KDP categories · Top KDP authors
Slot Machines: Amazon KDP category data
Amazon Books Best Sellers data for Slot Machines, updated Nov 2, 2026: median price $14.98, median 4 reviews, average rating 4.2 and a KDPTop opportunity score of 27/100 (highly competitive).
| Price range (middle 50%) | $9.99 – $29.60 |
|---|---|
| Average rating | 4.2 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 2% of the parent category Gambling (168), one of the easier corners under it.
- Its review barrier is lower than in 92% of Books categories: the median best seller has only 4 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $9.99 to $29.60, so budget editions and premium or boxed sets sell side by side.
Top 10 Slot Machines best sellers
-
Las Vegas Then and Now: The fascinating history of Las Vegas secrets and fortunes (Revised Fifth Edition)
by Su Kim Chung
- List rank#1
- Price$22.99
- Rating4.8
- Reviews502
-
HOW TO WIN AT CASINO SLOT MACHINES: PROFESSIONAL GAMBLERS ULTIMATE WINNING SECRETS!
by TUN A BEARSON
- List rank#2
- Price$19.77
- Reviews-
-
The Battle for Las Vegas: The Law vs. The Mob
by Dennis N. Griffin
- List rank#3
- Price$14.95
- Rating4.2
- Reviews419
-
Million Dollar Slots
by Peter Liston
- List rank#4
- Price$24.95
- Rating3.7
- Reviews51
-
The Jackpot Hunter's Guide To The Slot Machine: A Data-Driven Field Manual
by Mark Wickham
- List rank#5
- Price$17.95
- Reviews-
-
Casino Coloring Book for Adults: 50 Stress-Free Bold and Easy Images to Enjoy!
by Tandi Paytes
- List rank#6
- Price$9.99
- Reviews-
-
Little Black Casino Book: Fun Casino Gambling Log Notebook To Track Daily Money Budget, Spend and Wins. A Must Have for Casino Trips. Perfect Novelty ... and Seniors. (Fun Casino Gambling Log Books.)
by Casino Row Journals
- List rank#7
- Price$9.99
- Rating4.6
- Reviews3
-
Understanding Slot Machines: How Casinos Use Math, Psychology, and Technology to Keep You Playing
by Ronald Morris
- List rank#8
- Price$16.25
- Rating5.0
- Reviews4
-
SLOTS: Playing with a Purpose
by R.R. GUERRERO
- List rank#9
- Price$7.99
- Rating5.0
- Reviews2
-
Mike's Guide to Better Slot Play
by M. J. Veaudry
- List rank#10
- Price-
- Rating4.0
- Reviews226
FAQ
Is Slot Machines a good niche for Amazon KDP?
Its KDPTop opportunity score is 27/100, which makes it highly competitive. The median best seller has 4 reviews and sells for $14.98.
How many reviews do you need to rank in Slot Machines?
The median best seller has 4 reviews, and 96% of them have fewer than 100.
What do Slot Machines best sellers cost?
The median price is $14.98; half of the best sellers are priced between $9.99 and $29.60.
Can new books break into Slot Machines?
7% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.