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!

Wolf Tracks

Kirk Russell

Author Kirk Russell returns to the wilderness this time with a love story and a dark crime. As a long undercover assignment ends, Special Agent Mark McCabe of the US Fish and Wildlife Service learns that the bullet-riddled, bloodstained SUV belonging to his ex-girlfriend, biologist Jesse Hall, has been found in the Mount Shasta Wilderness. ... Read more

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Free: Run For Your Life

C. M. Sutter

With the weekend right around the corner, Homicide Detective Mitch Cannon is looking forward to Saturday night. It isn’t often he has a date, and this one will be particularly interesting. His new friend Liza is beautiful, edgy, outspoken, and somewhat odd. But Mitch’s usual Friday-morning phone call to his mom sets the wheels in ... Read more

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The Hybrids

Quentin Eckman

An unlucky gambler, the essence of an alien being, and a brilliant, beautiful, doctoral candidate embark on an adventure unlike any they could imagine. This a story about a gambler who was very lucky for a long time, then very unlucky for just long enough to find himself in serious trouble. This is also the ... Read more

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Alpacas and Alibis

Ramey James

Theres no place like home until you stumble over a body in your yarn shop. After spending twelve years in New York City, fiber influencer Sadie Sexton didn’t expect to find herself living back in her hometown of Hoochville, Tennessee. But when her grandmother bequeaths her beloved yarn shop to Sadie and her sister Charmayne ... Read more

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Elliefant’s Graveyard – The Curious Case of the Throatslit Man

em thompson

Rich in wordplay and humour, owing more to Lewis Carroll than Arthur Conan Doyle, Elliefant’s Graveyard recounts the adventures of apprentice Metropolitan police officer, Heather Prendergast, an ambitious young detective whose lofty ambitions are not matched by her abilities. Convinced that two unexplained deaths on her London patch are murders, her unofficial sleuth takes her ... Read more

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Free: Murder Notes

L.R. Jones

As an FBI profiler, its Lilah Loves job to think like a killer. And she is very good at her job. When a series of murders surface, Lilah’s instincts tell her its the work of an assassin. But when the case takes her back to her hometown in the Hamptons and a mysterious but unmistakable ... Read more

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Danger Inside the Beltway

Terri Greening

New. A Washington, DC Thriller. Tarryn Blue, a young investigative journalist in Washington, DC, becomes the target of a killer when she unknowingly uncovers a major financial fraud and writes a controversial article about it. She turns for help to Brock Spencer, an FBI agent looking into the story, and together they work to unravel ... Read more

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Blood and Mascara

Colin Krainin

Iris is watching Bronze. Bronze is following Carolyn. Carolyn is sleeping with Billy. Now Billy is dead and a killer is coming for them all. “Krainin elevates contemporary noir with this gritty, hard-hitting thriller that will have readers anxiously awaiting a sequel. Highly recommended.” -BestThrillers.com $0.99 on Kindle.... Read more

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Free: Falling into Magic : Destiny Falls Mystery & Magic Series #1

Elizabeth Pantley

An accidental journey through a magic mirror. A portal to an enchanted land. A mysterious family she never knew she had. Hayden’s life is upended with the wonder of Destiny Falls. But it is tainted by the danger that brought her here and that threatens her newfound family. Can Hayden and her sassy sidekick remove ... Read more

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The Perfect Spy: A Clean Romantic Suspense (An Untapped Source Book 1)

Amy Martinsen

She’s lost everything including her confidence. Can a CIA officer fearing failure protect the country when a deadly sleeper agent goes active? If you like undeniable chemistry, page-turning tension, and Christian values in action, then youll love The Perfect Spy. $0.99 on Kindle.... Read more

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The Psychic Guardian Angel Complete Series Boxed Set

A.W. Powers

A reluctant psychic, a missing woman, and vengeance from beyond the grave. Rachel Thompson is missing, and the police have no leads. The serial killer who has taken her is efficient, elusive, and seemingly invisible. Her only hope is Jacob Daniels, a man tormented by his second sight. Jacob is driven to search for his ... Read more

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Freeze Frame

Ilona Joy Saari

A U.S. Senator vanishes after being shot, and a young videographer unknowingly captures a clue that links to his murder. As her life spirals into danger, deception, and deadly secrets, she must go on the run, facing an intricate plot that reaches the highest levels of American intelligence. $0.99 on Kindle.... Read more

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Return to Hair of The Dog

Jean Luntz

Spirits still talk through Gregory Davenport and their warnings are ominous. Letty Carlyle’s dangerous past finally catches up with her when murderous ex-boyfriend Mikey O’Shea returns to Chicago. Working with One-Arm Nettles, O’Shea is looking for Letty and Grace Flanagan. Nettles has doubts about O’Shea. Will Nettles join the Davenports in protecting the gals, or ... Read more

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Deadly Rivalries (Nico Argenti Renaissance mystery series Book 6)

Ken Tentarelli

A tragic death at a betrothal ceremony embroils Nico Argenti in the precarious world of Renaissance Florence’s elite. Guests are gathered at a villa in the Tuscan countryside to celebrate a betrothal that would unite two powerful Florentine families. The joyful atmosphere is shattered when the groom-to-be is discovered murdered. Florentine Security Commission member Nico ... Read more

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Face Value

Ian Andrew

Kara Wright and Tien Tran are veterans of an elite sub-unit of the Special Reconnaissance Regiment. Both served in multiple conflict areas and both were lucky to make it home. Now, based in a run-down office in Kentish Town they try to keep their heads above water as private investigators. When two grown-up children claim ... Read more

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Intra Delirium

Vermilion D. Gloom

Nusquam is a town trapped in a hellish void of flowing shadows. Unbeknownst to most its inhabitants, the whole of the town is under the dominion of a cruel supreme eldritch monstrosity called the Witch Queen. Those who discover the truth will be ostracized from their community and written off as lunatics as they start ... Read more

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Operation Storm’s Eye

E.S. Benton

Alpha team might comprise of people from different pasts. From ex-spies, to a computer expert, to an ex-assassin. They might not know each others pasts. After extensive training, theyve formed one of the most formidable teams of covert agents. But when tragedy strikes, Alpha team finds an enemy much like themselves; skilled and in the ... Read more

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Free: Root and Branch

Preston Fleming

Roger Zorn, owner of a French security company, is delighted to win a major contract with the U.S. Department of Homeland Security (DHS). The work requires applying his risk assessment technology to evaluate terrorist suspects. But when Zorn discovers that DHS is manipulating scores to deport massive numbers of Muslims, he faces a terrible choice. ... Read more

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The Fallen Prepper: A Small Town Post Apocalypse EMP Thriller

Robert J. Walker

In this electrifying EMP thriller, airline pilot Ross races against time and chaos to save his wife and son from a world plunged into anarchy. With society unraveling, and accompanied by his co-pilot Henry, Ross’s mission is fraught with perilous obstacles and ruthless adversaries. $0.99 on Kindle.... Read more

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Free: The Florida Shuffle: A Florida Thriller (Will Harper Mystery Series Book 4)

David Crosby

Embark on a heart-pounding adventure with Will Harper in ‘The Florida Shuffle.’ As he races against time to find his missing love, Harper confronts gangs, sex trafficking, and murder in Miami’s dark underbelly. This gripping crime thriller promises twists, turns, and a riveting exploration of love and deception. Free on Kindle.... Read more

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Shadows of Betrayal: Secrets in the Mist

M K Devidasan

Secrets lie in every shadow. The quiet hills of Idukki hold more than just the whispers of the wind. Here, Raju, a man of principle, faces a moral dilemma when confronted with a sinister request from his neighbour David. Refusing to become an assassin, Raju finds himself entangled in a web of intrigue. Meanwhile, Suma, ... Read more

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WASP NEST

Inger Wolf

From Bestselling Scandinavian author Inger Wolf comes another spine-chilling mystery.In an empty villa in Aarhus, Denmark, a teenage boy is found murdered. He has been tortured, and around his body, dead wasps are scattered. Lieutenant Daniel Trokic and the rest of the investigation team suspect that the murdered boy’s parents are hiding a secret about ... Read more

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Rebel Slave (Rebel Slave Saga Book 1)

Richard Davis

Broken by war. Enslaved by a corrupt queen. Imprisoned in a frozen Hell from which no man has ever escaped before. Charles Raptor is a soldier. Professional. Loyal. Deadly. But after eighteen years of fighting, he has one wish: to retire to a life of peace with a new wife in the country of his ... Read more

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The Orphic Assassin Trilogy

Sam Luna

Damien Attica is the anti-hero to end all anti-heroes: a vigilante assassin born in Ancient Greece reincarnated throughout American history to dispense brutal justice. $0.99 each on Kindle. Learn More... Read more

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Free: Twelve Years Gone

KJ Kalis

Emily Tizzano, a former cold case detective, is on the hunt for Sarah Schmidt, who vanished a month before she left for college. Now it’s been twelve years. Facing her own skeletons, Emily must race to uncover clues that will lead her to Sarah and give the family the justice they need. Free on Kindle.... Read more

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Discovery Of Death & Darkness

Wynn Kelly

Welcome to the infamous Terrowin Hotela place of discovery and danger, where shadows conceal secrets and hidden rooms are found to hold mystery and maybe even a dead body. Jamie Sharpe, the hotels latest owner-embarks on a thrilling treasure hunt through undiscovered passageways and a labyrinth of secrets, lies and danger to protect her legacy. ... Read more

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Melt Zone

Simon Rosser

Rapid Antarctica Ice Melt… A Chase Across Europe… A Decades-Old Nazi Mystery… A mysterious structure is found buried beneath the Antarctic ice. Undiscovered for decades…It should have remained that way. In 1938, the German New Swabia Expedition left Hamburg for Antarctica aboard the Catapult ship, MS Schwabenland. The secret expedition arrived at the Princess Martha ... Read more

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Promise of Protection: A Domestic Thriller: Unraveling the Secrets of a Father’s Legacy

Diane Dresback

Promise of Protection, a gripping thriller that will keep you guessing until the very end. As Joe unravels the secrets of his father’s legacy, readers are drawn into a world where nothing is as it seems. Diane M. Dresback masterfully navigates the twists and turns of a tale filled with betrayal, redemption, and the enduring ... Read more

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Free: Spouse Trap

Cynthia Hamilton

Madeline Ridley’s perfect world collapses in a swirl of blackmail, sabotage and deceit after she awakens in a hotel room alone, unclothed, with a splitting headache and no idea how she got there. A sheaf of lurid photos received by her husband the next day puts Madeline on the defensive. When she unwittingly stumbles onto ... Read more

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The Precipice: An Espionage Geopolitical Thriller

Cole Wellstone

A pulse-pounding international spy-techno thriller, The Precipice weaves a tale of cyber mystery, high-stakes action, and a love worth killing for. In December 2021, as the world teeters on The Precipice of the darkest time in Europe since World War II, Miha Reznykan international entrepreneur, a gnarly hacker, and a covert intelligence contractoris thrust into ... Read more

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Free: Snapped

C. M. Sutter

Fresh out of training and ready to dig in, fledgling FBI agent Jade Monroe is tasked to join the hunt for the single-minded murderer whos been terrorizing Houston, Texas. But when the investigation brings her face-to-face with the killer, Jade drops off the radar and must rely on her wits if she ever hopes to ... Read more

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Five Years in Yemen: A Titus Ray Thriller

Luana Ehrlich

A CIA contractor goes missing in Iraq. Five years later, he turns up in Yemen. Now, it’s up to Titus to find out if he’s a traitor or a patriot. After Titus accepts an assignment to bring rogue CIA contractor Jacob Levin back to the States, he learns the operation has been put on hold ... Read more

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Last Prepper Standing

Colton Lively

In the face of global chaos, the power of a close family unit and a self-sufficient homestead becomes their greatest weapon. $0.99 on Kindle.... Read more

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Free: An Evie Parker Mystery

Sonia Parin

Lighthearted cozy mysteries set in 1920s England. The American born Evie Parker, Countess of Woodridge, forms an unlikely alliance with Tom Winchester, a self-made man posing as her chauffeur, to unravel an attempt on a peer’s life. This paves the way for further mysteries to solve with the added assistance of the lady detective, Lotte ... Read more

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Black Bird: A Nik Byron Investigation

Mark Pawlosky

Mark Pawloskys clever plotting and affection for the craft of journalism and its rituals barrel through every page. Nik Byron and his creator are first-rate storytellers. Joe Drape, New York Times bestselling author of The Saint Makers, American Pharoah, and Our Boys $0.99 on Kindle.... Read more

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Levon Cade: Volumes 1-6 (A Vigilante Justice Collection)

Chuck Dixon

FROM BEST-SELLING AUTHOR CHUCK DIXON COMES LEVON CADEA CANT-PUT-IT-DOWN VIGILANTE JUSTICE SERIES. Levon Cade left his profession behind to work construction. He just wants to live an anonymous life and be a good dad to his daughter. But when a local girl vanishes, hes asked to return to the skills that made him a mythic ... Read more

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Free: Breakthrough

Michael Grumley

Deep in the Caribbean Sea, a nuclear submarine is forced to suddenly abort its mission under mysterious circumstances. Strange facts begin to emerge that lead naval investigator, John Clay, to a small group of marine biologists who are quietly on the verge of making history. With the help of a powerful computer system, Alison Shaw ... Read more

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Cowboys and Chaos: Magical Mystery Book Club #3

Elizabeth Pantley

This is no ordinary book club! When the group chooses a book, they are whisked away from reality to find themselves immersed in the story. The characters, the setting, and the murder all come to life. In order to exit the book, they’ll need to solve the mystery and reach The End. This time, the ... Read more

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Free: Sweet Realms of Deception

Pamela Ackerson

Thrust into the shadowy world of a mafia family, her story is a dance on the razor’s edge, where trust is a luxury and every move could be her last. Grab your copy today. Free on Kindle.... Read more

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Red Mist

Simon Rosser

The new cold war is heating up London lawyer, Jack West has a great job, is married with a beautiful daughter; but his personal life isn’t great, and it’s about to get a whole lot worse Mysterious Encounter… When Jack meets a beautiful and seductive stranger, Amber, in his local bar over lunch he resists ... Read more

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