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: 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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Cameron (A Lt. Kate Gazzara Novel Book 12)

Blair Howard

Kate had no idea what she was letting herself in for when she answered the call that Monday morning. The brutal murder of Cameron Geffner started her along a trail more complex and shocking than any case she’d handled in her long career as a homicide detective. That and the turmoil in her personal life ... Read more

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Free: Endangered Species

Nate Littlefield

Divemaster and charter boat captain Alex Nolen’s peaceful and nomadic life is suddenly turned upside down by a trio of poachers in their hunt for a rare, endangered turtle along Florida’s Escambia River. The illegal animal trade can be a lucrative business, and the poachers will let nothing get in the way of their quest ... Read more

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Free: Brightside

Mark Tullius

In the future, telepathy isn’t a gift – it’s a criminal act. A new police force rounds up telepaths to house them in the mountains… …but that idyllic setting is a gilded cage with freedom just out of reach. Free on Kindle.... Read more

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Mid-Century Modern Murder

CeeCee James

Stella’s mid-century modern listing was on track to be her easiest commission ever… until the buyers asked about the rumors of a girl who drowned nearby. As part of her due diligence, Stella starts searching for answers and finds a cold case that makes no sense. A teenage girl who was a State swim team ... Read more

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The Spear of Vengeance

F. David Smith

IF YOU LIVE FOREVER, WHAT DO YOU FEAR? In this action-filled speculative thriller, FBI agent Dan Alexander is assigned to protect virologist Dr. Amelia Cranford, his former fiancée, following an apparent terrorist attack. But they are unwittingly drawn into a centuries-old conflict between two powerful Immortals. One, a 2500-year-old madman, is hell-bent on destroying humanity. ... Read more

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Free: Off Kilter

Glen Robins

While mourning the tragic loss of his family, Collin Cook finds himself in a deadly game of cat and mouse with the nefarious cyber terrorist Pho Nam Penh. Collin’s insurance settlement has made him a target. His grief has made him unstable. His friends, including the NSA’s top cybercrime expert Lukas Mueller, have given him ... Read more

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Brandon Hall Mysteries – Books 1 – 4

John Theo, Jr.

Brandon Hall is drawn back into his previous life as a private investigator with an explosive first case! Murder at Cluster Springs Raceway – Virginia Senator Gregory Schilling’s son died in a fiery crash on a racetrack. But was it an accident? Or murder? Only Brandon Hall can figure this one out. But he’s still ... Read more

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Mary Finch and the Grey Lady

S S Saywack

“THIS IS THE DAY WE AWOKE DEATH,” Mrs Grady said. Meet fourteen-year-old Mary Finch – a bold, determined heroine, and the star of a stylish new detective series. Book two of the Mary Finch Victorian Maid Mysteries sees Mary confront the ghost of the Grey Lady. If she is to save her mistress, she must ... Read more

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Free: Welcome To The Family: Blood In, Blood Out (The Morris Crime Family Book 1)

Alex J. Fischer

Joining a crime family seemed like easy money for his sick sister but the life of a made man is fraught with danger as Roger will soon learn. His life will descend into a whirlwind of blood, sin, and chaos. To make matters more complicated, the boss’s obsessive daughter has her sights set on him ... Read more

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Free: ZERO

Nathan Farrugia

A trainee spy must face off against a paramilitary doomsday cult inside a ghost city. Free on Kindle.... Read more

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Free: Fireplay (Jack Emery 0.5)

Steve P. Vincent

Embedded with the Marines in Afghanistan, nothing has prepared reporter Jack Emery for the deadly story that’s about to explode right in front of him… Free on Kindle.... Read more

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Loss

Jane Lightbourne

Described as ‘beautifully written’ by one reviewer, ‘raw and beautiful’ by another, and awarded a Badge of Excellence, LOSS is a compelling and highly charged story that uses the evocative backdrop of the Scottish Highlands to explore the redemptive power of relationships and the limits of humanity against a chilling backdrop of mystery and suspense. ... Read more

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Sovereign Assassin

Robert New

In the tiny European country of Tantalia, Princess Niobe is coming of age and being groomed to ascend to the throne. Shortly she will become Queen. Secretly however, from the age of sixteen, the Princess has been trained by her martial arts instructor, Gethan, to kill the businessman responsible for her parent’s deaths. Once queen, ... Read more

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You Say Goodbye

Keith Steinbaum

The murder of an ex-rock star’s girlfriend at the hands of a notorious serial killer leads a detective to conclude that the perpetrator was someone the musician knows. Now the detective seeks his help in finding who it was. $2.99 on Kindle.... Read more

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Free: Mona Lisa’s Secret

Phil Philips

When the great-grandson of an infamous art thief discovers he’s in possession of the priceless Mona Lisa — leading an unscrupulous Louvre curator to take his girlfriend hostage — he struggles to use the piece as a bargaining chip to rescue her while uncovering a family secret that has the potential to rewrite history. Free ... Read more

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Free: That Was Before

Dan Lawton

“Buckle up for a full-throttle thriller drawn with full-bodied characters.” –Best Thrillers An hour after Randolph Spiers quits his job as a mechanical engineer, he finally approaches the woman he’s eyed at the supermarket, only to watch it explode minutes later with her trapped inside. Free on Kindle.... Read more

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The Devil Himself

Steven Duggan

“Take care, brother. What you did was worthy of a demon. But I am the Devil himself.” Jack Finch has returned. A pariah. A murderer. He has lost his wife, his daughter, his home. But he has new skills now. And before the week is out he will revenge himself on the man who framed ... Read more

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Free: AVENGING ANGEL: Love and Death in Old Brooklyn

Charles Isaacs

A riveting tale of revenge, survival and redemption, wrapped around an unlikely love story and set against an urban backdrop corrupted by violence against women and racism. Following a racially motivated rape by three Ku Klux Klansmen, 12-year-old Cassandra Monroe vows revenge. After eight years of training, now a strikingly beautiful assassin, she accomplishes her ... Read more

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Counting Crows: A Lorne Turner Supernatural Thriller Book 1

Joe Talon

A sinister darkness smothers Lorne Turner’s moorland sanctuary in rural Britain. A dead body leads to a story of corruption, greed, and sacrifice. Can he bring peace to Exmoor’s whispering dead before his mind shatters? $0.99 on Kindle.... Read more

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Free: Strong Motive (Elizabeth Strong Mystery Book 1)

K.C. Turner

While helping a woman navigate the court system, Elizabeth Strong falls prey to a stalker. Then her client becomes the target of a murder for hire. The danger escalates in both cases and it’s soon realized nothing is ever as it seems. Free on Kindle.... Read more

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Free: Seal of Secrets: A Driftwood Mystery

William Cook

When the Catholic Church’s Seal of Confession prevents a sexual predator from being brought to justice, a courageous mother joins forces with a Native American police officer to rescue her kidnapped daughter. One Amazon reader describes the novel as having “more twists than a case of corkscrews.” Another reviewer says it’s “relentless in its suspense.” ... Read more

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Someone Savage

Mike McCrary

Last night two children knocked at his door. Someone is looking for them… Nick Hooper wanted to be left alone. Looking to escape his past, the best-selling author rented a house to finish what could be his last book. Plans change when one night he opens the door to find two frightened children. What happens ... Read more

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Free: Once Upon A Crime

Nolon King

Once upon a time, the Grimms’ fairy tales taught lessons. Now, the Grimm Reaper does. New detective Chelsea Sullivan is partnered with a maverick famous for closing cases and infamous for how he does it. He has a target on his back and a chip on his shoulder. Not exactly how she hoped to kick ... Read more

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Harry Starke: The Genesis Files (The Genesis Files Box Sets Book 1)

Blair Howard

Three riveting crime stories you’ll not be able to put down. It all began one dark, rainy night in Genesis. Harry Starke had quit the police force only a couple of weeks earlier and was driving a lonely road when he encountered a young girl soaked to the skin and frightened. He picked her up, ... Read more

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PEDERASTY

JC Morgan

Meet Julian. He invites you into his world of secrets and lies; of confessions and sins, and forces you to analyse the meanings of right and wrong, good and bad. One day he meets Matt — a schoolboy, as beautiful as he is cunning. The moment their eyes lock, Julian is trapped in an endless ... Read more

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Betts & Walker (Books1-2)

Jonathan Macpherson

Two pulse-pounding thrillers in one. “Truly inventive, very compelling, original and exciting”–David Caesar, Director of hit TV series Underbelly WHAT WOULD YOU RISK TO SAVE A LOVED ONE? Mitch Walker needs drugs. Fast. His nephew is dying and the drugs will save his life. Problem: the drugs are extremely expensive. With the clock ticking, he ... Read more

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Free: PsycheDeliah: A Novel

Kite Jenson

Can a Billion Dollars and a Secret Psychedelic Drug Make Men Stop Raping? Paul is a privileged but sensitive white male whose life is turned upside down when Deliah, his struggling mixed-race wife, suddenly disappears. Divorce papers arrive shortly, but with no explanation and no way to reach her, Paul can’t move on. Finding her ... Read more

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Selling Sabotage

CeeCee James

Stella never expected a visit to the candy factory would turn on its head like this! In the midst of the holidays, Stella is scrambling to keep up with her house showings. When the great Candy King is killed in the playhouse at one of the homes, Stella’s is shocked to find out it’s Charity ... Read more

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The Evermores Chronicles

Martha Carr

Say the right words in just the right way, and step through a mirror into Mana Valley. A pocket dimension hidden on Oriceran. Are you in need of high tech wands, Shifter apps, services for the dark internet or other magical technology? Well, take a chance and enter. All that and more can be found ... Read more

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Free: Red Skies

Leonard Di Gregorio

Twelve ships depart Havana, Cuba in 1715 laden with gold, silver and jewels destined for the King of Spain. Only one galleon, the Grifon survives. Eventually all the wrecked ships are accounted for except one, the San Miquel. Join three adventurers on their search from Honduras, to Marblehead, Massachusetts and West Palm Beach, Florida on ... Read more

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The Tears of Odessa

R.B. Schow

“I read the whole thing in 5 hours, then read it again!” When a young woman is ripped from her home, a killer out on loan is sent overseas to bring her home. With time as his enemy and the rule of law behind him, Atlas Hargrove will rely on a dodgy group of mercenaries ... Read more

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Free: Root and Branch

Preston Fleming

Roger Zorn, owner of a French security company, is delighted to win a lucrative contract with the U.S. Department of Homeland Security (DHS) as part of the government’s new security measures. Zorn’s work requires him to apply his risk assessment technology to evaluate terrorist suspects and identify jihadists. But when Zorn discovers that DHS is ... Read more

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Free: Snapped

C. M. Sutter

Murder happens in Houston, but when the most recent murders take on disturbing similarities, local law enforcement officers fear a serial killer is roaming their streets. Former sheriff’s department sergeant Jade Monroe has just graduated from the FBI’s serial crimes unit in homicide and is called to Houston with her partner, J.T. Harper, to take ... Read more

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Lords of the Archipelago: Blood-Feud

D.B. Motu

A 21st-century, high-seas pirate mafia. A young man torn between family honor and the woman he loves. Dangerous secrets. Cold-blooded revenge. To make it out alive, this modern-day Romeo and Juliet will have to survive betrayal, blood-feud and an ocean full of stone-cold killers. Readers call Lords of the Archipelago ‘RIVETING’, ‘BEAUTIFULLY CRAFTED’ & ‘ACTION-PACKED’. ... Read more

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422: Scandalous

Danny Range

At eighteen, Bruno Marchesi moved from Warren, Ohio where he was raised, leaving behind haunting memories of his deep involvement with organized crime. His family was notorious for running the Italian mafia in the small town, which is just outside of one of America’s original mafia strongholds, Youngstown, Ohio. That same family begged Bruno to ... Read more

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The Novice

Maribeth Garrett

Newly promoted detective Paige Stone is no stranger to gruesome killings. But even she is disturbed by the strangled, mutilated body in her first homicide case. The perpetrator leads her along in a grisly game—one she can’t win with the rules constantly changing. If she can’t stop the killer, Detective Stone’s first case might turn ... Read more

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The Handyman Homicide

Libby Howard

The new campground comes with a body. Sassy Letteroux is not normally an impulsive woman, but when the campground that held so many childhood memories comes up for sale, she throws caution to the wind and buys it—sight unseen. Arriving with her 85-year-old mother and her bloodhound, Elvis, Sassy realizes there’s a lot to do ... Read more

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Free: ICE

Kevin Tinto

Granite crystals native to Antarctica, in a thousand-year-old Anasazi Dwelling, change the course of human civilization! Free on Kindle.... Read more

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The Bedroom Window Murder

Peter Zander-Howell

The book is set in 1949. A WW1 hero is shot dead while standing at his open window. A rifle, with serial number removed, is found nearby. Scotland Yard detectives assigned to the case fail to find a motive – and soon other difficulties arise too. But with the crucial help of one of the ... Read more

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