Amazon
UPCOMING
Second Friday
Mystery, Thriller & Horror Day
December 11, 2026
Mysteries and Thrillers
British Detectives
Horror
Crime & Mystery
The second Friday turns the lights down low. Expect twisty whodunits, breathless thrillers and spine-tingling horror — all free on Kindle for one day only.
Coming up on December 11, 2026 — free on Kindle for 24 hours.
The free lineup
← All Stuff Your Kindle DaysThe books are revealed on December 11, 2026
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Important Notice
Availability and downloads may vary. Free book offers are subject to change and availability. Some books may have regional restrictions, and download availability depends on your location and Amazon account settings. Please verify the price on Amazon before downloading, as prices may change without notice.
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Recent Mystery, Thriller & Horror days
These days have already run. A book from an earlier day is sometimes still free. Amazon sets the price, so check it before you download.
October 9, 2026
ENDEDMystery, Thriller & Horror Day
Mysteries and Thrillers
British Detectives
Horror
Crime & Mystery
The second Friday turns the lights down low. Expect twisty whodunits, breathless thrillers and spine-tingling horror — a...
Second Friday
View day →
September 11, 2026
ENDEDMystery, Thriller & Horror Day
Mysteries and Thrillers
British Detectives
Horror
Crime & Mystery
The second Friday turns the lights down low. Expect twisty whodunits, breathless thrillers and spine-tingling horror — a...
Second Friday
View day →
August 14, 2026
ENDEDMystery, Thriller & Horror Day
Mysteries and Thrillers
British Detectives
Horror
Crime & Mystery
The second Friday turns the lights down low. Expect twisty whodunits, breathless thrillers and spine-tingling horror — a...
Second Friday
View day →
More Stuff Your Kindle Days
November 13, 2026
UPCOMINGMystery, Thriller & Horror Day
Mysteries and Thrillers
British Detectives
Horror
Crime & Mystery
The second Friday turns the lights down low. Expect twisty whodunits, breathless thrillers and spine-tingling horror — a...
Second Friday
View day →
November 20, 2026
UPCOMINGFantasy & Sci-Fi Day
Sci-Fi and Fantasy
Science Fiction
Fantasy
The third Friday is for dreamers and worldbuilders. We round up free epic fantasy, space opera and speculative fiction s...
Third Friday
View day →
November 27, 2026
UPCOMINGYoung Adult, Coming of Age & New Adult Day
New Adult
Young Adult
Coming of Age
The fourth Friday celebrates growing up — in all its messy glory. From YA adventures to tender coming-of-age tales and s...
Fourth Friday
View day →
FAQs
When do the free books appear?
The free books go live on December 11, 2026, usually around 6 AM MST.
How long are the books free?
Each lineup is free for 24 hours. Download a book while Amazon shows a price of $0. After you download it, the book stays in your Amazon library. When the window closes, the price may go back up.
What do I need to download a book?
You need a free Amazon account and the Kindle app or a Kindle device. You can read this page without an account here. An account is how you save books and get a reminder when this Friday goes live.
Are books from earlier days still free?
Sometimes. The earlier days linked on this page have already ended, and Amazon sets those prices now.