Amazing Free Kindle Mystery Books, Free USA Today Bestselling Author Cozy Mystery, Kindle Books Deals

Get Books Earlier -> Windows Desktop App, Books Butterfly Instant N. – Book Updates in Morning, Afternoon, and Evening. Filter by your favorite book categories

Authors, Promote Your Book to 4 Million Readers. Become A Bestselling Author.

Free Kindle Books – Mystery

  1. Thriller Blogs: All Thrillers, All Suspense, Conspiracy Thrillers, Spy Thrillers, Crime Thrillers, Suspense Thrillers.
  1. ***Killer Clue at the Ocean View (Danger Cove Book 6) by T. Sue VerSteeg. Price: Free. Genre: Cozy Mystery, USA Today Bestselling Author. Rated: 4.4 stars on 486 Reviews. 183 pages. ASIN: B015M3KO9G. USA Today Bestselling Author T. Sue VerSteeg.
  2. ***Firefly Diaries – A Christian Mystery (Cherry Creek Mysteries Book 1) by C.C. Warrens. Price: Free. Genre: Mystery. Rated: 4.9 stars on 999 Reviews. 427 pages. ASIN: B09C43S72W.
  3. ***Murder at Merisham Lodge – Miss Hart and Miss Hunter Investigate: Book 1 by Celina Grace. Price: Free. Genre: Historical Mystery. Rated: 4.3 stars on 999 Reviews. 188 pages. ASIN: B01A03HKFE.
  4. *Zenith by Joshua Brock. Price: Free. Genre: AI Thriller, Sponsor, A series of unprecedented events bring the future of the new harmonious earth into question. Rated: 4.4 stars on 6 Reviews. 155 pages. ASIN: B0CTNWP3K8.
  5. ***Fox Trot Murder (Goldie Weston Book 2) by R Wallace. Price: Free. Genre: Cozy Mystery, Culinary, Historical. Rated: 4.4 stars on 490 Reviews. 231 pages. ASIN: B09H3JDCW5.
  6. *Campaigning Can Be Deadly (A Discount Detective Mystery Book 2) (Deal, Not Free) by Charlotte Stuart. Price: $0.99. Genre: Murder Mystery Deal, Sponsor, What was supposed to be a simple assignment quickly turns into a twisty tale of suspense, laugh lines and death. Rated: 4.8 stars on 10 Reviews. 282 pages. ASIN: B08J89YYVC.
  7. ***The Rosy Cross (Templars in America Series Book 17) by David Brody. Price: Free. Genre: Historical Thrillers, Conspiracy, Suspense. Rated: 4.4 stars on 206 Reviews. 321 pages. ASIN: B0CPC8J9M2.
  8. *Gunny Mac Private Detective – Trouble in Chinatown (Deal, Not Free) by Steven Walker. Price: $0.99. Genre: Hard-Boiled Mystery Deal, Sponsor, They face one more battle for their country and for their friends, one last battle, one last victory. Rated: 4.7 stars on 24 Reviews. 374 pages. ASIN: B09L55DTSS. Also, get the eBook version here, and here, please.
  9. ***Murder on Boston Common (Massachusetts Cozy Mystery Book 1) by Andrea Kress. Price: Free. Genre: Cozy Mystery, Historical. Rated: 4 stars on 177 Reviews. 194 pages. ASIN: B0BH1RKVLN.
  10. *Year of the Piranha (Deal, Not Free) by James Massaro. Price: $0.99. Genre: Psychological Thriller Deal, Sponsor, Jane did not care about what was written on the side of the trailer. Rated: 5 stars on 1 Reviews. 131 pages. ASIN: B0D4YW1TCT.
  11. *Three Times A Killer (The Derry Murder Mysteries Book 3) (Deal, Not Free) by Gerald Hansen. Price: $6.99. Genre: Crime Thriller Deal, Sponsor, Gripping, gritty mystery thriller with twists and a touch of Gerald Hansen’s signature dark humor. Rated: 4.4 stars on 12 Reviews. 432 pages. ASIN: B0CP91J54W.
  12. ***The Hybrid Enemy – A James Macrae Thriller – Book 1 (Boxset – The James Macrae Thriller Series – Books 1-3) by Richard D Ross. Price: Free. Genre: Espionage Thriller. Rated: 4.3 stars on 185 Reviews. 322 pages. ASIN: B09FJ3XKWZ.
  13. *Mister Blue – Puppy Love (Deal, Not Free) by Jack Hazen. Price: $2.99. Genre: Terrorism Thriller Deal, Sponsor, Adventures of a handsome blue German shepherd and his human, a former Navy Seal. Rated: 4.7 stars on 12 Reviews. 218 pages. ASIN: B0DF4JSF5C. Also, get the eBook version here, and the paperback version here, please.
  14. ***Sweet Caroline – a domestic thriller with a jaw-dropping and shocking ending by Amy English. Price: Free. Genre: Psychological Thriller. Rated: 4.1 stars on 111 Reviews. 345 pages. ASIN: B0BSBR6WTP.
  15. *Alpha Beta Gamma – First Book of the spy thriller series of the Trio (The Diary of a Sloppy Sleuth 1) (Deal, Not Free) by Malabika RAY. Price: $0.99. Genre: Women Sleuths Mystery Deal, Sponsor, With themes of radiation poisoning, double agents, cybercrime and plot twists. Rated: 4 stars on 8 Reviews. 152 pages. ASIN: B0D95Q3NJF. Also, get the eBook version here, and the paperback version here, please.
  16. ***The Man in Cabin Number Five (The Guest Book Trilogy 1) by Chrysteen Braun. Price: Free. Genre: Mystery. Rated: 4.2 stars on 128 Reviews. 302 pages. ASIN: B0CM7CPFYL.
  17. *The Danger Down Under (Anne Lambert Mysteries Book 2) by Kris Langman. Price: Free. Genre: Mystery, Suspense. Rated: 4.1 stars on 28 Reviews. 228 pages. ASIN: B00C4EAWYY.
  18. *Sunshine On A Romantic Night – Charlie Green Mystery Book 6 by Samantha Jeffree. Price: Free. Genre: Cozy Mystery, Women Sleuths. Rated: 4.3 stars on 14 Reviews. 126 pages. ASIN: B08ZHHPTLP.
  19. *Cage’s Crew by Martin Archer. Price: Free. Genre: Crime Thriller, Literature & Fiction, Contemporary, Suspense. Rated: 4.2 stars on 11 Reviews. 210 pages. ASIN: B0B3NH2XS9.
  20. *Crisis Actor by Shane Simmons. Price: Free. Genre: Political Thrillers, Conspiracy, Adventure, Suspense. Rated: 4.2 stars on 9 Reviews. 203 pages. ASIN: B0BXRD4HH2.
  21. *Sunshine On A Festive Night – Charlie Green Mystery Book 3 by Samantha Jeffree. Price: Free. Genre: Cozy Mystery, Suspense. Rated: 4.7 stars on 8 Reviews. 162 pages. ASIN: B08HRCDQP2.
  22. *** Repeats
  23. ***Fear Runner (Repeat) by Dale Brandon. Price: Free. Genre: Thrillers, Suspense. Rated: 4.4 stars on 234 Reviews. 381 pages. ASIN: B016FJ3RHW.
  24. ***Entrapped (Stonehaven Mysteries Book 2) (Repeat) by Linn Chapel. Price: Free. Genre: Cozy Mystery, Supernatural, Suspense. Rated: 4.4 stars on 135 Reviews. 182 pages. ASIN: B08WH3W99C.

Want Free Books earlier in the day? Get our Free Windows Desktop App, Books Butterfly Instant N – Book Updates in Morning, Afternoon, and Evening. Filter by your favorite book categories

SAVE with Free Books & $1 Box Sets & Free Box Sets in more Genres!
Save Money – Free Books & Free Box Sets IN YOUR FAVORITE NICHE!

  1. Romance: All Romance, NY Times Bestselling Authors Romance, Fantasy Romance, Contemporary Romance, Paranormal Romance, Historical Romance, YA Romance, Romantic Suspense.
  2. 18+ Romance: Romantic Erotica Bestsellers, Steamy Romance Bestsellers, Shifter Romance, BDSM, Romantic Erotica, Steamy Romance, Dark Romance.
  3. Box Sets: Box Set Bestsellers, Box Sets Deals, Full Series Box Sets, Free Box Sets, Cheap Box Sets.
  4. Kindle Unlimited (Sporadic): New Kindle Unlimited, Best Kindle Unlimited.
  5. Mystery Books: All Mystery, Cozy Mystery, Hard Boiled Mystery, Historical Mystery.
  6. Thrillers: All Thrillers, All Suspense, Conspiracy Thrillers, Spy Thrillers, Crime Thrillers, Suspense Thrillers.
  7. Christian: All Christian, Christian Romance, Christian Mystery.
  8. Clean: Clean Romance, Clean Books, Clean Mystery.
  9. Non Fiction: All Non Fiction, Biographies, Cookbooks & Health, How To, Herbal Remedies, Health, Cooking, DIY, Autobiographies, Travel, Money, Preppers and Survivalist, Gardening, Self-Help, Pure Cooking.
  10. Non Fiction Niche: Conspiracy, Free True Crime, History, Programming, Travel, Exercise.
  11. Fiction Books: Historical Fiction, Adventure, Literary Fiction, Women’s Fiction, Science Fiction, Fantasy, Horror, Westerns, Classics, Young Adult, Kids.
  12. Deals Only: $1 Book Deals, NY Times Bestseller Deals.

Best Free Kindle Mystery Books, Free USA Today Bestselling Author Women Sleuths Mystery, Kindle Books Deals

Get Books Earlier -> Windows Desktop App, Books Butterfly Instant N. – Book Updates in Morning, Afternoon, and Evening. Filter by your favorite book categories

Authors, Promote Your Book to 4 Million Readers. Become A Bestselling Author.

Free Kindle Books – Mystery

  1. Thriller Blogs: All Thrillers, All Suspense, Conspiracy Thrillers, Spy Thrillers, Crime Thrillers, Suspense Thrillers.
  1. ***Undone (A Cora Shields Suspense Thriller—Book 1) by Blake Pierce. Price: Free. Genre: Women Sleuths Mystery, USA Today Bestselling Author. Rated: 4.3 stars on 999 Reviews. 168 pages. ASIN: B0B26KY4XY. USA Today Bestselling Author Blake Pierce.
  2. ***The Haunting of Winchester Mansion (A Riveting Haunted House Mystery Book 2) by Alexandria Clarke. Price: Free. Genre: Paranormal Mystery, Suspense, Occult. Rated: 4.4 stars on 999 Reviews. 258 pages. ASIN: B07R6B45LQ.
  3. *Le Cabaret Rock – Abattoir Lullaby (Deal, Not Free) by Michel Alex. Price: $3.99. Genre: Historical Thriller Deal, Sponsor, Fascinating tale of tragedy and triumph in the underworld of 80’s Paris. Rated: 5 stars on 6 Reviews. 182 pages. ASIN: B0D6GSGCSC.
  4. ***Only Murder (A Sadie Price FBI Suspense Thriller-Book 1) by Rylie Dark. Price: Free. Genre: Women Sleuths Mystery. Rated: 4.5 stars on 999 Reviews. 176 pages. ASIN: B09F1PL2S1.
  5. *To Seek For Eldorado (Deal, Not Free) by Sam Holloway. Price: $0.99. Genre: Mystery Action Fiction Deal, Sponsor, What begins as a tragic separation evolves into an odyssey of self-discovery. Rated: 4.7 stars on 18 Reviews. 201 pages. ASIN: B0CX9N3LG3.
  6. *Crossing Day by William A. Glass. Price: Free. Genre: Military Thriller, Sponsor, It is like a combination of Huckleberry Finn, The Hunger Games and Moby Dick. Rated: 4.3 stars on 22 Reviews. 301 pages. ASIN: B0CW8HBGV4.
  7. ***Purrfect Cure (The Mysteries of Max Book 38) by Nic Saint. Price: Free. Genre: Cozy Mystery, Amateur Sleuth, Suspense. Rated: 4.7 stars on 555 Reviews. 224 pages. ASIN: B094YD34GQ.
  8. *Campaigning Can Be Deadly (A Discount Detective Mystery Book 2) (Deal, Not Free) by Charlotte Stuart. Price: $0.99. Genre: Detective Mystery Deal, Sponsor, What began as a prank goes awry and a corpse turns up. Rated: 4.8 stars on 10 Reviews. 282 pages. ASIN: B08J89YYVC.
  9. *Gunny Mac Private Detective – Trouble in Chinatown (Deal, Not Free) by Steven Walker. Price: $0.99. Genre: Historical Mystery Deal, Sponsor, It is year 1942, the first Marine Division is fighting for its survival on Guadalcanal. Rated: 4.6 stars on 23 Reviews. 374 pages. ASIN: B09L55DTSS. Also, get the eBook version here, and here, please.
  10. *Year of the Piranha (Deal, Not Free) by James Massaro. Price: $0.99. Genre: Psychological Thriller Deal, Sponsor, A dark-witted murder mystery with a volatile ending. Rated: 5 stars on 1 Reviews. 131 pages. ASIN: B0D4YW1TCT.
  11. ***The Bends – Kane Montgomery #1 by J.B. Hopkins. Price: Free. Genre: Horror. Rated: 4.3 stars on 204 Reviews. 343 pages. ASIN: B06X9MRQYB.
  12. *Three Times A Killer (The Derry Murder Mysteries Book 3) (Deal, Not Free) by Gerald Hansen. Price: $6.99. Genre: Murder Thriller Deal, Sponsor, The most heartless homicide, a tightly coiled mystery. Rated: 4.4 stars on 12 Reviews. 432 pages. ASIN: B0CP91J54W.
  13. ***Murdermobile (Portland Bookmobile Mysteries Book 1) by B.B. Cantwell. Price: Free. Genre: Women Sleuths Mystery. Rated: 4.2 stars on 151 Reviews. 199 pages. ASIN: B00CK0FXCS.
  14. *Mister Blue – Puppy Love (Deal, Not Free) by Jack Hazen. Price: $2.99. Genre: Suspense Thriller Deal, Sponsor, The dog and man battle the swamp creatures in government, tangle with Mexican drug cartels and Chinese triads. Rated: 4.7 stars on 12 Reviews. 218 pages. ASIN: B0DF4JSF5C. Also, get the eBook version here, and the paperback version here, please.
  15. ***THE ELSON LEGACY – An Alton Rhode Mystery (ALTON RHODE MYSTERIES Book 6) by Lawrence De Maria. Price: Free. Genre: Murder Mystery. Rated: 4.4 stars on 120 Reviews. 159 pages. ASIN: B00WON1AP0.
  16. *Alpha Beta Gamma – First Book of the spy thriller series of the Trio (The Diary of a Sloppy Sleuth 1) (Deal, Not Free) by Malabika RAY. Price: $0.99. Genre: Spy Thriller Deal, Sponsor, Sri and her investigator friend gets chased by the ruthless, international spies. Rated: 4 stars on 8 Reviews. 152 pages. ASIN: B0D95Q3NJF. Also, get the eBook version here, and the paperback version here, please.
  17. **Secrets in the Cottage (Rosemary Mountain Mystery Book 1) by Nicole Gardner. Price: Free. Genre: Cozy Mystery, Women Sleuths, Suspense. Rated: 4.7 stars on 55 Reviews. 276 pages. ASIN: B0BFNH4YJW.
  18. ***Grave Encounters – A Riveting Haunted House Mystery Boxset by Marie Wilkens. Price: Free. Genre: Amateur Sleuth Mystery Box Set. Rated: 4.5 stars on 61 Reviews. 910 pages. ASIN: B0BMGSJ669.
  19. **Follow the Crumbs – A Cozy Quilts Club Mystery by Marsha DeFilippo. Price: Free. Genre: Cozy Mystery, Quilts & Quilting. Rated: 4.5 stars on 55 Reviews. 196 pages. ASIN: B0CBL8MD6Y.
  20. *The Guest Star by Milan Zivic. Price: Free. Genre: Historical Thrillers, Action & Adventure, Suspense. Rated: 4.6 stars on 32 Reviews. 190 pages. ASIN: B0CR2VXVF3.
  21. *The Suicide Detective by WL Bach. Price: Free. Genre: Military Thrillers, Women Sleuths, Adventure, Suspense. Rated: 4.9 stars on 16 Reviews. 335 pages. ASIN: B0D4NR4BQY.
  22. *Operation Eternal Vengeance by Mark O’Neill. Price: Free. Genre: Thrillers, Conspiracy, Terrorism, Assassination. Rated: 4.9 stars on 13 Reviews. 292 pages. ASIN: B07HCDLWDC.
  23. *The Russian Orphan (World Changers Book 1) by Deede Blake. Price: Free. Genre: Espionage Thrillers, Assassination, Conspiracy. Rated: 5 stars on 8 Reviews. 628 pages. ASIN: B0CKNMPRSF.
  24. *** Repeats
  25. ***Mouse (Repeat) by D Mitchell. Price: Free. Genre: Thrillers, Murder, Contemporary, Suspense. Rated: 4.1 stars on 999 Reviews. 236 pages. ASIN: B00AQN4AGQ.
  26. ***Sound of Blood (Jake Scarne Thrillers Book 1) (Repeat) by Lawrence De Maria. Price: Free. Genre: Crime Thriller, Noir, Murder. Rated: 4.2 stars on 372 Reviews. 346 pages. ASIN: B005FR28HG.
  27. ***A Siren’s Tears – An Alton Rhode Mystery (Repeat) by Lawrence De Maria. Price: Free. Genre: Psychological Mystery, Noir, Murder. Rated: 4.4 stars on 140 Reviews. 268 pages. ASIN: B08LNZB4Z4.

Want Free Books earlier in the day? Get our Free Windows Desktop App, Books Butterfly Instant N – Book Updates in Morning, Afternoon, and Evening. Filter by your favorite book categories

SAVE with Free Books & $1 Box Sets & Free Box Sets in more Genres!
Save Money – Free Books & Free Box Sets IN YOUR FAVORITE NICHE!

  1. Romance: All Romance, NY Times Bestselling Authors Romance, Fantasy Romance, Contemporary Romance, Paranormal Romance, Historical Romance, YA Romance, Romantic Suspense.
  2. 18+ Romance: Romantic Erotica Bestsellers, Steamy Romance Bestsellers, Shifter Romance, BDSM, Romantic Erotica, Steamy Romance, Dark Romance.
  3. Box Sets: Box Set Bestsellers, Box Sets Deals, Full Series Box Sets, Free Box Sets, Cheap Box Sets.
  4. Kindle Unlimited (Sporadic): New Kindle Unlimited, Best Kindle Unlimited.
  5. Mystery Books: All Mystery, Cozy Mystery, Hard Boiled Mystery, Historical Mystery.
  6. Thrillers: All Thrillers, All Suspense, Conspiracy Thrillers, Spy Thrillers, Crime Thrillers, Suspense Thrillers.
  7. Christian: All Christian, Christian Romance, Christian Mystery.
  8. Clean: Clean Romance, Clean Books, Clean Mystery.
  9. Non Fiction: All Non Fiction, Biographies, Cookbooks & Health, How To, Herbal Remedies, Health, Cooking, DIY, Autobiographies, Travel, Money, Preppers and Survivalist, Gardening, Self-Help, Pure Cooking.
  10. Non Fiction Niche: Conspiracy, Free True Crime, History, Programming, Travel, Exercise.
  11. Fiction Books: Historical Fiction, Adventure, Literary Fiction, Women’s Fiction, Science Fiction, Fantasy, Horror, Westerns, Classics, Young Adult, Kids.
  12. Deals Only: $1 Book Deals, NY Times Bestseller Deals.