KDP categories · Top KDP authors
Roulette: Amazon KDP category data
Amazon Books Best Sellers data for Roulette, updated Nov 2, 2026: median price $14.90, median 7 reviews, average rating 3.9 and a KDPTop opportunity score of 29/100 (highly competitive).
| Price range (middle 50%) | $10.99 – $19.99 |
|---|---|
| Average rating | 3.9 |
| New releases (90 days) | 8% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 4% of the parent category Gambling (168), one of the easier corners under it.
- Its review barrier is lower than in 87% of Books categories: the median best seller has only 7 reviews, so new books can chart with few.
Top 10 Roulette best sellers
-
Fortune's Formula: The Untold Story of the Scientific Betting System That Beat the Casinos and Wall Street
by William Poundstone
- List rank#1
- Price$12.99
- Rating4.5
- Reviews843
-
How to Win: A Mathematical Approach to Games and Puzzles
- List rank#2
- Price$28.43
- Rating4.5
- Reviews2
-
Lucky Devils: The True Story of Three Rebel Gamblers Who Beat the Odds and Changed the Game
by Kit Chellel
- List rank#3
- Price$13.69
- Rating4.3
- Reviews38
-
How To Win At Roulette: 10 Proven Strategies That Actually Work (The Casino Advantage Collection)
by Junko Bodie
- List rank#4
- Price$19.99
- Rating4.5
- Reviews46
-
The Compleat Strategyst: Being a Primer on the Theory of Games of Strategy (Dover Books on Mathematics)
by J. D. Williams
- List rank#5
- Price$7.96
- Rating4.2
- Reviews118
-
Roulette Strategy Book: Roulette Strategies To Highly Increase Your Chances of Winning (Blackjack Master Strategy Book Series)
by Anthony Legins
- List rank#6
- Price$6.24
- Rating3.0
- Reviews8
-
Dr. G's Devious Roulette Strategies
by Dr. Jason L. Garner
- List rank#7
- Price$12.99
- Rating4.7
- Reviews4
-
How to Play Dozen & Streets (0 &00) roulette (Roulette as Your Own ATM Book 4)
by Ljuban S. Sumar
- List rank#8
- Price$7.99
- Rating5.0
- Reviews1
-
NON FICTION ROULETTE (AND THE CODE)
by N.F. DALEY
- List rank#9
- Price$24
- Reviews-
-
Le Secret de la Roulette Robotisée: Récit d'une observation — Théorie, histoire et méthode (French Edition)
by Rayan Kids Rayan
- List rank#10
- Price$10.04
- Reviews-
FAQ
Is Roulette a good niche for Amazon KDP?
Its KDPTop opportunity score is 29/100, which makes it highly competitive. The median best seller has 7 reviews and sells for $14.90.
How many reviews do you need to rank in Roulette?
The median best seller has 7 reviews, and 94% of them have fewer than 100.
What do Roulette best sellers cost?
The median price is $14.90; half of the best sellers are priced between $10.99 and $19.99.
Can new books break into Roulette?
8% 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.