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
- Thriller Blogs: All Thrillers, All Suspense, Conspiracy Thrillers, Spy Thrillers, Crime Thrillers, Suspense Thriller
- ***A Dinner To Die For (Detective Inspector Declan Walsh Book 8) by Jack Gatland. Price: Free. Genre: Mystery, Police Procedurals, NY Times Bestselling Author. Rated: 4.4 stars on 999 Reviews. 370 pages. ASIN: B09J7HPLLJ. NY Times Bestselling Author Jack Gatland.
- ***Murder on the Sugarland Express (Southern Ghost Hunter Mysteries Book 6) by Angie Fox. Price: Free. Genre: Women Sleuths Mystery, NY Times Bestselling Author. Rated: 4.7 stars on 999 Reviews. 252 pages. ASIN: B077PKJN8N. NY Times Bestselling Author Angie Fox.
- ***The Courtship of Harry’s Wife (D. B. Burns Mysteries Book 1) by Jeanette Marie Mirich. Price: Free. Genre: Mystery. Rated: 4.7 stars on 129 Reviews. 296 pages. ASIN: B07VRJNSBD.
- ***The Patriot Oath – A Josh Kavanagh Thriller (The Josh Kavanagh Thrillers) (Deal, Not Free) by Lloyd Lofthouse. Price: $0.99. Genre: War & Military Action Thriller Deal, Sponsor, Special Forces Josh eats and breathes loyalty, now he is back home after a twenty-four-year absence. Rated: 4.3 stars on 274 Reviews. 279 pages. ASIN: B0991S8DZ1.
- ***Old Wounds by Ian Loome. Price: Free. Genre: Crime Thriller. Rated: 4.3 stars on 410 Reviews. 381 pages. ASIN: B07GKXB2VR.
- **Night Rules – A Sean Wynn Thriller by Keith Weber. Price: Free. Genre: Crime Thriller, Sponsor, An irresistible, gripping and engaging read. Rated: 4.5 stars on 74 Reviews. 328 pages. ASIN: B0CRF5Y1F7.
- ***Hunting (Pavad Book 5) by Calle Brookes. Price: Free. Genre: Suspense, Action & Adventure. Rated: 4.6 stars on 974 Reviews. 360 pages. ASIN: B00DQ3BO3U.
- *A.I. Apocalypse (Deal, Not Free) by Dave Klapwyk. Price: $4.99. Genre: Dystopian Thriller Deal, Sponsor, It took civilization millennia to progress to a technologically advanced society and create AI, it took AI just days to destroy it all. Rated: 5 stars on 1 Reviews. 313 pages. ASIN: B0DF9ZNY4F. Also, get the eBook version here, and here, and the paperback version here, please.
- **The Snow Hill Hauntings – A Riveting Haunted House Mystery Boxset by Marie Wilkens. Price: Free. Genre: Police Procedural Thriller Box Set. Rated: 4.2 stars on 85 Reviews. 797 pages. ASIN: B0BFJJP31V.
- *Mademoiselle le Sleuth (Paris Backstage Murders) by Theasa Tuohy. Price: Free. Genre: Murder Mystery, Sponsor, Blends comedy with chaos as the two entangle their ex-pat friends in the backstage murder. Rated: 5 stars on 1 Reviews. 201 pages. ASIN: B0DKQ58N7L.
- **The Fraud – Clarke Pettis Book 1 (Clarke Pettis series) by Christine Pattle. Price: Free. Genre: Women Sleuths Mystery. Rated: 4.0 stars on 64 Reviews. 248 pages. ASIN: B0BDGH6W6L.
- *Replicants (Deal, Not Free) by Richard Colson. Price: $0.99. Genre: Technothriller Deal, Sponsor, Another world has run out of time, and Earth has been found the plot becomes more than an elegant Jihad . Rated: 4.6 stars on 3 Reviews. 352 pages. ASIN: B0D59BNTP6. Also, get the eBook version here, and here, please.
- **The Fraud – Clarke Pettis Book 1 by Christine Pattle. Price: Free. Genre: Hard-Boiled Mystery, Women Sleuths. Rated: 4.0 stars on 64 Reviews. 248 pages. ASIN: B0BDGH6W6L.
- *The Mystical Guatemalan Robes – The Pilot and the Priest (Deal, Not Free) by Michael David Polansky. Price: $9.99. Genre: Crime Action Mystery Deal, Sponsor, Combines a modern story of an airline pilot and old world fantasy. Rated: 5 stars on 5 Reviews. 385 pages. ASIN: B0CW1L74YJ. Also, get the eBook version here, and the paperback version here, please.
- *Moscow’s Ashes (The Travis Delta Series) by R Johnson. Price: Free. Genre: Espionage Thrillers, Suspense. Rated: 4.6 stars on 41 Reviews. 303 pages. ASIN: B0B9KKTLGR.
- *The Nick by Shaun Whittington. Price: Free. Genre: Crime Thrillers, Suspense, Contemporary Fiction. Rated: 4.5 stars on 15 Reviews. 328 pages. ASIN: B08NZQFY4F.
- *Sentinels of Solitude (Oregon Mysteries) by Rae Richen. Price: Free. Genre: Mystery, Women Sleuths. Rated: 4.7 stars on 10 Reviews. 413 pages. ASIN: B0D4CB12VC.
- *The Devil You Know. (Hennessey Book 2) by Marnie Perry. Price: Free. Genre: Suspense, Literature & Fiction. Rated: 4.2 stars on 13 Reviews. 422 pages. ASIN: B00CFQXWTI.
- *Parallel Lines (The Lines of Deception Series Book 1) by Nadia Vanders. Price: Free. Genre: Crime Thriller, Noir, Vigilante Justice. Rated: 4.4 stars on 5 Reviews. 353 pages. ASIN: B0DFD4T4S5.
- *** Repeats
- **Secrets and Snapdragons (A Petal Pushers Flower Shop Cozy Mystery Book 1) (Repeat) by L Turner. Price: Free. Genre: Cozy Mystery, Suspense. Rated: 4.5 stars on 63 Reviews. 204 pages. ASIN: B0CGPB7BB8.
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!
- Romance: All Romance, NY Times Bestselling Authors Romance, Fantasy Romance, Contemporary Romance, Paranormal Romance, Historical Romance, YA Romance, Romantic Suspense.
- 18+ Romance: Romantic Erotica Bestsellers, Steamy Romance Bestsellers, Shifter Romance, BDSM, Romantic Erotica, Steamy Romance, Dark Romance.
- Box Sets: Box Set Bestsellers, Box Sets Deals, Full Series Box Sets, Free Box Sets, Cheap Box Sets.
- Kindle Unlimited (Sporadic): New Kindle Unlimited, Best Kindle Unlimited.
- Mystery Books: All Mystery, Cozy Mystery, Hard Boiled Mystery, Historical Mystery.
- Thrillers: All Thrillers, All Suspense, Conspiracy Thrillers, Spy Thrillers, Crime Thrillers, Suspense Thrillers.
- Christian: All Christian, Christian Romance, Christian Mystery.
- Clean: Clean Romance, Clean Books, Clean Mystery.
- 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.
- Non Fiction Niche: Conspiracy, Free True Crime, History, Programming, Travel, Exercise.
- Fiction Books: Historical Fiction, Adventure, Literary Fiction, Women’s Fiction, Science Fiction, Fantasy, Horror, Westerns, Classics, Young Adult, Kids.
- Deals Only: $1 Book Deals, NY Times Bestseller Deals.