Free Nook Books

Family Secrets, Ancient Clues, and Bookish Mysteries: Free Mystery / Thriller eBooks

Murder Most Bookish (The Chiltern Hills Mysteries Book 1)

Murder Most Bookish (The Chiltern Hills Mysteries Book 1) FREE by Anthea Fraser: Biographer Rona Parish agrees to investigate the mysterious drowning of bestselling author Theo Harvey. But as she digs into his death, with loyal golden retriever Gus at her side, a sinister warning makes one thing clear: someone will do anything to keep the truth buried.

This book is Free on September 21, 2026

Kindle
Pants on Fire (Iris Raines Mystery Book 2)

Pants on Fire (Iris Raines Mystery Book 2) FREE by Denise Diana Huddle: When poisoned food kills a diner at a San Antonio restaurant, PI Iris Raines launches a dangerous search for the truth through a jungle of sabotage, corporate warfare, deadly cartel ties, and long-buried family secrets. She must unravel the mystery before her client’s empire goes down in flames—and takes her with it.

This book is Free on September 21, 2026

Kindle
Secrets of the Blue Moon (The Marnie Putnam Lake Gardner Mystery Series Book 1)

Secrets of the Blue Moon (The Marnie Putnam Lake Gardner Mystery Series Book 1) FREE by Jan Heidrich-Rice: Marnie Putnam flees to Lake Gardner, Georgia, seeking space from her shaky marriage. Soon she’s haunted by the mystery of two women who died years ago, underneath a blue moon. As another rare blue moon approaches, so do ghosts . . . and a raging question: Will she retreat to a safe but dying marriage or stay to learn the truth and feel alive again?

This book is Free on September 21, 2026

Kindle
The Delphi Agenda (The Lisa Emmer Series Book 1)

The Delphi Agenda (The Lisa Emmer Series Book 1) FREE by Rob Swigart: Papyrologist Lisa Emmer’s world flips when the Surete meets her at her Metro station with news of the savage murder of the esteemed Paris historian Dr. Raimond Foix, her friend and mentor in the study of ancient documents. Horrified, Lisa finds clues at the crime scene left behind for her by her mentor—clues to a secret kept hidden for centuries.

This book is Free on September 21, 2026

Kindle
Murder in the South of France (The Maggie Newberry Mystery Series Book 1)

Murder in the South of France (The Maggie Newberry Mystery Series Book 1) FREE by Susan Kiernan-Lewis: What happens when the magic of the south of France collides with murder? When Maggie Newberry’s sister is murdered on the French Riviera, Maggie flies to France to bring her body home. When she makes the shocking discovery that her sister had a child she also finds a mystery that’s much bigger and more insidious than she could ever have imagined.

This book is Free on September 21, 2026

Kindle Apple Books Kobo Nook Author Store
The Moral Authority

The Moral Authority FREE by NJ Barker: Life hits hard. Justice hits harder. Kennedy Logan has seen most things in her life. The good, the bad and the downright wrong. Which is a problem, because she just can't help but judge. So when Justin Reilly asks for help, it takes Kennedy less than five seconds to decide. She will find out what the hell is going on. And she will fix it.

This book is Free on September 21, 2026

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

Second Chances, Fated Mates, and Dangerous Secrets: Free Romance eBooks

Dating My Billionaire Best Friend (The Billionaires Who Loved First Collection Book 1)

Dating My Billionaire Best Friend (The Billionaires Who Loved First Collection Book 1) FREE by Ariella Rose: She asked me to help her find Mr. Right... The problem? I've been in love with her for ten years. Now my best friend is finally starting to see me differently... just as my dream job means leaving town. One best friend. One impossible choice. One love worth risking everything for.

This book is Free on September 21, 2026

Kindle
Cruel Summer (Trespassing Book 3)

Cruel Summer (Trespassing Book 3) FREE by P.W. Creighton: A scandalous Country Club party leaves Logan isolated until he meets Devin, an enigmatic wealthy ally with secrets of her own. As trust ignites sparks between them, a shocking new confession surfaces. The deadly spiral of local tragedy is far from over, and both teens are trapped in its center. How much will they risk to uncover the truth?

This book is Free on September 21, 2026

Kindle
Escaping With You

Escaping With You FREE by Robin Patchen: Nearly a decade after losing Darcy, Logan plans to avoid her return to Shadow Cove—until a masked gunman opens fire. Forced to flee through the Maine woods, he must protect the woman he never stopped loving as a killer closes in and old feelings reignite. Return to Shadow Cove as Shadowing You, the final book in the series, makes its debut!

This book is Free on September 21, 2026

Kindle Nook
His Dark Claim (The Eternal Ruin Book 1)

His Dark Claim (The Eternal Ruin Book 1) FREE by Luna Sads: She wants freedom. He would burn the world to keep what’s his. When desire turns feral and old truths claw their way to the light, will their bond destroy what’s left of their souls? Celestine Devereaux is shattered and furious. After her fiancé’s brutal death, she wakes chained in a room, haunted by the fragments of a past she can’t remember.

This book is Free on September 21, 2026

Kindle
Shane and the Hitwoman (The Organization Book 1)

Shane and the Hitwoman (The Organization Book 1) FREE by Bob Mayer: The follow-up to Agnes and the Hitman. Bring on an eclectic hitwoman, an amiable Duke, an icy Duchess, a lot of sharp swords, a crazed ex-Duchess, a computer hacker and a dog named Rhett, and you’ve got a recipe for an action-packed, hilarious novel about the perils and promises of commitment.

This book is Free on September 21, 2026

Kindle
Click Clack Boom (The Blackjack Harrigan Files Book 1)

Click Clack Boom (The Blackjack Harrigan Files Book 1) FREE by Ross Dunbar: 1944. Eisenhower will not sign the D-Day orders until his sabotaged typewriter is fixed. Four men have died trying. The fifth is not a soldier: a 4-F repairman from Hartford, dropped into occupied France with a tool kit. OSS officer Blackjack Harrigan sent him. This is the file. A Blackjack Harrigan File No. 1.

This book is Free on September 21, 2026

Kindle
Wild Dragons Series Bundle

Wild Dragons Series Bundle FREE by Anastasia Wilde: All three full-length ebooks in the epic Wild Dragons shifter romance series! Hot dragons with hoards of gold, wild passionate shifter love, danger, excitement and adventure—and guaranteed happily-ever afters!

This book is Free on September 21, 2026

Kindle
Shift (Southern Werewolves Book 1)

Shift (Southern Werewolves Book 1) FREE by Heather MacKinnon: Can she survive the next full moon? Elizabeth didn’t know werewolves were anything more than fairytales until she came face to face with one. Now, she’s part of a pack and falling for the alpha. Can Abraham break down her walls? Or will she push him away too?

This book is Free on September 21, 2026

Kindle Apple Books Kobo Nook Google Play
Cruelly Fated (Princes of Avari Book 1)

Cruelly Fated (Princes of Avari Book 1) FREE by E. G. Sparks: To save her grandfather, Allie offers herself as collateral to a savage dragon shifter. She never expects him to claim her as his fated mate. Kyon has spent years surviving betrayal and prison—but now the fierce woman who awakens something in him may be the one thing he can’t afford to lose.

This book is Free on September 21, 2026

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

Riverbend K-9s Mystery Series

A Nose for Mischief (Riverbend K-9s Book 1)

A Nose for Mischief (Riverbend K-9s Book 1) FREE by K.T. Lee: Materials engineer Zoey Butler was collateral damage when her former company was raided by the FBI. However, after starting a new job at an FBI K-9 training facility, Zoey realizes that the trouble at her old company isn't over. And she's the only one who can help the FBI stop the crime before it turns explosive.

This book is Free on September 20, 2026

Kindle Apple Books Kobo Nook Google Play
Are these books no longer free? Sign up for our email and never miss a free book again!

Kidnapped Children, Sabotaged Restaurants, and Haunted Towns: Free Mystery / Thriller eBooks

Pumpkin Spice Scare (Cupcake Crimes Series Book 4)

Pumpkin Spice Scare (Cupcake Crimes Series Book 4) FREE by Molly Maple: After Charlotte McKay stumbles upon her coworker's body, theories about who could be targeting the staff at Bill's Diner take on a life of their own. When secret shames are brought to light, it seems anyone could be a suspect in the small town of Sweetwater Falls.

This book is Free on September 20, 2026

Kindle
Fried, Battered and Buried (The Second Helping Cozy Mysteries Book 1)

Fried, Battered and Buried (The Second Helping Cozy Mysteries Book 1) FREE by Magen K. Thiele: A disgraced chef works the Willamette Valley festival circuit out of a 1974 Airstream with a three-legged beagle, selling hand pies to towns that don’t know what she did — and finding, with tiresome regularity, that somebody in the vendor row has killed somebody else.

This book is Free on September 20, 2026

Kindle
Eat, Drink, and Be Scary (A Ravenmist Whodunit Paranormal Cozy Mystery Book 1)

Eat, Drink, and Be Scary (A Ravenmist Whodunit Paranormal Cozy Mystery Book 1) FREE by Olivia Jaymes: Tedi knows that Ravenmist is haunted. What she doesn't know is who killed the man face down in the apple bob. The sheriff thinks it might be her best friend, but Tedi knows better. If he can't find the guilty party, she'll do it herself. How difficult could it be?

This book is Free on September 20, 2026

Kindle Apple Books Kobo Nook
Opening Night: The Will Rainer Files (WiLL! Book 1)

Opening Night: The Will Rainer Files (WiLL! Book 1) FREE by Kira Wren: A Manhattan restaurant’s preview night collapses after a fake cancellation empties the room. PI Will Rainer has three days to find the insider behind a string of careful acts of sabotage. But the closer he gets, the stranger it looks: someone isn’t trying to destroy the restaurant. They’re trying to stop it from opening.

This book is Free on September 20, 2026

Kindle
Teddy K: Private Eye

Teddy K: Private Eye FREE by Waljeron Scromperswifth: Rain on Figueroa. A rotary that finally rings. Esther Feld’s sister didn’t walk—the numbers stopped adding up. Teddy K. finds people for a living and does the arithmetic without the sermon. Satirical LA noir about a missing coder, a warehouse that files like a hole, and a man who used to be somebody. Fiction.

This book is Free on September 20, 2026

Kindle
The Elizabeth Walker Affair (Jake Travis Book 7)

The Elizabeth Walker Affair (Jake Travis Book 7) FREE by Robert Lane: Winner of the Eric Hoffer Award for Best Mystery. Andrew Keller pleads with Jake Travis to help find Elizabeth Walker, a woman Keller once loved. When Keller is murdered days later, Jake searches for Elizabeth. He uncovers a tragic past that reverberates to this day and threatens his family. "An absorbing crime story." Kirkus Reviews

This book is Free on September 20, 2026

Kindle
Watchers in Black: The Ravens' Account

Watchers in Black: The Ravens' Account FREE by Ronnie Deaton: When money becomes public and old grievances are given new breath, the hills around them begin to fill with watchers. Some are human: disappointed heirs, desperate kin, jealous neighbors, and a careful accountant who understands how greed can hide numbers. Others are not easily named. A pair of ravens appears where lies are written down as fact.

This book is Free on September 20, 2026

Kindle
Black Horizon

Black Horizon FREE by Joey Wells: When a solar flare kills the grid, Barb Harper turns her farm into a fortress. Protecting her sister from ruthless raiders and a brutal winter requires more than supplies; it takes a killer instinct. The old world is dead. To keep their land, Barb can’t just hide. She must fight.

This book is Free on September 20, 2026

Kindle
The Arx

The Arx FREE by Jay Allan Storey: A year ago, after a mental breakdown, ex-homicide detective Frank Langer was placed on medical leave from the squad he was once hand-picked to lead. His days are spent drinking and chain-smoking, his nights waking up screaming from a horrific recurring nightmare. Until one day he stumbles on what he believes is a conspiracy to kidnap children.

This book is Free on September 20, 2026

Kindle
The Devil and the Blue

The Devil and the Blue FREE by Sean E. Maclean: A gripping Neo-noir thriller set in the shadows of Sin City. When a haunted Army veteran targeting rogue cops crosses paths with a desperate Ukrainian refugee, he must face his inner demons. Perfect for fans of Michael Connelly and Don Winslow, this fast-paced crime drama will keep you turning pages late into the night.

This book is Free on September 20, 2026

Kindle
Seven Days From Sunday (An MP-5 CIA Series Thriller Book 1)

Seven Days From Sunday (An MP-5 CIA Series Thriller Book 1) FREE by M.H. Sargent: Set during the Iraq War, this fast-paced thriller follows a ruthless terrorist who vows to execute an American hostage and launch a deadly attack in seven days. As a CIA team races to stop him, an Iraqi pharmacist infiltrates the cell to find his kidnapped fiancée—and learns she may be the key to the coming attack.

This book is Free on September 20, 2026

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

Quirky Beginnings, Unforgettable Lessons, and Hidden Grace: Free Literary Fiction eBooks

The Ones I Carried

The Ones I Carried FREE by Elsy Mathew: She spent her life caring for the dying. She never expected them to be the ones teaching her how to live. The Ones I Carried is a tender, unforgettable memoir of a Kerala nurse in Britain, eighteen strangers she could not forget, and the quiet grace hidden in an ordinary life of service.

This book is Free on September 20, 2026

Kindle
Is this book no longer free? Sign up for our email and never miss a free book again!

Academic Projects, Unlikely Engagements, and Uncovered Powers: Free LGBTQ eBooks

Breeze Spells and Bridegrooms (Fae & Human Relations Book 1)

Breeze Spells and Bridegrooms (Fae & Human Relations Book 1) FREE by Sarah Wallace & S.O. Callahan: When bookish human Roger is paired with dashing fae Wyndham to develop new ways to measure magic, the project seems destined to fail. But after a gossip column announces that the two are engaged, they scramble to reconcile their differences for the sake of the project — and their impending marriage.

This book is Free on September 20, 2026

Kindle Apple Books Kobo Nook Google Play Author Store
A Woman is a God

A Woman is a God FREE by Amy Lee Lillard: The last member of a chosen family finds her power.

This book is Free on September 20, 2026

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

Leveller Thriller Series

The Road to Eden is Overgrown (Leveller Book 1)

The Road to Eden is Overgrown (Leveller Book 1) FREE by Dan Wheatcroft: The arrival of a mysterious assassin in the bustling British city of Liverpool draws Detective Thurstan Baddeley and his team into a high-stakes game that stretches beyond organized crime. As cryptic clues unravel and layers of deception peel away, he questions the price of truth and discovers that the path to justice is anything but clear.

This book is Free on September 19, 2026

Get Book Kindle Apple Books Kobo Nook Google Play
Are these books no longer free? Sign up for our email and never miss a free book again!

Get Lost Saga Science Fiction Series

Lost Souls (Get Lost Saga Book 1)

Lost Souls (Get Lost Saga Book 1) FREE by Noah Chinn: Space Opera with a sense of humour. Moss is an out-of-luck pilot trying to rebuild his life in the no-man's-land of a Protectorate built on bureaucracy. His luck changes when a woman with an altered memory stows away aboard his ship. She's the key to a mystery from Earth's distant past, but that means all the wrong people are trying to find her...

This book is Free on September 19, 2026

Kindle Apple Books Kobo Nook Google Play
Are these books no longer free? Sign up for our email and never miss a free book again!

Pet-Sitting Surprises, Family Secrets, and Bookshop Clues: Free Mystery / Thriller eBooks

Bed and Breakfast and Murder (Fiona Fleming Cozy Mysteries Book 1)

Bed and Breakfast and Murder (Fiona Fleming Cozy Mysteries Book 1) FREE by Patti Larsen: A nosy redhead, a farty pug, and a ton of laughs, mayhem, and murder in this award-winning cozy mystery to die for! Fiona Fleming thought taking over a B&B would be glamorous and romantic. Instead, she finds her inheritance in question, the claimant has died in her koi pond, and she's the main suspect in his murder! Can she figure out whodunnit?

This book is Free on September 19, 2026

Kindle Apple Books Kobo Nook Google Play
Fowl Play (The Critter Sitter Mysteries Book 1)

Fowl Play (The Critter Sitter Mysteries Book 1) FREE by Magen K. Thiele: When former marketing executive Charlotte "Charlie" Winslow takes a simple pet-sitting job in the small coastal town of Herring Cove, she expects an easy evening with a talkative parrot — not a front-row seat to murder.

This book is Free on September 19, 2026

Kindle
The Boundary in the Books (The Casebound Bookshop Mysteries Book 1)

The Boundary in the Books (The Casebound Bookshop Mysteries Book 1) FREE by K. J. McGillick: Retired Manhattan white-collar defense attorney Cassie Mercer buys a house in coastal Maine for a quieter life. The catch: a quirky used bookstore is attached, complete with regulars, crooked floors, and a spaniel in the deed. Then a box in the back room points to murder, and Cassie starts asking the wrong questions. First in series.

This book is Free on September 19, 2026

Kindle
Dink Dink Drop Dead

Dink Dink Drop Dead FREE by Gary J Darby: The world’s top pickleball pro just dropped dead on center court. It looked like a heart attack, but the medical examiner found no evidence. Now, Detective Taylor Reyes must hunt a killer who committed a televised murder in front of thousands. Dive into this clean, gripping mystery and enjoy the high-energy vibes of the sport of the hour.

This book is Free on September 19, 2026

Kindle
Catherine (The Lt. Kate Gazzara Murder Files Book 10)

Catherine (The Lt. Kate Gazzara Murder Files Book 10) FREE by Blair Howard: Every case Kate Gazzara ever worked was about someone else. This one's about her. Suspended, alone, and off the grid, she drives deep into the Tennessee mountains chasing a case that won't let go, into a town that will kill to keep its secrets. She's the one in the crosshairs now. A stand alone story

This book is Free on September 19, 2026

Kindle
The Alvarez Family Murder Mysteries (Books 1-6)

The Alvarez Family Murder Mysteries (Books 1-6) FREE by Heather Haven: This set is for cozy readers who can't get enough of a smart-mouthed woman sleuth out to please her never-had-a-bad-hair-day mother, computer-genius brother, gourmet chef uncle, and energetic orange and white cat, Tugger. Now you can get all six with one click!

This book is Free on September 19, 2026

Kindle
Red Harvest on Mars (Space Crime Noir Book 2)

Red Harvest on Mars (Space Crime Noir Book 2) FREE by Eric Loren: On the planet Mars, Clay Cash confronts the greatest moral challenge he’s ever faced, and it almost breaks him. Clay's client is murdered, a gang war has started, and the cops are corrupt. He nearly dies to solve this mystery. A futuristic adaptation of Dashiell Hammett's classic novel.

This book is Free on September 19, 2026

Kindle
Booth Island

Booth Island FREE by D. Z. Church: Boo Treader thought returning to Booth Island would give her a chance to make peace with her brother’s death. But as Boo seeks answers, she uncovers a tangle of grief, family myth, and long-buried resentment stretching back decades—deeper than one tragic drowning. Now she’s in the crosshairs of someone who has waited years for a second chance.

This book is Free on September 19, 2026

Kindle
The Missing Diary (Crime Scene Kosovo Book 1)

The Missing Diary (Crime Scene Kosovo Book 1) FREE by Tasmin Turner: When lawyer-turned-prosecutor Kit Chase arrives in Kosovo, she expects a fresh start. Instead, she finds herself investigating a powerful crime boss, a missing diary, and a truth someone will kill to bury. As danger closes in, Kit must decide how far she is willing to go for justice.

This book is Free on September 19, 2026

Kindle
Dead Shot (Detective Jack Creed Murder Mystery Book 1)

Dead Shot (Detective Jack Creed Murder Mystery Book 1) FREE by C T Mitchell: A campus. A gun. A killer who wants to be remembered. Nicholas Weatherby isn’t just troubled—he’s invisible. Rejected. Isolated. Angry. And now he’s armed. Australia has never experienced a mass university shooting. Creed is determined it never will. But when the first shots ring out across campus, time runs out.

This book is Free on September 19, 2026

Kindle
EIGHT

EIGHT FREE by Ken Solum: Four men dead behind locked doors, and none of them was ever there. The lieutenant on the case has noticed one thing: every victim died with a calm face. A quiet, slow-burn psychological thriller told from both sides of a closed door, for readers who like unreliable narrators and endings that are earned.

This book is Free on September 19, 2026

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