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!

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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Free: The Dawn Of Grace

Randy Mixter

The Dawn Of Grace is a Christmas novel that concerns a couple who take in a stranger and soon after experience a heart warming Christmas miracle. Free on Kindle.... Read more

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In The Name Of

Ben Dunn

Fast-paced Crime-Thriller set in the London Underworld. A man named Raucous kills to protect those he loves as Charlotte seeks murderous revenge on those who destroyed her life. $2.99 on Kindle.... Read more

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Holidays with Dray

Sheila Murdock

Everyone looks forward to the holidays with Dray and Eve and the entire Royce family. But this holiday season will be like no other in a way that no one ever imagined, and these mysterious, nefarious things start as the holiday season begins and will end with a holiday that will go down as the ... Read more

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Free: Where Fools Dare to Tread: A Monk Buttman Mystery

David William Pearce

It’s easy to be a nobody when you’ve got nothing to lose, but with his life on the line, can Monk be a somebody people will remember? A dead man’s money is just waiting to be had. A band of fools and a nobody named Monk Buttman unwittingly find themselves caught in a web of ... Read more

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Free: The Edge of Winter

C.E. Nelson

A Frozen Lake…Cold-Blooded Murder. When a powerful man is found murdered in his fish house, no one seems to care, including his daughter. No one except Minnesota Bureau of Criminal Apprehension agent Danny Carlisle. As she investigates, Danny finds the list of suspects is long, and the killing is far from over. Free on Kindle.... Read more

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Free: The Broken Kingdom Book 1: The Scorching Desert

Brysen Taylor

A group of Exiles enact war against their government to save their fellow Citizens from horrible experimentation. Free on Kindle.... Read more

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Free: Who Shall Live

Carolyn Geduld

Four-year-old Eva is abducted by her grandmother from a Jewish Community in Indiana and raised in the forest. As an adult, she becomes “First Woman,” leader of the Woodland Cooperative, a haven for those escaping the pandemic—including the handsome schemer, Larry. Free on Kindle.... Read more

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Free: Blood in the Bayou

C.M. Sutter

On her first assignment since her promotion to SSA status in the Serial Crimes Unit of the FBI, Jade Monroe and her new partner, Lorenzo DeLeon, are tasked to southern Louisiana, where disturbing discoveries have been made. Human bones have been found in numerous sites deep in bayou country, and the locals aren’t too excited ... Read more

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Half-told Truths

Amy O Lewis

Read book 2 in the Colorado Skies series before book 3 publishes on Dec 6! $0.99 on Kindle.... Read more

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Killer in the Photo

Annette Mark

Defying a direct order, undercover British NCA agent Kate St George, tracks down her best friend’s killer, only to uncover a sinister terror plot with far-reaching consequences for Britain and Thailand. With time running out, Kate devises a clever but risky plan to neutralize the killer. She puts her body on the line but discovers ... Read more

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Husband for Rent

Kristina Gallo

Viktorija is working in an office sponsored by Government and helps migrants with asylum applications. Her ex-husband Boris tries to maintain their connection after the divorce, and she wishes to be rid of him. While on her lunch break, Viktorija meets Jamal, a waiter who is a migrant from Algeria, and befriends him. Jamal lives ... Read more

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Free: A Face in the Night

Ray Kessler

In his remarkable debut novel, Ray Kessler takes the reader on a roller coaster ride through recent German history. He masterfully moves between past and present timelines, weaving fictitious events with historical facts. Kessler creates a tale of mystery, intrigue, and suspense with a possible paranormal twist. Set in Berlin in 2000 and during the ... Read more

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Shifting and Shenanigans: Magical Mystery Book Club Book 1

Elizabeth Pantley

Paige and her joyful Aunt Glo have learned that the home they inherited comes with a magical library. They put together a book club group of loveable kooks to explore the magic. They’ve recovered from their first book journey, and they all agree on their next book which takes place on a cruise ship bound ... Read more

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The Sign of Death

Callie Hutton

USA Today bestselling author Callie Hutton returns with her second Victorian Book Club mystery, in which Lady Amy and Lord William sleuth the death of a teetotaler who took a fatal dunk in the drink. $2.99 on Kindle.... Read more

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Firefall

JD Lasica

What happens when a teen hacker uncovers a conspiracy that reaches the highest levels of the White House? Covert ops specialist Kaden Baker and 16-year-old Scorpion take on powerful forces who will stop at nothing to prevent them from revealing the truth. Will they be in time to stop a doomsday weapon before it’s unleashed ... Read more

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Murder in the Atchafalaya

Jim Riley

Author Riley does a first-rate job of steeping the reader in the milieu of South Louisiana and Cajun mores. From murders at mudbug fests to menacing mosquito swarms to monumentally malevolent snake pits, he puts the heat and humidity on every page. He’s also adept at weaving a spider-webbed plot that is both intricate and ... Read more

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Free: The Lamb

J.E. Clarkson

When city detective Kate Monroe endures a bitter break up, her only option is to relocate back up north to the town of her birth, Barnsworth. She soon finds that her detecting skills are in demand, as a mysterious serial killer stalks Barnsworth’s streets seemingly picking victims at random. Who is this faceless killer and ... Read more

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Free: Miss. A and Johnny’s European Escapade LONDON: Femme Fatale Rescue Diaries

Silver Vixen

Femme Fatale is admired and despised simultaneously, and so are average middle-class dads. Finally, Johnny had peace and stability in his life; wife, kids, and even God on his side. However, when his charitable work fell into the hands of criminals, it all devolved. He was a wanted man, his family disgraced and nothing up ... Read more

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The Practical Navigator

Chris Crowley

From the decks of the world’s finest yachts to the beds and boardrooms of some of the most powerful people in America to an electrifying courtroom trial in a dying coastal town, The Practical Navigator steers a course through its own labyrinth . . . a whirlpool of obsessive sexuality, murder, and despair. $7.99 on ... Read more

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Free: Rose Hill Mystery Series Three-Book Collection: Books 1-3

Pamela Grandstaff

Rose Hill has one traffic light, one patrol car, and one cold-blooded killer. When rich and rotten Theo Eldridge is murdered, Police Chief Scott Gordon has a town full of suspects and the unrequited love of his life, Maggie Fitzpatrick, meddling in the investigation. If you like cozy mysteries with romance and humor, you will ... Read more

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Evil Follows

Lynn Stout

It should have perished in the fire. Instead, she’s being stalked by evil. Anna still suffers from the traumas of her childhood. So she takes solace from fond memories of an imaginary friend who helped guard her mind from the horrors. But when a worried voice whispers increasingly persistent warnings in her head, she fears ... Read more

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Free: Hill of Secrets

Michal Hartstein

Dark secrets are revealed in a quiet Israeli suburb after the bodies of one family are found. Free on Kindle.... Read more

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