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!

You Are Invited

Sarah A. Denzil

Five influencers head to Transylvania and live-stream their stay in a haunted monastery. Irene, the model; Nathan, the gamer; Jules, the blogger; Daniel, the fitness guru; and Cath, the writer. They are alone, with nothing but the internet to connect them to the world. That is until viewers notice a dark figure lurking in the ... Read more


Free: The Friday Cage

Andrew Diamond

Stalked by enemies she doesn’t know for reasons she doesn’t understand, a woman finds herself caught up in a dark criminal conspiracy. Free on Kindle.... Read more


Free: 3:00 a.m.

Nick Pirog

* JUST OPTIONED BY SONY PICTURES FOR TV DEVELOPMENT * WHAT IF YOU WERE ONLY AWAKE ONE HOUR A DAY? Henry Bins has Henry Bins. A sleeping disorder, named after him. He is awake for one hour a day. He wakes up at 3:00 a.m. then falls asleep at 4:00 a.m. Life is simple. Until ... Read more


Free: The Desperation of Harry

E Ryan Janz

Shocks, secrets and humor pack this novel based on actual events, as 23-year-old, Monty Hill, leaves his Midwestern roots for 1977 Hollywood eager to become a major screenwriter. As he stumbles his way through various romantic relationships, Monty meets his endearing new neighbor, Harry, who in hopes to assist Monty financially, entangles him with an ... Read more


Free: Who She Was

Braylee Parkinson

A suburban housewife is murder in the wrong part of time. The husband, Carson Stark, has no idea why anyone would want to kill her. The police suspect infidelity, but a review of the case files and information leading up to Liza’s murder fails to produce any evidence of wrongdoing on Liza’s part. PI Sylvia ... Read more


Lou Prophet: The Complete Series (Volume 2)

Peter Brandvold

Lou Prophet’s pretty pistol-packing partner, Louisa Bonaventure has his back—and dare he say it part of his heart. Louisa’s family was slaughtered by the Three of a Kind Gang. Now, Louisa wants vengeance and bounty hunter Lou Prophet will stop at nothing to make sure she gets it. The two bounty hunters find themselves in ... Read more


Free: Uncommon Relations: Who Should be Forgiven

Rosalind Minett

Book 1 of this psychological suspense series. Terry’s a young married man secretly dreaming of a brighter life when he chances across a look-alike. His curiosity leads him into a labyrinth of hidden identities and dark secrets. The characters he meets land him in increasingly bizarre situations, and to an excruciating dilemma. Is it his ... Read more


The Eye Thief

MK Farrar

A new kind of criminal is on the loose… one who is making a game of collecting his victims’ eyes and setting them free to wander the streets blind. Then the game turns deadly. Detective Erica Swift knows the case will steal time from her family, but she has no choice. The psychopath must be ... Read more


The Naked Swim

Gregory Farrell

The murder of a young New York doctor sets off a political firestorm in the middle of a hotly contested mayoral race. “The Naked Swim” delves into the complex characters that make up New York City’s Medical, Law Enforcement and Political Establishments. Murder, medicine and witchcraft are intertwined in this tale of a New York ... Read more


Free: Greed: An Amber Monroe Crime Thriller

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


Save Him

William Hayes

Military scientist Rydel Scott is proud of the hi-tech gear he invents for battlefield heroes. When a secret mission involving one of his inventions goes horribly wrong, Rydel obsessively tries to learn what caused the system failure and accidentally reveals the ability to time travel. Overworked and massively sleep-deprived, he believes he has received a ... Read more



erica hilary

Veteran broadcaster, Erica Hilary, pens a psychological thriller about TV personality, Reilly Anderson, who is thriving professionally – but personally, she’s taken hits. And another one when charismatic Brit, Richard Lynch, slams into her in a chance fender-bender in a parking lot. Her world is upended when Rick is far from who she thinks he ... Read more



Ellie Douglas

Something sinister hides in the dark, creeping about. From the shadows, they watch you with a thousand eyes. They came out at night. You won’t see them. You won’t hear them. You won’t feel them. They’ll be on you before you know it, and they will get inside of you. There is nowhere to go. ... Read more


Key West: Two Birds One Stone

Mac Fortner

SOMETIMES YOU HAVE TO STRIKE FIRST–OR DIE. When a cruise ship, bound for Key West, is robbed of twenty-million-dollars in jewels, all fingers point at Cam Derringer. Cam faces his most difficult challenge yet–staying a free man. Events become worse when Cam becomes entangled in a web of drugs and murder. Someone wants him behind ... Read more


Murder of the Obeah Man

Judy Fishel

Jeenya Birdsong, a kind-hearted Jamaican woman, heard the owl and knew someone was dying. She’s an herbalist, healer, and spiritual advisor. People say she looks in your eyes, knows what you’re thinking and perhaps even sees into your soul. She is determined to help detectives find the killer but isn’t sure how. Her husband is ... Read more


The Injection

DL Jones

The only thing to save the, may also be what kills them. Held captive, the use of an experimental drug is the only thing giving them a fighting chance. However, there are deadly side effects. Along with enhanced abilities comes a decrease in mental stability. Will the two childhood friends maintain their sanity long enough ... Read more



Mac Fortner

It’s not a game anymore, it’s real-and deadly. Cam Derringer is Key West’s favorite PI. While working out of his element in New York City, he becomes caught up in a deadly game of kill or be killed. The assassin known only as BLOODSHOT draws aim on Cam and his closest friends. It appeared to ... Read more


Free: Ray of Darkness


Ray of Darkness is an unusual series featuring best friends Ray Watts and Bodine Hutchinson. They once played in a band together. Ray still works in the arts and Bodine is an expert computer program. One of them gets in trouble and the other does his best to rescue him. Learn More... Read more


Root and Branch

Preston Fleming

ROOT AND BRANCH is a realistic thriller set in a near-future America where an Islamist-inspired intifada triggers emergency security measures that go terribly wrong. Roger Zorn, owner of a French private security company, is delighted at having won a lucrative contract with the U.S. Department of Homeland Security (DHS) as part of the government’s new ... Read more


Free: Knee Deep

Mac Fortner

A DEADLY MISSION, A SADISTIC CRIMINAL ORGANIZATION-AN UNEXPECTED OUTCOME Since his wife disappeared, Cam’s been searching for the truth. But he may be about to uncover more than he bargained for…Free on Kindle.... Read more


Requiem for the Dead

Victor M. Alvarez

Special Agents find themselves deep in enemy territory and the target of highly trained killers, tasked to threaten or even to shoot to kill—whatever it takes to conceal sensitive information. Bringing justice and staying alive becomes job number one as the duo finds their skills, and their courage tested under fire. $0.99 on Kindle.... Read more



erica hilary

Popular lifestyle correspondent, Reilly Anderson, has taken hit after hit in her personal life and is off men entirely. Until a chance fender-bender with a charismatic Brit turns her world upside down. He’s not just anyone – he’s her newly-minted boss. But resistance is futile and soon they’re in romantic freefall. The enigmatic Rick is ... Read more


Her Infernal Name & Other Nightmares

Robert Ottone

From waking fears to heart-breaking nightmares, this collection of short fiction is a glimpse into the terrors we face every day from the mind of Robert P. Ottone. These stories were crafted in the hopes of keeping you up at night. $7.99 on Kindle.... Read more


After She Died

Riley Clarke

They say you killed your sister, but you don’t remember a thing… Kayleen was excited to spend a weekend alone with her boyfriend. She never thought it would end in murder. Minutes before taking off to the family cabin, Kayleen’s mom begs her to invite her demanding older sister, Faith, along. The same sister who ... Read more


Her Last Calls

Elle Gray

Shortly after detective Paxton takes on the case of Stella Hughes, he realizes this is no ordinary murder. It becomes clear very quickly that Stella, the girl Paxton had known, was the victim of another serial killer – a theory that’s quickly confirmed by a bright, quirky journalist named Marcy. $3.99 on Kindle.... Read more


Free: Survival Story – A Girl and Her Dog’s Tale

Marita Balto

When Emma’s family life falls apart, she decides to take her dog, Cozzie, and run away. She has everything planned out, from sneaking onto her father’s boat, to getting a place once they land. But life has a way of spiraling out of control, and a series of unfortunate events leaves Emma stranded on a ... Read more


The Code Hunters – A Nicholas Foxe Adventure

Jackson Coppley

A Tablet 10,000 Years Old May Change the World’s Future Nicholas Foxe leads an unlikely team around the world to solve the code. Powerful men stand in their way. It’s a life and death race. $4.95 on Kindle.... Read more


Redemption: Episode One: Messenger of God: Iran Attacks

Ed Benjamin

Harry goes from an ORPHANED teen to an Air Force “TOP GUN” fighter pilot. On combat patrol on the Iraq/Iran border, Harry and his wing man are ambushed and attacked by #Iranian fighter planes. He faces overwhelming odds, but the Iranians underestimated him. After the action, Harry is a hero, but the Air Force assigns ... Read more


The Russian Renaissance

Ian Kharitonov

Constantine loved a good mystery. When he lost his job, the prospects looked bleak, but then a dying man gives him some classified documents that if believed, could change his life. But the FSB knows he knows. In a world where secrets are wrapped in lies and those who protect them have powerful allies, there ... Read more


A Destiny to Die For Complete

Rik Stone

When Angelita stumbles onto a huge stash of heroin, she sees it as a ticket out of the favelas. But the drugs come with a problem. They belong to the cartel. $0.99 on Kindle.... Read more


Unchained Affinity: An Uprooted Passion

Thomas Watson

Deanna, as a teenager, quickly learned how to survive in the Detroit streets. You must learn fast, or die trying. Survival depended on two things. If you need something, take it. And, she learned a unique manner to protect herself. A self-defense move she uses when she has to. A new friend rescued her from ... Read more


Notorious Minds Anthology

Carlyle Labuschagne

Delve into these dark and twisted tales by nineteen 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 crimes waiting inside this box set. Discover a narcissistic ... Read more


Free: Save the Girls

Terry Toler

Why are all the hardcore CIA Operatives men? They aren’t. America’s next beloved heroine, Jamie Austen, CIA operative extraordinaire, can hold her own with any of them. She faces grave danger when she goes to Belarus to break up a sex trafficking ring. Free on Kindle.... Read more


Eve Lloyd’s A Deadline Cozy Mystery (Books 6 to 10)

Sonia Parin

Fun-filled small town cozy mysteries. Book 6 Eve’s on a cruise with 100 Carmen Miranda impersonators – make that 99. Book 7 An unexpected guest arrives with an entourage of ex-wives and a killer. Book 8 A shopping spree, a murder and no suspects. Book 9 Eve’s catering: Hors d’oeuvres, canapés, murder and mayhem. Book ... Read more


Free: ALT.X

N.M. Santoski

Sighing in frustration, he rose from his childhood bed and stood in front of the long mirror that filled the back of the closet door. He only looked a little different than he had then—he was over a decade older, but his body hadn’t aged much. Whatever the doctor had dropped in that tube, it ... Read more


Bottom Feeders

Jerry Roth

Would you recognize the Devil if you met him? A decaying prison hides a dark secret. Robert Deville, the youngest prison warden in the history of the state, never expected to feel a supernatural connection in a prison. After discovering a diary, Robert learns a prisoner, rumored to be the Devil, was hidden away under ... Read more


Visit Just Kindle Books's profile on Pinterest.