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: Death From Above

Don Weston

P.I. Billie Bly stumbles upon a plot by a female Chinese assassin to kill a presidential candidate using drones. The assassin tests out her modern approach to killing on another target first, and then plots to remove Billie and her new boyfriend. How can Billie find the killer after her boyfriend is arrested for murder ... Read more

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Deadly Flip, A Home Renovator Mystery

Flipping houses can be deadly! Katelyn takes on a home renovation in Hiptown, Minnesota, that “has history . . . a murder” at BFF Myra’s urging. What was she thinking? Besides the young woman being killed by the home’s prior owner, she learns the girl didn’t get the justice she deserved. Because of a double ... Read more

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Oxygen!

Once enough to serve seven billion people on Earth, the green planet is showing alarming signs of running low on human and animal life’s elixir: oxygen. A team of researchers discovers the unpopular truth during work in the Himalayas and the mountains of northern India. Is this a defining Darwinian moment for mankind? Governments are ... Read more

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Severed Souls (Case No. 2: The Frontenac Sisters – Supernatural Sleuths & Monster Hunters)

S.H. Livernois

When friends become strangers, anyone can be a killer. During a catastrophic ice storm, twelve people take shelter in one house. And when two of them are apparently killed, the Frontenac Sisters must make sense of the impossible. Gunshots, but no blood. Bullet holes in the ice, but no bodies. And a strange man who ... Read more

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Free: Escape to Osprey Cove

The mystery begins with an unusual find in the secret compartment of Doug’s new Corvette. It will change his and Catherine’s life forever, forcing her to find escape at The Osprey Cove Lodge. Free on Kindle.... Read more

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Free: A Good Man Gone

It’s summer in St. Louis and Mercy Watts is on vacation from her parents. But when a family friend has a fatal heart attack, Dad has one of his famous feelings and orders Mercy to look into it. Soon Gavin’s death leads to a more grisly one, the death of a young bride. Free on ... Read more

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Free: Boulevard Dreams

Private Eye, Joe Nails, endures recurring dreams of a friend’s chilling suicide, and he finds it did happen, a month before his dreams began, but he suspects murder, and more. So, he investigates further, but as he speeds down an unrelenting road of murder and mystery with no off-ramps, he confronts the shocking reality to ... Read more

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The Marston Series

Brigitta Moon

The Marston Series has it all: Revenge, Serial Killer, Deceit & Betrayal, Mystery, and Crime.  For a limited time, get all four books The Marston Series for just $3.96 on Kindle. (That’s just $0.99 each when you buy all four books together). ... Read more

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Blind Eye

Meg Lelvis

Hard-nosed Detective Jack Bailey is back in Chicago with a serial killer on his hands. At first Jack figures the murder of Sister Anne is a robbery gone bad. But when a Bible verse turns up with the body, he and his partner realize this is no random murder. After a third victim is discovered, ... Read more

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The Walk That Haunts Me

Librarian by day/ghost tour leader by night, Ripley can’t decide which is the bigger threat – the living…or the dead. $0.99 on Kindle.... Read more

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Avenue of Regrets

There are defining moments in people’s lives; times forever etched in our minds. Some are good. Others not so. For David Wallace, there was no worse time than receiving the news of his family’s death while confined to a jail cell on murder charges. Seven years later, David has moved on with his life having ... Read more

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Retribution

After he is betrayed and shoots the two most powerful men in the Irish Mob, John “Reaper” Kane is forced into hiding. He thinks Retribution, Arizona, is the perfect hiding place, but he is wrong. Underneath the old, crusty surface of the dying town, hides the Montoya Cartel, for they use it as a funnel ... Read more

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Free: The Reluctant Detective: A C.T. Ferguson Private Investigator Mystery

Tom Fowler

It’s novice PI C.T. Ferguson’s first case. He wants something simple. Instead, he gets Alice. With a liar for a client and his life threatened at every turn, C.T. must work hard to ensure his first case isn’t also his last. Free on Kindle.... Read more

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Chameleon

Perfect isn’t good enough. Tara is a devoted single mom with a new job. The last thing she needs is a man. But when she meets charming Dr. Jensen, he isn’t what he seems. He toys with her compelling her to change for him. Will she get out in time or will it be too ... Read more

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Free: Avenue of Regrets

I was happy once. I had a family. I had friends. I had a good job. And one day it all ended. There are defining moments in people’s lives; times forever etched in our minds. Some are good. Others not so. For David Wallace, there was no worse time than receiving the news of his ... Read more

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The Olympus Project

There are few outcomes for a man on a mission of vigilante justice. He succeeds. He gets caught in the process. He dies. Or he meets like-minded people who believe they must right the wrongs of a nation gone soft and make criminals pay for their crimes. This is The Phoenix’s story. See price on Kindle.... Read more

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The Masonic Manuscript

K.R. Eckert

The Freemasons are in trouble. And once more, Sara Walsh, hero of The Templar Succession, is on the case. Pennsylvania: A powerful Mason is murdered. And a statue of Benjamin Franklin containing a dark secret is destroyed. Calgary: At the foot of the Canadian Rockies lies The Compound, an exclusive Masonic Resort. There, buried under ... Read more

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Wicked Little Saints

Tanya R. Taylor

Not everything is as it appears to be in the sparsely populated town of Nirvana. Three years earlier, a bus full of middle-grade school children went missing and none of the victims’ parents have ever seen or heard from their beloved child again. Rachelle Wigby has just had her second nervous breakdown due to the ... Read more

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Free: Avenue of Regrets

I was happy once. I had a family. I had friends. I had a good job. And one day it all ended. There are defining moments in people’s lives; times forever etched in our minds. Some are good. Others not so. For David Wallace, there was no worse time than receiving the news of his ... Read more

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Free: One In A Million

Kyle Fasano has it all: a good job, a loving wife, two beautiful children and a house on the hill. Still, it’s not enough. Risking it all, he has a fling with a woman from the office. He knows better, but she offers a simple temptation. Unfortunately, Kyle is about to discover that his lover ... Read more

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Free: Murder So Final

Political intrigue in 1972 U.S. Senate race with Tommy Jacks, political reporter, in the cross-hairs, dodging threats and bullets. A preacher, oil tycoon and liberal professor running for office in middle America. Jacks is caught in the ugly whirlpool of lies and murder. Free on Kindle.... Read more

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Free: The Hack: International Crime Thriller

In this gritty conspiracy thriller, journalist Kate O’Sullivan and her brother, a brilliant hacker, expose a child molestation ring involving some of the world’s most powerful men. Soon Kate and Johnny are targets — but a mysterious vigilante is also on their side. Free on Kindle.... Read more

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Tandem Demise

Humorous, cozy mystery set on Mackinac Island. Smugglers on the hunt, a police chief on the run, lost loot and a dead wedding planner have the Mackinac Island regulars riding in circles. $0.99 on Kindle... Read more

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Last Vacation

Seven days have passed since Naples real estate agent Megan MacKenna has heard from her twin sister, Madeline, who was vacationing on the beautiful, Caribbean island of St. Croix. Though authorities are not convinced there is a case to solve, Megan knows with all of her heart something happened to Maddy. When Megan receives a ... Read more

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Free: 99 Percent Kill: A Lucky Dey Thriller

Doug Richardson

Discover Luckyland, where it takes a fistful of bad to do a whole lot of good. In this hard-hitting series, L.A. cop Lucky Dey fights crime and corruption from the gutters of Compton to the peaks of the Hollywood Hills, exacting justice for the downtrodden and forgotten. Fans of Dirty Harry, Mitch Rapp, and Joe ... Read more

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Flashback

TR Davis

Thirteen-year-old Sarah has a unique gene that allows her to remember everything that happened to her ancestor thousands of years ago. A random DNA test brings her to the attention of a secretive old man whose company offers her a chance for a better life. But unknown to her, they want to harvest her ancestral ... Read more

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Free: Psycho Bride

Sick of Happily Ever After? Want some blood in those heart-shaped cupcakes? Kit Renard is the anti-hero you’re searching for. When her love life goes askew, Kit embraces an altered reality that leaves an increasingly blood-soaked path down the aisle. It’s a killing spree that won’t stop until she has both the groom and wedding ... Read more

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Free: K-Town Confidential

Young lawyer Holly Park is hired to defend teenager Naomi Linser — charged with murder in the stabbing death of the local Councilman. The crime takes place in a gritty Koreatown ‘room salon’ with Naomi holding the murder weapon. Free on Kindle.... Read more

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Down To The Last Mark

She has one choice. And a contract killer is waiting. Can a broken-down, opioid-addicted singer stand up to hitman with a list? Down To The Last Mark. $2.99 on Kindle.... Read more

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Missing in Cottonwood Springs

Dianne Harman

Human trafficking in the small Colorado town of Cottonwood Springs? That only happens in the big cities, right? Planning a wedding is hard enough without having your florist disappear. And it’s even worse when there’s a chance that people engaged in human trafficking may have come to the small town of Cottonwood Springs and she’s ... Read more

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ICE

Kevin Tinto

What happens when red granite crystals, native to Antarctica, are discovered in a thousand-year-old Anasazi cliff dwelling in southern New Mexico? $0.99 on Kindle.... Read more

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Unspeakable Grudges

A puzzling series of murders collides with a messy big-money divorce in this taut, vivid thriller set in the dramatic mountains of the Southwest. $3.99 on Kindle.... Read more

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All Systems Down

24 hours. That’s all it takes. A new kind of war has begun. In the wake of the cyber attacks, electrical grids fail, satellites crash to earth, and the destinies of nine strangers collide. Strangers whose survival depends upon each other’s skills and courage. For fans of Tom Clancy, All Systems Down is a riveting ... Read more

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Free: Paranormal Nonsense

Vampire-wannabes, a beautiful client and two Dachshunds that might poop in his shoes if their treat ration doesn’t improve. Can you solve the case or will you die laughing? How much trouble can a typo cause? A lot, it turns out as the aspiring P.I. finds himself sucked into investigating paranormal creatures he doesn’t believe ... Read more

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Free: The Lads Will Have Blood

Ken Ross

James Cornleak is jailed for 18 years after a bent trial. His father tries to launch a second appeal against the sentence but meets resistance. If authority won’t help him, well James’ friends on the council estate certainly will. They rise up against the police and one of them meets a nasty end. But the ... Read more

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Free: The Malveaux Curse Mysteries Full Series Bundle (Books 1-7)

This box set includes all SEVEN books in the Malveaux Curse Mystery series. Follow the continuing paranormal adventures of Kendell, Myles, and Cheesecake as they explore the mysteries of angels, demons, voodoo curses and more through the magical city of New Orleans. Free on Kindle.... Read more

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The Mystery of Julia Episcopa

In ancient Rome, Julia flees for her life. Hidden beneath her robes are secrets men will kill for. Men she once called ‘brother’ have stripped her of power, murdered her child, and will stop at nothing to perpetuate their vile heresy. When Julia’s secret is revealed, those in power will stop at nothing to silence ... Read more

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Free: Slaughter: Origin Story

Like Reacher, Rapp, or Ryan? You’ll Love DJ Slaughter. Action, suspense, and characters you feel like you already know. See how the guy next door becomes the most lethal tool in the FBI arsenal. Free on Kindle.... Read more

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Free: Killing The Beasts

A string of brutal murders has left Manchester in fear. Each victim has been murdered in the same bizarre and grotesque manner, yet the lack of motive leaves the police utterly baffled. DI Jon Spicer gets the case – and is soon caught up in a nightmare where the most innocent action can cost the ... Read more

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Tormented

Father’s Anthony’s devotion to God and His Church begins to unravel the moment Rita Wittier steps inside St. Catherine’s Cathedral in San Francisco. He struggles to control his feelings, but two years later, he is a man obsessed. In an attempt to rediscover the priest he intended to become, Anthony flies back to Delaware to ... Read more

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