Tag: Mystery

Leah Hudson Thriller Series

Mourning Gloria (Leah Hudson Thrillers Book 1)

Mourning Gloria (Leah Hudson Thrillers Book 1) FREE by Andrew Downs: Agent Leah Hudson didn't hunt for the truth—she stumbled into a nightmare. In this gritty 80s noir thriller, one cold case leads to a lethal psychological game where the shadows have teeth. Start the high-stakes series for FREE and see why the truth hits like a sledgehammer. The journey begins now.

This book is Free on May 24, 2026

Other Books in the series

Are these books no longer free? Sign up for our email and never miss a free book again!

Dream Chases, Poisoned Samples, and Caribbean Traps: Free Mystery / Thriller eBooks

A Dickens & Christie Mystery Box Set (Books 1-3)

A Dickens & Christie Mystery Box Set (Books 1-3) FREE by Kathy Manos Penn: She’s looking forward to tea and scones. Hunting down murderers? Not so much… Leta Parker chases a dream to retire to England, but a dead body wasn't in the plan. With her cat & dog, she soon turns amateur sleuth in this fast-paced mystery series! Grab this Box Set of the first 3 books and prepare to binge-read through Book XII.

This book is Free on May 24, 2026

Jessica Harper And The Mascara Murders (The Jessica Harper Mysteries Book 1)

Jessica Harper And The Mascara Murders (The Jessica Harper Mysteries Book 1) FREE by Jessica Harper: When magazine editor Jess Harper goes undercover inside a glamorous beauty MLM, she uncovers poisoned samples, corporate secrets, and a deadly anti-aging cream. Now she and her best friend April are trapped on a Caribbean island where someone will kill to protect the launch.

This book is Free on May 24, 2026

Blood of the Father (Robertson and McLean Book 1)

Blood of the Father (Robertson and McLean Book 1) FREE by CM Sinclair: DC Isla Robertson never wanted to set foot in Essex again. But when an investment manager is beaten to death in his own home, she is forced back into the shadow of the one man she's spent years avoiding: her estranged father, Tam McLean. Can an estranged father and daughter put their past aside to save an innocent boy from a life in prison?

This book is Free on May 24, 2026

Venom Spear (Blades of Grass Book 1)

Venom Spear (Blades of Grass Book 1) FREE by Austin Chambers: A drunk, washed-up pilot. America in turmoil in the wake of unprecedented disasters. How long until both are pushed beyond the breaking point? If you like thrilling action, gripping quests, and stories of growth through tragedy, then you’ll love Austin Chambers’ tense thrill-ride. A Cascadia Fallen Spinoff.

This book is Free on May 24, 2026

The House that Watches

The House that Watches FREE by Skylar Finn: Three women buy an old estate to build an artist retreat, only to uncover a buried cult beneath the soil. As bones surface and whispers rise, their dream turns to nightmare. The land remembers, and it won’t let them leave.

This book is Free on May 24, 2026

A Deadly Reception

A Deadly Reception FREE by L.B. Dayton: A glamorous Dallas wedding turns deadly when a socialite is stabbed with chef Kat Calloway’s knife. Suddenly the rising head chef is the prime suspect, her sharp-tongued Granmartha is keeping secrets, and tuxedo cat Tux keeps uncovering clues no one else sees. With family drama, champagne-fueled scandals, and suspects piling up, Kat must catch the killer before she becomes the next course served.

This book is Free on May 24, 2026

Are these books no longer free? Sign up for our email and never miss a free book again!

The Route 66 Ranch Hotel Cozy Mystery Series

Murder at the Route 66 Ranch Hotel (The Route 66 Ranch Hotel Mystery Series Book 1)

Murder at the Route 66 Ranch Hotel (The Route 66 Ranch Hotel Mystery Series Book 1) FREE by N.C.L. Sarno: Get your kicks (but watch your back) on Route 66! This fun mystery series set in Arizona is the perfect way to enhance your Route 66 centennial celebrations this year. The rural hotel featured in this 7-book series always has an entertaining new cast of eclectic characters. Cozy up and enjoy a Route 66 road trip from your recliner.

This book is Free on May 23, 2026

Other Books in the series

Are these books no longer free? Sign up for our email and never miss a free book again!

The John Tall Wolf Thriller Series

Tall Man in Ray-Bans (A John Tall Wolf Novel Book 1)

Tall Man in Ray-Bans (A John Tall Wolf Novel Book 1) FREE by Joseph Flynn: Two young boys discover a skeleton in the dry bed of Lake Travis in Austin, Texas. Is it the remains of a fugitive bank robber Randy Bear Heart or is he still alive? BIA Special Agent John Tall Wolf will find out.

This book is Free on May 23, 2026

Other Books in the series

Are these books no longer free? Sign up for our email and never miss a free book again!

Decades-Old Mysteries, High-Stakes Escapes, and Twisted Discoveries: Free Mystery / Thriller eBooks

Frosting and Foul Play (Willow Creek Mysteries Book 2)

Frosting and Foul Play (Willow Creek Mysteries Book 2) FREE by Diana Freel: A festive baking competition turns deadly in Willow Creek, and Claire Anderson is once again at the center of it all. What looks like a tragic accident quickly begins to unravel. The timeline does not quite fit, and certain reactions feel off. As secrets surface and tensions rise, Claire realizes this was not an accident. Someone planned it.

This book is Free on May 23, 2026

Dashiki

Dashiki FREE by Florence Wetzel: Jazz journalist Virginia Farrell investigates the murder of reclusive singer Betty Brown after discovering priceless tapes of a Monk-Coltrane gig. With her roommate Socks and Detective Robert Smith, she dives into the world of jazz, uncovering secrets, romance, and a connection to an unsolved crime.

This book is Free on May 23, 2026

Murder at Farrington Hall (A Dodo Dorchester Mystery Book 1)

Murder at Farrington Hall (A Dodo Dorchester Mystery Book 1) FREE by Ann Sutton: Lady Dorothea “Dodo” Dorchester has a sharp eye for fashion—and murder. At a glittering weekend at Farrington Hall, a theft turns deadly. Can Dodo outsmart, suspects, and reluctant police to catch a killer? Perfect for fans of The Thursday Murder Club and classic country-house cozies.

This book is Free on May 23, 2026

Girl Trap (A Madeline Dawkins Mystery 11)

Girl Trap (A Madeline Dawkins Mystery 11) FREE by Cynthia Hamilton: Two inquiries come to MDPI on the same day that seem like fairly routine missing person cases. But it doesn’t take long to discover there’s nothing ordinary about the disappearance of two beautiful sisters from Minnesota or the estranged heiress who has never touched her 8-figure fortune and apparently does not want to be found. Series book 3 of 9.

This book is Free on May 23, 2026

The Grand Man

The Grand Man FREE by Florence Wetzel: Juliet Brown, an American jazz journalist, and ScandiGeek, travels to Stockholm and becomes involved in two unsolved mysteries: the 1986 murder of prime minister Olof Palme and the disappearance of Stieg Larssons fourth book. Along with journalist Magnus Lindblom, Juliet navigates Swedish winter in Stockholm's Old Town to uncover the truth.

This book is Free on May 23, 2026

The Things We Keep (The Jeri Howard Mystery Series Book 14)

The Things We Keep (The Jeri Howard Mystery Series Book 14) FREE by Janet Dawson: Oakland PI Jeri Howard finds a battered footlocker hidden in a dusty storeroom. When she pries open the lid, she’s shocked at what she finds. TWO HUMAN SKULLS ON A PILE OF BONES. EMPTY EYE SOCKETS STARE UP AT HER.

This book is Free on May 23, 2026

Maids of Misfortune (A Victorian San Francisco Mystery Book 1)

Maids of Misfortune (A Victorian San Francisco Mystery Book 1) FREE by M. Louisa Locke: Maids of Misfortune,is the first book in M. Louisa Locke’s USA Today bestselling Victorian San Francisco mystery series. Featuring Annie, a widow who supplements her income as the pretend clairvoyant, Madam Sibyl, and Nate Dawson, a local lawyer, romance blooms as they investigate the murder of one of Madam Sibyl's clients in this cozy mystery.

This book is Free on May 23, 2026

Ben in Trouble (Ben Mitchell/Titus Ray Thrillers)

Ben in Trouble (Ben Mitchell/Titus Ray Thrillers) FREE by Luana Ehrlich: CIA covert operative, Titus Ray, agrees to help his protégé, Ben Mitchell, out of a tough spot by accepting an assignment to Venezuela, but when the operation takes a deadly turn, Titus is forced to do something he’s never done before—rely on Ben to bring them home.

This book is Free on May 23, 2026

The Woman Who Went Overboard

The Woman Who Went Overboard FREE by Florence Wetzel: Looking for summer reading? A luxury cruise through Norway’s fjords becomes a deadly battleground when two women compete for a wealthy widower’s heart. But only one will make it to shore. A chilling Nordic thriller!

This book is Free on May 23, 2026

Where No One Can Hear You (The Survivor Stories Book 1)

Where No One Can Hear You (The Survivor Stories Book 1) FREE by J.E. Rowney: A harrowing survival thriller inspired by a true story: As best friends Amanda and Sarah walk through the woods, someone attacks them… Weeks later, Amanda wakes up in the hospital with amnesia — and a brutal wound that robs her of her voice. Can Amanda piece together her fractured memories and find Sarah?

This book is Free on May 23, 2026

A Noble Truth

A Noble Truth FREE by Robert Mix: Noble Gareth’s childhood premonition of the Pan Am 103 bombing set him on the path to becoming a psychic. After an unfortunate error jeopardizes his career, he’s persuaded to return to Scotland to find a missing biochemist—and soon uncovers a conspiracy entangling a powerful pharma giant, a tech mogul, and a distrustful community.

This book is Free on May 23, 2026

Accidental Murder (Daryl Wood Gerber Standalone Thrillers Book 3)

Accidental Murder (Daryl Wood Gerber Standalone Thrillers Book 3) FREE by Daryl Wood Gerber: When Kayla Macintyre discovers her twin sister Ashley brutally murdered, grief quickly gives way to terror—because Kayla was the real target. A case of mistaken identity fools the police into thinking she’s the one who died, and Kayla seizes the chance to disappear into her sister’s glamorous life as a supermodel.

This book is Free on May 23, 2026

Are these books no longer free? Sign up for our email and never miss a free book again!

Val Fremden Midlife Misadventures Cozy Mystery Series

Glad One: Crazy is a Relative Term (Val Fremden Midlife Misadventures Book 1)

Glad One: Crazy is a Relative Term (Val Fremden Midlife Misadventures Book 1) FREE by Margaret Lashley: A hilarious, beloved, no-murder cozy mystery series about starting over, found family, and accidental sleuthing. Val Fremden arrives home to St. Petersburg, Florida, with nothing. No friends. No money. No map forward. What she finds instead is the misfit tribe that hangs around Caddy's beach bar -- and a mystery that will change her life forever.

This book is Free on May 22, 2026

Other Books in the series

Are these books no longer free? Sign up for our email and never miss a free book again!

The Serpent Thriller Series

The Serpent's Bridge (The Serpent Series Book 1)

The Serpent's Bridge (The Serpent Series Book 1) FREE by S.Z. Estavillo: Mexican immigrants are being murdered by a serial killer across Los Angeles. As the body count rises, Detective Anaya Nazario uncovers a disturbing pattern linking the victims and realizes the killer is targeting people the system ignores. Forced to work with her ex, FBI Agent Blake Huxley, she must stop the murders before more lives are lost.

This book is Free on May 22, 2026

Other Books in the series

Are these books no longer free? Sign up for our email and never miss a free book again!

Senator Secrets, Comic Chaos, and Deadly Flights: Free Mystery / Thriller eBooks

Ghost Mortem (Ghost Detective Book 1)

Ghost Mortem (Ghost Detective Book 1) FREE by Jane Hinchey: When your dead bestie shows up asking you to solve his murder, you say yes—right? Even if it means trusting a smokin’ hot detective, inheriting a snarky talking cat, and questioning your own sanity. Welcome to Firefly Bay, where death is just the beginning.

This book is Free on May 22, 2026

Dead Men Don't Dig Tunnels (A Carolina Teal Cozy Mystery)

Dead Men Don't Dig Tunnels (A Carolina Teal Cozy Mystery) FREE by CC Trace: "Carolina, Angela, Jack, Goldie, & Kahlua are all back in the most intriguing book of this series. While celebrating the speakeasy history of the town with a huge costume party, everyone learns about the tunnels that run underneath most of the buildings in town... Twists & turns, secrets & potential criminal activity make this an excellent read."

This book is Free on May 22, 2026

Kiki Lowenstein Cozy Mystery (Books 1-3) (Kiki Lowenstein Mystery Box Sets Book 1)

Kiki Lowenstein Cozy Mystery (Books 1-3) (Kiki Lowenstein Mystery Box Sets Book 1) FREE by Joanna Campbell Slan: Fans of female amateur sleuths will love this heartwarming cozy mystery series. Perfect for crafters and animal lovers! This clean series will leave the reader cheering for lovable, imperfect, and endearing Kiki Lowenstein. "Entertaining and engaging ...with emotionally complex characters."--Reader

This book is Free on May 22, 2026

Damaged (A Tyler Zahn Mystery-Suspense Novel Book 4)

Damaged (A Tyler Zahn Mystery-Suspense Novel Book 4) FREE by Cam Torrens: A broken Air Force pilot. A quiet mountain town. A terror plot hiding in plain sight. Tyler Zahn came to Buena Vista to outrun his past. But when a kidnapping and a deadly threat to Colorado’s water system collide, he must face the one role he fears most: the man everyone is counting on. Perfect for fans of mystery series and high-stakes thrillers.

This book is Free on May 22, 2026

Capitol Murder (Shepherd & Associates Book 1)

Capitol Murder (Shepherd & Associates Book 1) FREE by Judith Erwin: Innocent, he's your best friend--Guilty, your worst enemy! Badass private investigator Jake Shepherd, a former FBI agent with a Yale law degree, meets savy Scarlett Kavanagh, who has a law degree from Harvard, when a mutual friend recommends Scarlett seek Jake's help to clear her estranged sister in the death of her husband--a U.S. Senator.

This book is Free on May 22, 2026

Inflatable Myth: When Religion Gets Organized

Inflatable Myth: When Religion Gets Organized FREE by Alan Rolnick: What if faith, money, and political ambition collided in the most outrageous way possible? In Inflatable Myth, Alan H. Rolnick delivers a sharp, satirical novel packed with crooked schemes, comic chaos, and South Florida absurdity. Where anything can happen and usually does. Enter a world where religion gets organized, but once it does, look out!

This book is Free on May 22, 2026

Not So Dead (A Sam Sunborn Novel Book 1)

Not So Dead (A Sam Sunborn Novel Book 1) FREE by Charles Levin: What if death was only the beginning? In Not So Dead, Sam Sunborn helps invent a way to upload the human mind—then terrorists, spies, and killers come for the technology that could change life forever. A fast, funny, near-future sci-fi thriller packed with danger, heart, invention, and twists. Start the Sam Sunborn adventure today! Download it now.

This book is Free on May 22, 2026

Tune Up (Detective Qigiq Book 2)

Tune Up (Detective Qigiq Book 2) FREE by Joe Klingler: Two seemingly unconnected incidents—a missing lawyer and an elderly hit-and-run victim—lead Qigiq and Kandy to a vintage motorcycle café, a million-dollar yacht, a cliffside confrontation, and a musician named Mylin. Young. Attractive. And illegal. "a high-octane exercise ...that will have you turning pages at fever pitch” - Pacific Book Review.

This book is Free on May 22, 2026

A Breath After Drowning

A Breath After Drowning FREE by Alice Blanchard: A child psychiatrist is haunted by a sinister presence, which threatens to destroy her relationship with the man she loves. “Terrifying… one of the most memorable villains since Hannibal Lecter.” — Wall Street Journal

This book is Free on May 22, 2026

Final Descent

Final Descent FREE by Audrey J. Cole: At 30,000 feet, the danger isn’t turbulence—it’s him. After suffering a breakdown from her divorce, airline pilot Claire Winslow is rebuilding her life with her five-year-old daughter. Just as she’s finding her footing, an online romance spirals into a chilling nightmare. Her first date with Evan goes wrong, and he begins stalking her.

This book is Free on May 22, 2026

Are these books no longer free? Sign up for our email and never miss a free book again!

The Northwest Cozy Mystery Series

Murder on Bainbridge Island (Northwest Cozy Mystery Series Book 1)

Murder on Bainbridge Island (Northwest Cozy Mystery Series Book 1) FREE by Dianne Harman: When DeeDee's inaugural catering event becomes a crime scene, her budding business is thrust into jeopardy. The Seattle art world is rocked after Lisa, a prominent gallery owner, is found dead during the evening's festivities. All books available with Kindle Unlimited.

This book is Free on May 21, 2026

Other Books in the series

Are these books no longer free? Sign up for our email and never miss a free book again!

The Harlowe & Fitch Historical Mystery Series

Murder at Mablethorpe Castle (A Harlowe & Fitch Historical Mystery Book 1)

Murder at Mablethorpe Castle (A Harlowe & Fitch Historical Mystery Book 1) FREE by Elizabeth Rose: A festive night erupts into murder at Mablethorpe Castle. As flames die and secrets surface, Lady Vivienne Harlowe refuses to back down—haunted by her parents’ unsolved deaths and driven to uncover the truth. With Sheriff Zachariah Fitch at her side, they must catch a killer who’s already set his sights on them.

This book is Free on May 21, 2026

Other Books in the series

Are these books no longer free? Sign up for our email and never miss a free book again!