KDP categories · Top KDP authors
Free Will & Determinism (Philosophy, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Free Will & Determinism (Philosophy, Kindle eBooks), updated Nov 2, 2026: median price $5.99, median 136 reviews, average rating 4.5 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $1.99 – $9.99 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 10% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 8% of the parent category Philosophy (1,665), one of the easier corners under it.
- Prices spread wide: the middle half runs from $1.99 to $9.99, so budget editions and premium or boxed sets sell side by side.
Top 10 Free Will & Determinism best sellers
-
The Courage to Be Disliked: The Japanese Phenomenon That Shows You How to Change Your Life and Achieve Real Happiness
- List rank#1
- Price$13.99
- Rating4.5
- Reviews28,217
-
The Consolation of Philosophy (Penguin Classics)
by Anicius Boethius
- List rank#2
- Price$0.99
- Rating4.6
- Reviews737
-
What Ultimately Is There?... And Other Foundational Questions
- List rank#3
- Price$9.95
- Reviews-
-
The Courage to Be Happy: Discover the Power of Positive Psychology and Choose Happiness Every Day
- List rank#4
- Price$13.99
- Rating4.6
- Reviews3,443
-
Determined: A Science of Life without Free Will
- List rank#5
- Price$9.99
- Rating4.6
- Reviews1,934
-
The Replublic: The Original Unabridged And Complete Edition (Plato Classics)
by Plato
- List rank#6
- Price$0.99
- Rating4.6
- Reviews2,750
-
Spinoza in Plain English: Understanding Determinism, Freedom, and Joy (Philosophy in Plain English)
by Robert Flix
- List rank#7
- Price$0.99
- Rating4.5
- Reviews100
-
Fooled by Randomness: The Hidden Role of Chance in Life and in the Markets (Incerto Book 1)
- List rank#8
- Price$11.99
- Rating4.4
- Reviews6,709
-
Existentialism Is a Humanism
by Jean-Paul Sartre
- List rank#9
- Price$8.69
- Rating4.6
- Reviews1,323
-
Conscious: A Brief Guide to the Fundamental Mystery of the Mind — A Mind-Expanding Brain Science Primer
by Annaka Harris
- List rank#10
- Price$17.99
- Rating4.4
- Reviews2,353
Same niche in Books: Free Will & Determinism
FAQ
Is Free Will & Determinism a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 136 reviews and sells for $5.99.
How many reviews do you need to rank in Free Will & Determinism?
The median best seller has 136 reviews, and 47% of them have fewer than 100.
What do Free Will & Determinism best sellers cost?
The median price is $5.99; half of the best sellers are priced between $1.99 and $9.99.
Can new books break into Free Will & Determinism?
10% 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.