In Oklahoma where Sooner football is almost a religion, what could be worse than defending a wife accused of murdering a former pro-football star? For Jenna Miller, that’s just a typical Monday morning. After seven years in the Public Defender’s Office and many personal betrayals, she believes no one can be trusted. But her latest ... Read more

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Dead Girls Don’t Tell

Ashley Brandt

When California television researcher Douglas Finly is discovered dead in an abandoned car wash, the small town of Corinth is gripped by fear. Denali and her loyal sidekick, DaVinci, dive into the investigation, uncovering clues that suggest Finly may have stumbled upon dangerous secrets—secrets that cost him his life. The local sheriff zeroes in on ... Read more

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Free: The Price of Truth

Michele Clarizio

“…exceptionally well-written and maintained my interest throughout. The conclusion was perfectly fitting, given all that had transpired, and it caught me completely off guard.”–Alma Boucher for Readers’ Favorite Seventeen-year-old Karis Russo is no stranger to pain. Still reeling from her father’s death, she’s weighted down by grief she can’t seem to outrun. But nothing prepares ... Read more

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Free: The Mystery of Healing

A P McGrath

A compassionate young doctor to the gladiators in one of the Roman Empire’s most breath-taking cities confronts a murderous riddle. Free on Kindle.... Read more

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The Guardian Awaits

Pamela Ackerson

Undercover agent, Colin Chase Rand is on a break from a long dangerous uncover position. Cruising down the road, rocking to the radio, Colin came across an ethereal phenomenon, the Fata Morgana. It was no mere illusion. The shimmering surreal glow enveloped him, pulling him through a portal, setting his course to a different era ... Read more

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EMP The Quiet Hideaway

William Stone

No one believed her. When an EMP cripples the nation, Meghan is one of the few prepared to survive. When the EMP hits, Captain Meghan Prescott loses everything except the skills her grandfather taught her. With the city descending into chaos, she sets out alone toward a distant prepper homestead, where her daughter might still ... Read more

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Powerless Acres

Colton Lively

When a sudden EMP strikes, Katy Sheets’ plane crashes in rural Tennessee, leaving her world in ruins. With her husband fatally injured and society in chaos, Katy must lead her daughter and her daughter’s friend on a desperate journey home to St. Louis. Towns are collapsing, danger lurks at every turn, and the rules of ... Read more

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The Debt Collector (Form Series Book 1)

William Bahl

Colter Axton, a superconscious being who borrows the minds of others for himself and fixes outstanding debts for individuals who fail to pay for services rendered by The Seeker’s Market. Phalex, a creation of The Seeker’s Market, tracks down debtors to face judgment in front of defrauded merchants. Colter engages in regular confrontations with Phalex, ... Read more

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108: An Eco-Thriller

Dheepa Maturi

“In this all-too timely eco-thriller, Dheepa R. Maturi employs a compelling mix of hard science, philosophy, ritual, and mysticism to weave a vivid and chilling picture of what will befall us if we don’t address climate change now.” -Barbara Shoup, author of About Grace $0.99 on Kindle.... Read more

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Sky Thunder (Colt Hawkins Series Book 2)

Charles A. Stewart

“Sky Thunder” continues the electrifying adventures of our beloved protagonist, Colt Hawkins, in the second book of Charles Stewart’s riveting Colt Hawkins Series. The narrative picks up where the first book left off, again launching readers into the thrilling world of high-stakes espionage in the high tensions of Covert Operations. After thwarting a deadly plot ... Read more

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The Game: A High-Stakes Conspiracy of Power, Poker, and Profit

Brandon Keller

A secret poker game. A revolutionary AI. A deadly gamble. “A pulse-pounding thriller packed with deception, danger, and daring gambits.” (Southern Lit Review) In a world where power is the ultimate prize and every move is a gamble, Tyler must decide if he’s willing to play the game—or become its next casualty. $0.99 on Kindle.... Read more

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Blackmailed: What Does It Take To Be Believed?

Sean Dalton

Emily returns home early in the morning after a night out with her friend Dawn, consumed with guilt. She had cheated on her husband, Will, and her phone has gone missing. When Will receives photos as evidence of Emily’s infidelity from Emily’s missing phone, and leaves her, Emily feels like her world is collapsing around ... Read more

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The Fulcrum: A Novel

Michael Decter

In this sweeping climate thriller, an economist and a public servant join forces—and hearts—to navigate a dangerous international conflict and imminent environmental disaster. Courage has never mattered more in this suspenseful story of doing what it takes to protect the places—and people—you call home. $0.99 on Kindle.... Read more

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Free: Grounded

Sarah Hualde

Penny thought small-town life would be quiet—until the omens started. Now, with just 24 hours to stop a murder, she’ll have to trust her instincts… and maybe a few unlikely allies. Free on Kindle.... Read more

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Forbidden Women Academy 1: An Urban Fantasy Adventure

J. R. Hogan

Does someone want to tell me what the hell is going on? I’m happy to be on the front lines as mysterious foreign mercenaries try to take what isn’t theirs. These guys clearly need an ass-kicking. And the two most beautiful women in a secret academy have big expectations of the first man they’ve ever ... Read more

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Free: Chosen Children

Jenny Raveling

Her whole life she believed it was only a fable—a ghost story to teach children lessons about greed and darkness. But it had all been true. And the truth was that in six months, the world would begin its descent into death. The fate of the universe would rest in the hands of five eighteen-year-olds—untrained, ... Read more

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The Regression Strain

Kevin Hwang

Nobody’s safe when the inner beast awakens… Dr. Peter Palma joins the medical team of the Paradise to treat passengers for minor ailments as the cruise ship sails across the Atlantic. But something foul is festering under the veneer of leisure. The brig fills with felons, the morgue with bodies, and the vacation becomes a nightmare. Peter and his staff face a vile ... Read more

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Free: Flippers, Blades and Murder (Apple Creek R-Park Department Mysteries Book 1)

Montie Red

Newly single mom forced back to hometown. Council member murdered at new job. Will she crack the case or become the next victim? Margaret is freaking out. Moving back to her mother’s home as a newly single mom while taking the Recreation and Parks director position in Apple Creek wasn’t part of the plan. Things ... Read more

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Free: Black Tides

Jay LaBarge

A quest to find a fabled pirate treasure, uncover a legendary lost colony, and solve the secrets of piracy’s Golden Age. At the soaring height of the Golden Age of Piracy in the year 1717, a young boy takes to the high seas with a ragtag gang of marauders to seek his fortune. His mentor ... Read more

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Free: The Mist: Books One and Two

A.L. Cline

The ancient land of Batu is on the verge of extinction. Its villagers have been driven to the top of frozen Mt. Hua to escape the evil shroud that is stealing the souls of their children. Bohai, the teenage shaman, knows his people’s only hope lie with three teenage friends living 1000 years in the ... Read more

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The Cure

KJ Kalis

Kat Beckman is a survivor. A harrowing IED attack in Afghanistan has left Kat with debilitating PTSD, even though everything else in her life seems normal. It’s not something she talks about. Never. The secrets from her time overseas have stayed there. It’s better that way… or at least she thinks so. One day, visiting ... Read more

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Fifteen Years Later

A.E. Brightwater

Dylan, an adolescent outcast, must navigate the disappearance of her friend in the aftermath of a humiliating party. Years later, as an adult, she must reconcile the events of her difficult youth with what she uncovers about the night of the disappearance. Despite her efforts, one question seems impossible to answer: why, only now, has ... Read more

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Catastrophe at Killdeer Cay

Nicolette Harpford

Emma Finch is on a well-deserved vacation with her boyfriend. Everything is smooth sailing until Emma boards a tender to the picturesque island of Lapis Rock. While waiting to arrive in paradise, one of the seven passengers on the boat is murdered, and the captain is forced to stop at an abandoned island. Stuck until ... Read more

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Love at the French Station

Bonnie Shiloh

Desperate in Barcelona, Laurie helps a stranger in exchange for airfare back home to New Orleans. She is given a simple task, but an error in timing throws her life into chaos. Joshua, a hot, young American drifter she meets, takes pity on this beautiful girl and helps her navigate the pitfalls of life on ... Read more

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