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!

Rogue Elements

Dan Alatorre

Nobody seemed to know her… …but her fighting skills were clear. Who was Jaden Trinn? Hank has one mission: stop the international organ harvesting ring – but he’s not 100 percent healthy. Something isn’t quite right, and he doesn’t know what’s going on. Then he got the news. More people had been murdered. $0.99 on ... Read more

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Killer Reputation (Adina Donati, Accidental Sleuth Book 3)

Cassidy Salem

Adina can’t resist snooping when someone she knows turns up dead. Again. When a colleague at a prestigious think tank meets a violent death, Adina’s not convinced any of the obvious suspects disliked him enough to want him dead. Can the young research assistant, her quirky neighbor, and a lovable rescue pup help the police ... Read more

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Prestige, Privilege & Murder

Christa Nardi

When her estranged husband is murdered, Stacie Maroni Noth is quickly identified as the main suspect by police and her prominent in-laws. In her quest to prove her innocence, Stacie discovers she’s not the only one with a motive for murder. What lurks behind the facade of the idyllic life of the rich and privileged? ... Read more

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36 Hours

B.J. Woster

Christian Price is a scientist who suffered a tragedy unsolved by local police. In an effort to right that which he perceives is wrong, he begins to execute experiments in different cities to test the response times of law enforcement agencies. Detective Hardwick is a thirty-year veteran of the Atlanta Police Department. He and his ... Read more

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Free: PULSE: Thirteen Action-Packed Medical Thrillers

Judith Lucci

It’s a race against death… …and every second counts. In the world of medical thrillers, this collection of authors is unsurpassed. Thirteen medical thrillers—written by Wall Street Journal, USA Today and Amazon bestsellers—fill your Kindle with high-stakes adventures. Murderers, parental impostors, serial-killers, and natural disasters, among other villains, make these stories come alive. The clock ... Read more

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A Dear Abby Cozy Mystery Collection (Books 1 – 3) End of the Lane, Be Still My Heart and The Last Ride

Sonia Parin

Small-town cozy mysteries filled with humor, fun and the quirkiest characters around: In the idyllic town of Eden, newspaper reporter Abby must uncover who poisoned her boss, find a murderer at the annual picnic fundraiser, and stop a killer before they check more names off their list…$0.99 on Kindle.... Read more

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The Hunters Series: Volumes 1-5

Glenn Trust

The Bestselling Hunters Series, Books 1-5 Includes Eyes of the Predator, Sanctioned Murder, Black Water Murder, Blood Reckoning, and Redemption. Each bestselling novel takes the reader on a suspenseful thrill ride into the world of crime and conspiracy and into the lives of those tasked to bring justice to the victims—The Hunters. George Mackey, Sharon ... Read more

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Free: Uncommon Enemies Boxed Set

Fiona Quinn

Ready for Four International Romantic Suspense Action Adventures from USA TODAY BESTSELLING AUTHOR Fiona Quinn? Fill your kindle with four high stakes adventures, each with a romantic twist! WASP Zoe knows the secrets, now they’re coming for her. Relic Digging For The Truth Can Be Deadly Deadlock He’ll Risk It All To Keep Her Safe ... Read more

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Blind Search

Paula Munier

Former Army MP Mercy Carr and her retired bomb-sniffing dog Elvis are back in this sequel to the page-turning, critically acclaimed A Borrowing of Bones. It’s October, hunting season in the Green Mountains and the Vermont wilderness has never been more beautiful or more dangerous. Especially for ten-year-old Henry, who’s lost in the woods. Again. ... Read more

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Free: Lily

Carolina Mac

The greatest threat to your survival is your husband. If you don’t want to be his next victim, what do you do? Follow Portia Anne as she takes steps to protect herself and change her life. The answers are in the book. Free on Kindle.... Read more

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Dogs and More Dogs, Another Murder

Christa Nardi

Sheridan Hendley’s volunteer position at Pets and Paws takes a new turn when more than twenty malnourished dogs are found at a rundown house on the outskirts of town. When the body of an elderly woman is found amidst mountains of clutter in the house, a search of the property leads to startling revelations. And ... Read more

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Little Lovely Things

Maureen Joyce Connolly

Prepare to be riveted. It’s 1993, the first Saturday in September—impossibly hot. While driving her two girls to daycare, Claire is overcome by a sudden allergic reaction. Pulling over to safety, she passes out cold. When she wakes, her daughters are gone. LITTLE LOVELY THINGS is a haunting and prismatic exploration of how tragedy can ... Read more

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BLIND FURY (Lucille Pfiffer Cozy Mystery)

They say that blood is thicker than water. That may be true for Lucille Pfiffer who never saw it coming in a million years – the blow of having someone near and dear to her suddenly disappear without a trace. Despite every effort by the Chadsworth Police to locate her missing loved one, they are ... Read more

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Burying the Lede

Joseph LeValley

A horrific double murder in small-town Iowa leads to the arrest and trial of the young man who owned the murder weapon. Tony Harrington, a reporter for the local daily paper, doesn’t believe the man is guilty. His search for the truth sparks a chain of events with tragic consequences. Undaunted, Tony pushes on, risking ... Read more

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Free: All The Good Girls

Willow Rose

Detective Harry Hunter of Miami PD’s homicide squad throws himself into a case no one asked him to solve. Four teenagers from one of Miami’s affluent neighborhoods are murdered on a boat. Another is found in a dumpster. All five of them go to the same school and are on a list of witnesses to ... Read more

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The Incredible Key West-Caribbean Race

Michael Reisig

Kansas stamps and Will Bell are back in another absolutely roaring adventure. After a night of Key West carousing, the boys find themselves entangled in a contest of sorts – a race, or perhaps more correctly, a series of challenges that carry them across the Caribbean and into Central and South America. (We’re talking about ... Read more

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Free: Killen

P.H. Figur

Killen was a small community in North Georgia with a small wooden sign on the outskirts of town: “Welcome to Killen…a little piece of Heaven.” Those words rang true for most of Killen’s first 200 years. But there was one exception. It was the time that Killen lived up to its name and a little ... Read more

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Free: Pretty Killer

Johnny Truant

When a mysterious dinner invitation reunites twelve people whose lives separated more than a decade before, poisonous secrets turn an elegant meal into a quest for revenge. Each guest is guilty of something, but which one deserves to die? An intelligent thriller filled with taut dialogue and deep intrigue, Pretty Killer is Agatha Christie reimagined ... Read more

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Idol Worship

Rhonnie Fordham

In this dark thriller, a desperate news team interviews a still at-large serial killer. What can go wrong? $0.99 on Kindle.... Read more

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A Single Light

Tosca Lee

Six months after vanishing into an underground silo with sixty others to escape a pandemic, Wynter and Chase emerge to find the area abandoned. The award-winning, breakneck sequel to The Line Between by New York Times bestselling author Tosca Lee. “A terrifying, edge of your seat, heart-palpitating tale.” –Top Shelf Magazine $1.99 on Kindle.... Read more

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Free: The Junkyard Dog

Robert Campbell

EDGAR Award Winner – Chicago is Jimmy Flannery’s kind of town, everything that happens there is his business. Including murder. After the killer targets his lady love, he becomes a junkyard dog on the trail of the crooked politics combining passion with revenge, a very deadly combination. Free on Kindle.... Read more

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Free: The History Teacher

Susan Bacon

In this award-winning political thriller set in 1978, a Columbia University professor is drawn into an intrigue that harks back to the beginnings of the Cold War—and forced to confront the truth about her family and history as we know it. “RIVETING” — Midwest Book Review. Free on Kindle... Read more

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Love,Schemes & Murder Scenes

Darius Ollie

Love is to be showed not told. However, what do you do in a world where love does not exist? Doeboy has to figure this out and much more after serving 3 years in prison. While back on the streets curb serving, his buddy tells him of a business plan to turn his trap money ... Read more

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An Audience of Corpses

John Maygrove

Apprentice PI Jack Hornby had only just buried his mentor, but his day’s about to get a whole lot worse. When a simple case of suspected infidelity winds up with a dead body in a gruesomely orchestrated scene, Jack must battle the police, a remorseless killer and his own self-doubt in a desperate attempt to ... Read more

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Notorious Minds (Crime/Thriller Boxset)

Karen Randau

Delve into these dark and twisted tales by twenty USA Today and International Bestselling Authors. No matter what kind of crime story typically catches your imagination, there’s sure to be something for everyone. Definitely a must for fans of Patterson, Lee, and Grisham. It includes the book Mystery Bones Murders by best-selling author Karen Randau. ... Read more

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The Nemesis Factor

Iñaki Martin Velasco

In the Greek island of Naxos, a former Serbian army officer is found dead with clear signs of torture. Next to the corpse is a flower, a Narcissus. Denis Martel, an aging Interpol French inspector is, reluctantly, assigned to the case. Thousands of miles away, Adrian Seaten a billionaire and arrogant executive is driving back ... Read more

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The Girl And The Deadly End

A.J. Rivers

Small towns have secrets. The dark mysteries of Emma’s life are ready to be told. It has been more than a year since Emma Griffin stumbled upon a clue behind the dangerous secrets of her past. Now, she has the answers at her fingertips. The only question is will she survive long enough to find ... Read more

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Red, White, and Boo

Kacey Gene

The lovable Jennifer Hunter — a down-to-earth second grade teacher and amateur sleuth — is ready for summer break, but when a message from her estranged father arrives, she falls into a whirlwind mystery in New Orleans, LA. As she unravels the mystery of General R.P. Regaurde’s death, she also solves the mystery of her ... Read more

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The Background Extra

David Campbell

Sam Page was a promising young executive at a Silicon Valley start-up that was going places. After being fired days before his options vested and exiled from the area, Sam has spent the last 15 years planning his redemption. Now he’s back to confront those old friends that betrayed him. Sam’s going to get what’s ... Read more

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The Gryphon Down

C.G. Loggie

The Gryphon Down is the third in the Gryphon series and picks up immediately at the end of the second book, The Gryphon Home. Griff, the reclusive, blind, retired soldier, struggles to deal with his newly discovered life-changing revelation. His Extra Sensory abilities didn’t pick up that he had been betrayed by an old friend ... Read more

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Jeff Trask Crime Drama Series (Books 1 – 3)

Marc Rainer

Federal prosecutor Jeff Trask and a team of FBI agents and local police officers tackle three international criminal organizations threatening the nation’s capital city: A Jamaican drug-trafficking cabal led by a psychopathic serial killer; The ruthless MS-13 street gang, known for murder, rape, and a total lack of mercy to its own members and recruits; ... Read more

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Torched: Summer of ’64

Jo Edd Morris

Sam Ransom’s decision to join two friends’ efforts to rebuild a black church torched by nightriders sets all three on a collision course with the Klan and two grisly murders. The story is about interracial friendship and romance, the ultimate sacrifice, atonement and redemption. $0.99 on Kindle.... Read more

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Free: The Obsidian Chamber

Christopher Cartwright

While Sam Reilly is on a mission to locate the long-lost shipwreck of legendary explorer Ernest Shackleton, a strange code begins to circulate on the internet. It purports to have the answers to some of the world’s most complex engineering and algorithmic problems. The US government’s brightest minds are racing to be the first to ... Read more

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A Divided Mind

M Billiter

Sometimes that little voice in your head isn’t always yours. What if the only friend you have isn’t real? When the voices in his head begin to make sense, high school senior Branson Kovac turns to the one friend he’s still got… only to discover he’s not really there. $0.99 on Kindle.... Read more

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Secrets and Lies

P.H. Turner

Shot to death in his home, Morgan Tutwiler leaves behind a multimillion-dollar business and a daughter who hasn’t spoken to him in years. And she isn’t alone in wanting him dead. Plenty of people wanted the most hated man in Denver dead in P. H. Turner’s latest novel in the Claire Callahan series. Claire finds ... Read more

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Free: A Man’s Partner

Walter Marks

East Hampton Detective Jericho investigates the purported death of his former NYPD partner. This takes Jericho back to NYC, where he faces a cover-up and conspiracies involving drugs, violence, and murder. As Sam Spade says in “The Maltese Falcon” — “When a man’s partner is killed, he’s supposed to do something about it.” Free on ... Read more

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Free: Delusion Proof

Judith Lucci

When your father’s a terrorist… …life is precarious. The stakes are high… When he wants to kill you and those your love, Living becomes fragile and uncertain… Ramstein Air Force Base is a dangerous place Enemies watch her day and night… But she doesn’t know them… Sheep in wolves clothing cloud her life Things are ... Read more

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Free: Missions

Marc McGuire

An explosion in the heart of Paris launches a French-American investigation that propels Doyle O’Gara, a computer scientist at a technology supplier to the CIA, from the periphery of the war on terrorism into its moral nerve center and toward a disastrous miscalculation that transforms his life. Free on Kindle.... Read more

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Free: The Frontenac Sisters (Supernatural Sleuths & Monster Hunters)

S.H. Livernois

Dangerous monsters and impossible crimes. It’s nothing two bad ass sisters can’t handle. For mystery lovers who don’t mind a bit of horror mixed in with their whodunits. Do not read just before bed, and make sure to keep all the lights on. Think Agatha Christie meets Stephen King. Free to $0.99 on Kindle. Learn ... Read more

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Notorious Minds Box Set

Carlyle Labuschagne

What does it take to commit the perfect crime? Delve into these dark and twisted tales by twenty USA Today and International Bestselling Authors. No matter what kind of crime story typically catches your imagination, there’s sure to be something for everyone. Conspiracies, political plots, and yes, even murder, are just a few of the ... Read more

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