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!

Shattered

M.A. Green

When a mouthy consultant meets a gruff FBI agent, they team up to solve the worst serial murders in decades – but even with all their talents combined they seem outmatched. Dr. Percy Shatter is the best forensic, behavioral, and clinical psychologist, which probably says more about her than she ever could. She’s afraid of ... Read more

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Club Undercover

Patricia Rosemoor

  No cover charged… no ID required… safety guaranteed… Club Undercover helps those in trouble when they have nowhere else to turn. From $0.99 to $2.99 on Kindle. Learn More... Read more

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Free: Inspector Mage: The Hanging Priest

Aleese Hughes

Even with all the excitement Julie experiences while chasing criminals alongside Russell, fear and danger lurk in every corner. Julie lived her entire life thinking she was the only Oseran with no Mage Gift. But after finally discovering she did have one, Julie and Russell use her ability to aid in solving crimes as independent ... Read more

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Stealing Scrooge

K.R. Eckert

Quincy Adams Caine is many things. Bookseller. Antiquarian. Reformed con artist. Well…mostly reformed. Once upon a time he was the world’s foremost trafficker in forged and stolen books and manuscripts. Then, in the middle of his criminal masterpiece, one of his partners made off with tens of thousands of dollars in first editions, and left ... Read more

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Free: Sniper’s Nest

C. M. Sutter

The ambush is in place, he takes aim, and shots ring out. Chicago is officially on notice, and a siege is underway on the city’s men and women in blue. Assigned to the task force investigating the shootings, Jesse McCord and twenty of Chicago’s top-notch detectives work day and night to track down the sniper ... Read more

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Defensible Murder, No. 5 in the Mavis Davis Mystery Series

Susan P. Baker

No. 5 in the Mavis Davis Mystery Series HOUSTON – The parents of kidnapped twin babies hire P.I. Mavis Davis to find their children held captive in this city notorious for human trafficking. When police discover the twins’ father standing over the dead body of the primary suspect, the situation becomes even more dire. Can ... Read more

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Free: The Brotherhood

J.E. Clarkson

With D.I. Halifax on sick leave, Kate Monroe finds herself sharing leadership of the Barnsworth murder squad with Jonesy . Their latest case involves investigating a mysterious organisation with links to Barnchem. The more they discover, the more they realise how entangled the lives of The Brotherhood members are with not only Barnchem but also ... Read more

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Find Her

Sarah Denzil

It’s Christmas Day at Wilder House, and three magical winter weddings are set to begin. But as the tables are arranged and the food is prepared, a perfect storm hits, cutting every guest from the rest of the world. One bride stumbles alone into the snow, her hands bloody from the murder she just committed… ... Read more

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Free: Forty Days at Kamas

Preston Fleming

Inspired by Aleksandr Solzhenitsyn’s account of a Soviet labor camp revolt in Gulag Archipelago, FORTY DAYS AT KAMAS portrays political prisoners and security officials at a corrective labor camp in Kamas, Utah, where inmates seize control in 2024. FORTY DAYS AT KAMAS offers a stirring portrait of a man determined to survive under the bleakest ... Read more

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Free: Joey Mancuso Mysteries Vols. 6-10

Owen Parr

5 Detective Crime Mystery Novels in 1 Boxset! JUST RELEASED. Former NYPD Detective Joey Mancuso and his half-brother, Father Dominic O’Brian, are means to an end investigators. Unencumbered by the bureaucracy, they are relentless in the pursuit of the perpetrators. This Boxset includes the latest 5 unique books with over 1500 pages of riveting crime ... Read more

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The Brother’s Curse Saga

Christine M. Germain

The Brother’s Curse Saga centers around Supernatural Mystical creatures. It has world-building narratives and a disturbing tale about French Wiccans who sacrifice themselves to rid demons with a unique stone. Everything falls apart when the last girl from their generation pays the ultimate price when met with a diabolical ancient amethyst amulet and two 18th ... Read more

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Celtic Power: a novel (The Celtic Force Series Book 2)

Tony Kennedy

Guerrilla warfare with British forces is well underway. Their political party are busy manipulating politicians in Ireland, the United States, and Australia into supporting their cause. It’s now proven that nothing is off-limits. The tentacles of the Irish involvement is now spreading its manipulative claws through time to Northern Ireland, England, the United States, and ... Read more

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The Calla Lily Mysteries: Books 1-3 (The Calla Lily Mystery Series)

Anna Celeste Burke

Life in small-town California wine country is a tangled vine of mystery, suspense, and intrigue. In California’s wine country someone wants Lily dead! When Lily Callahan returns home to California’s wine country, sparks fly amid a hail of bullets as she and Deputy U.S. Marshall Austin Jennings take cover. Money, fame, and love all come ... Read more

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Ashes in Venice

Gojan Nikolich

A heartless psychopath with size 16 shoes, nursing home hookers and an irreverent Las Vegas homicide detective with a gambling habit set the tone for this off-beat tale of revenge and retribution. $0.99 on Kindle.... Read more

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The Last Exit: A Jen Lu Mystery

Michael Kaufman

Perfect for fans of Ben Winters and Cory Doctorow. In this thrilling near-future novel, the secret to eternal life is closely guarded by people who will do anything to protect it–even if it means destroying everything in their path. Set in Washington D.C. in the near future, climate change has hit hard, fires are burning, ... Read more

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Free: Greed

C. M. Sutter

Washburn County Deputy Amber Monroe is following in the footsteps of her sister, Jade. She devours everything she can during her detective training in hopes of being promoted soon. Living in small-town USA has its advantages, like a sense of security, and disadvantages, like being close to Milwaukee and its crime. Washburn County has become ... Read more

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The Lawyer: Books 1-3

John Ellsworth

? Now get the first THREE legal thrillers in the million-selling courtroom drama series: THE LAWYER, THE DEFENDANT’S FATHER, and THE LAW PARTNERS. Tough, no-nonsense, and smart as a whip, Michael Gresham doesn’t lose. Ever. He’s made a career out of taking only the most difficult court cases, and he’s determined to win each of ... Read more

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Gringo Gulch

Alan Petersen

A local cop and FBI profiler hunt for a serial killer targeting American tourists in Costa Rica. $0.99 on Kindle.... Read more

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Conviction

Michael Cordell

THE LONG-AWAITED SEQUEL TO THE AMAZON BESTSELLER, CONTEMPT He orchestrated a murder. Now he must defend the man charged with the crime. $0.99 on Kindle.... Read more

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Summoner of Sleep

A.I. Winters

A dark family secret—A town that doesn’t exist on any map—and a drug that will unleash an apocalyptic, transformational horror on the world. Ryder Ashling’s world is turning upside down. He’s lost his job, wife, home, and now he’s doubting his sanity. Behind his descent are horrific nightmares so vivid that they follow him into ... Read more

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Free: Mystery Along the Danube

A. Nation

Who would have thought Rosetta’s exotic trip to Europe would involve thieves and kidnapping? (Book 1 of 3). She gets a chance to travel to Europe with her daughter and has to save her daughter from ruthless thugs. Free on Kindle.... Read more

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Blood Bound

Jason Morgan

The story follows Ray, an FBI agent, and Julia, a cop from the Manhattan police department, who are drawn into a dark and dangerous world when they partner up to track down a serial killer. They quickly realize that they are in over their heads, but Ray and Julia figure out that they both have ... Read more

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Free: Magnus Maximus 1

Brent Reilly

In 367 AD, an actual evil genius gets 5 foreign armies to invade Britain in what historians call The Great Conspiracy. Meet the real-life hero sent to stop them. Magnus Maximus means Maximum Great – that’s his name and he’ll become a Roman emperor in 383. Free on Kindle.... Read more

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Free: Jabberwock

Ninie Hammon

A storm blows through the Appalachian Mountains and wipes Nowhere County off the map. The world forgets it existed and no one can leave. Anyone who tries wakes up in the Dollar General Store parking lot, bloody and hurting. Locals name the shimmering mirage that imprisons them the Jabberwock. Free on Kindle.... Read more

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A Touch of Deceit

Gary Ponzo

FBI agent Nick Bracco can’t stop a Kurdish terrorist from firing missiles at random homes across the country. Bracco recruits his Mafia-connected cousin Tommy to help track down this terrorist. Yeah, it’s as fascinating as it sounds. $0.99 on Kindle.... Read more

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Christmas and Criminals (A Miss Fortune World Story)

Riley Blake

This Christmas Eve, Gertie, Ida Belle, and Fortune face one surprise after the next. After a day of close calls, friends and foes celebrate an unforgettable Louisiana Christmas, one that will be cherished for many years to come. $1.99 on Kindle.... Read more

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Everything that Lives and Moves

Howard Siegel

Two million years BCE: A plant-eating hominid in the African Rift Valley discovers that taking life from the things that live and move can provide a new way to survive. December 1945: A black goat wanders into a cave in upper Egypt and its owner finds a partially buried eighteen-hundred-year-old gospel said to be authored ... Read more

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The History Hunters: Four Complete Novels

K.R. Eckert

Paul Davenport and Sara Walsh are historians. Paul Davenport and Sara Walsh are adventurers. Paul Davenport and Sara Walsh are The History Hunters. Here, for the first time, The Templar Succession, The Gettysburg Cypher, The Templar Fire, and The Masonic Manuscript, their most daring and exotic adventures are collected here, in one volume. $0.99 on ... Read more

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Free: Escape to Osprey Cove

Luisa Marietta Gold

The mystery begins with an unusual find in the secret compartment of Doug’s new Corvette, changing his and Catherine’s life forever. Doug’s mysterious behavior afterward forces Catherine to escape to The Osprey Cove Lodge, where she finds something even more valuable. The series spans seven geographic locations, from the scenic Canadian region of the Rideau ... Read more

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Free: Maniacal

C. M. Sutter

Sleepy little North Bend just woke up. The newly promoted Sergeant Jade Monroe, and her partner, Detective Jack Steele, have just been informed of an unidentified male body found at a local lake. The town is in an uproar. The victim was nearly decapitated, and murder simply doesn’t happen in North Bend. As more bodies ... Read more

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Free: Killing Rebecca

K. J. North

Marni Rome lives a happy life with her husband and two beautiful children. Her heart is filled with love for them. She feels lucky to be living in a beautiful home overlooking the Pacific Ocean, and she loves her career as a writer of crime fiction. Until Her Life is Shattered… A late-night knock at ... Read more

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Silent Night Dynamite

Sheri Richey

Mayor Bingham has a new friend that has come to town to straighten up the coal mine’s failed finances & keep the pay checks flowing faithfully through the holiday, but his financial fixes may cause some unanticipated fallout. $0.99 on Kindle.... Read more

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The Broken Doll

Paris Hansen

In a gripping new crime thriller series, a former FBI agent is forced to face her past and the killer that got away. “He’s Back.” Two words Sloane Matthews never thought she’d hear, especially not from her ex-husband’s mouth. Failing to catch The Mommy Murderer five years ago was the beginning of the end of ... Read more

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Sweet Murder

Madison Kent

In Madeline’s hometown of Chicago in June 1891, life is brimming with new industry. The amateur sleuth has recently arrived home from a trip abroad and brought with her two favorite friends. They plan to enjoy a summer of doing nothing but taking in the sights of the city until the ladies volunteer for a ... Read more

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Free: The Cure

KJ Kalis

An IED attack in Afghanistan has left journalist Kat Beckman with debilitating PTSD. The secrets from her time overseas have stayed there. It’s better that way… or at least she thinks so. But Kat is dragged into a maze of blackmail, murder and treason after a man she doesn’t know offers her the cure for ... Read more

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Shadow Valley

Nik Xandir Wolf

From Pushcart-nominated author, Nik Xandir Wolf, comes a #1 best-selling debut suspense thriller. When Heath’s beloved foster mom, Linda, is brutally murdered by Burke, a crooked, small-town police chief, Heath reacts quickly, leaving a bad cop dead and going on the run. With Rori, the chief’s daughter under his protection, Heath must figure out how ... Read more

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Rock My Soul: Rising Wind Series (Book 5)

Diane Olsen

Book Five of the Rising Wind this exciting series follows the adventures of Secora James, a paleontology professor as she digs into risky mysteries around the world regarding ancient religions, myths, legends, and even wildlife that are thought to be extinct. Or are they? Secora is joined by her husband, Gideon Yellow Thunder, in their ... Read more

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The ALPHA Trial

Lian Skaf

Andy Hartley has the chance to litigate the fallout of the controversial “Unlock” procedure with the highest stakes imaginable: his client’s life. The trial of Jordan Semanter takes society back to a time it was happy to forget – when Unlocks were legal and “moles” were among us. It’s Andy’s job to make the world ... Read more

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Free: Conflict of Intrigues: The Marylebone Intersection

M.L. Yost

“The microchip is back in play.”Six words. Meaningless to anyone else. To Dr. Jon Markston, however, those words—uttered by the hushed voice on the other end of an unfamiliar number—are fraught with disturbing insinuations. For the former British Army Captain, now Royal Military Academy Sandhurst professor, hearing an unknown caller resurrect a ten-year-old operation, with ... Read more

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Into the Suffering City

Bill LeFurgy

Baltimore, 1909. Dr. Sarah Kennecott is brilliant and on the autism spectrum. After getting fired for looking too closely into a showgirl’s killing, she refuses to quit the investigation. She partners with Jack Harden, a hard-boiled PI with issues of his own. If you love twisty historical mysteries, don’t miss this gripping read with over ... Read more

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