Series

The Mary Finch Young Adult Series

Mary Finch and the Thief (The Mary Finch Mysteries Book 1)

Mary Finch and the Thief (The Mary Finch Mysteries Book 1) FREE by S S Saywack: “Victorian mystery at its best.” It’s London, 1893, the world of Sherlock Holmes. Thirteen-year-old Mary Finch finds her life in danger. WINNER of the Wishing Shelf book award for teenagers. WINNER of the Incipre award for YA Historical fiction. A gripping, fast-paced series of well-written adventures with great evocation of time and place.

This book is Free on May 14, 2026

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The Estate Sale Cozy Mystery Series

Saltwater Secrets (Estate Sale Mysteries Book 1)

Saltwater Secrets (Estate Sale Mysteries Book 1) FREE by Wanda Fellows: Estate appraiser Callie Vance has walked through hundreds of estates. She knows the difference between clutter and secrets. At Crest Point Manor—a three-story saltbox perched on a bluff above Breaker Cove—the secrets are the kind people drown for.

This book is Free on May 13, 2026

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The 24/7 Demon Mart Fantasy Series

The Graveyard Shift (24/7 Demon Mart Book 1)

The Graveyard Shift (24/7 Demon Mart Book 1) FREE by D.M. Guay: Lloyd Wallace isn't the kind of guy you'd expect to save the world. He lives with his parents. He can't pay his bills. His life is a mess. But when a devil hires him to work the graveyard shift in a store where the beer cave is the gate to hell, Lloyd either has to step up and go from zero to hero, or the whole world could pay the price.

This book is Free on May 13, 2026

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The Leashes and Lies Cozy Mystery Series

Agility and Alibis (The Leashes and Lies Mysteries Book 1)

Agility and Alibis (The Leashes and Lies Mysteries Book 1) FREE by Hailey Hartley: When a beloved dog breeder's suspicious death brings her championship border collie Dash nose-to-nose with a killer, Riley Harper can't let it go. In Pinewood Springs, where gossip travels fast and secrets run deep, Riley uncovers embezzlement, professional grudges, and a killer who's noticed her snooping — and isn't happy about it.

This book is Free on May 12, 2026

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The Humanity Science Fiction Series

Cloner (The Humanity Series Book 1)

Cloner (The Humanity Series Book 1) FREE by Richard Warburg and Tessa Warburg: Some children clone themselves. The copies die in hours and someone is harvesting their organs. Lisa can save them. Now she races to help other mothers. Who owns a copy of a child? Humanity Series Book 1. Free today. Book 2 OPTIMIZED: AI cures disease but also kills. Book 3 A WOMAN'S WORLD for preorder, publishes May 19 at $0.99, one day only.

This book is Free on May 12, 2026

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River Walkers, Cryptic Messages, and Shimmering Spectres: Free Mystery / Thriller eBooks

Shadows at Greyfell (The Moonhaven Mysteries Book 7)

Shadows at Greyfell (The Moonhaven Mysteries Book 7) FREE by K.S. Van: Ezra tracked the signal for nine days before saying a word. Moss faced west-northwest for forty minutes — then turned to look directly at Sam. The granite beneath Greyfell doesn't pulse. It holds. Sam has closed six nodes. This one is waiting for her specifically. Shadows at Greyfell — Moonhaven Mysteries, Book 7.

This book is Free on May 12, 2026

Murder at Maisie's (Silver Pines Mysteries Book 1)

Murder at Maisie's (Silver Pines Mysteries Book 1) FREE by Lyla Blue: Clare Garner returns to Silver Pines for a fresh start, restoring antiques, reconnecting with old friends, and settling back into small-town life with her rescue pup, Lucy. But when a body turns up and both her high school sweetheart and her charming college ex land on the suspect list, Clare’s quiet homecoming turns into something more dangerous.

This book is Free on May 12, 2026

Mozzarella Murder (A Rolling Dough Pizza Truck Mystery Book 1)

Mozzarella Murder (A Rolling Dough Pizza Truck Mystery Book 1) FREE by R.M. Murphy: When a copyeditor trades his red pen for a rolling pizza kitchen, he embarks on a tantalizing adventure, crafting his artisan pies in a charming Pennsylvania town… But his hopes for a peaceful existence take an abrupt detour when a shocking discovery leaves his dear friend, a local cheesemonger, as the prime suspect in a murder investigation.

This book is Free on May 12, 2026

The Ghost in Roomette Four (Jill McLeod California Zephyr Series Book 3)

The Ghost in Roomette Four (Jill McLeod California Zephyr Series Book 3) FREE by Janet Dawson: Zephyrette Jill McLeod tells herself that shimmering light in the Pullman car couldn’t possibly be a ghost. But a porter tells her he too has seen the spectre. Could this be the ghost of the dead man Jill found two months ago, in roomette four?

This book is Free on May 12, 2026

Everyone Burns (Time, Blood and Karma Book 1)

Everyone Burns (Time, Blood and Karma Book 1) FREE by John Dolan: When the burned bodies of two Europeans are found on the Thai island of Samui, unorthodox PI David Braddock is drawn into an unofficial investigation by the island's sidelined police chief—while hiding an affair with the same chief’s wife. Darkly funny and razor-sharp, 'Everyone Burns' is a noir thriller soaked in corruption, desire and danger.

This book is Free on May 12, 2026

Carved In Stone (A Nate Briggs Mystery)

Carved In Stone (A Nate Briggs Mystery) FREE by S A Morris: When a storm rips open a historic cemetery in Vermont's Green Mountains, game warden Nate Briggs discovers a body. Right before he was killed, the victim sent a cryptic text with a photo of an ancient headstone. To Nate, the message seems irrelevant. Until it becomes the key. In Parker's Gore, questions disappear. So do the people who ask them.

This book is Free on May 12, 2026

Skeleton River

Skeleton River FREE by Mark B. Dawkins: Remy Michaels buried his wife in D.C. and fled to the Appalachians for quiet—a place where the past couldn’t follow. But when she appears at his cabin, alive and unchanged, the ground beneath him begins to shift. The river draws strangers who kneel in the fog. The town watches too closely.

This book is Free on May 12, 2026

Chronicle of a Dream

Chronicle of a Dream FREE by Roger Teichmann: It is 1972. Charlie Shawe, 18 years old and restless, journeys from England to Rome, where he meets his enigmatic older cousin Rosa, a member of the revolutionary group Lotta Continua. In the '20s, Rosa's father had been a Fascist operating in Sicily. The passions and violence of an earlier generation repeat themselves with devastating consequences.

This book is Free on May 12, 2026

Cloner (The Humanity Series Book 1)

Cloner (The Humanity Series Book 1) FREE by Richard Warburg and Tessa Warburg: Some children clone themselves. The copies die in hours and someone is harvesting their organs. Lisa can save them. Now she races to help other mothers. Who owns a copy of a child? Humanity Series Book 1. Free today. Book 2 OPTIMIZED: AI cures disease but also kills. Book 3 A WOMAN'S WORLD for preorder, publishes May 19 at $0.99, one day only.

This book is Free on May 12, 2026

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The One Night Stand Club Steamy Romance Series

Dirty Plans (The One Night Stand Club Book 1)

Dirty Plans (The One Night Stand Club Book 1) FREE by Carissa Knight: If you love Lucy Score, Elsie Silver, or Emily Rath, welcome to The One Night Stand Club. Three binge-ready steamy contemporary romances set in the Twin Ports, where Club Nocté holds secrets, the Dirty B's book club never misses Thursday wine night, and three women collide with the men who were never supposed to fit their plans. Binge the trilogy.

This book is Free on May 12, 2026

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The Glamping & Gunner Cozy Mystery Series

Lattes and Larceny at Birch Haven (Glamping & Gunner Mystery Series Book 1)

Lattes and Larceny at Birch Haven (Glamping & Gunner Mystery Series Book 1) FREE by Rachel Darrishaw: Travel writer Danell White and her opinionated pug, Shotgun, arrive at Birch Haven Glampground in New Hampshire's White Mountains for what should be a simple autumn review, but then the resort's beloved barista turns up dead.

This book is Free on May 11, 2026

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