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Rationalism (Movements, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Rationalism (Movements, Kindle eBooks), updated Nov 2, 2026: median price $5.99, median 28 reviews, average rating 4.5 and a KDPTop opportunity score of 21/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $9.97 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 5% of the parent category Movements (532), one of the easier corners under it.
- Prices spread wide: the middle half runs from $2.99 to $9.97, so budget editions and premium or boxed sets sell side by side.
Top 10 Rationalism best sellers
-
God Is Not Great: How Religion Poisons Everything
- List rank#1
- Price$11.99
- Rating4.6
- Reviews10,198
-
Greatest Greek Philosophers
by Various
- List rank#2
- Price$1.99
- Rating4.7
- Reviews154
-
-
How to Think like a Philosopher: Twelve Key Principles for More Humane, Balanced, and Rational Thinking
by Julian Baggini
- List rank#4
- Price$3.99
- Rating4.3
- Reviews48
-
365 Days of Stoicism: A Year of Daily Quotes for Mindful Living - Your Journey to Inner Strength
by Riley Frost Lavender
- List rank#5
- Price$3.99
- Rating4.2
- Reviews74
-
The Critique of Pure Reason
- List rank#6
- Price$1.99
- Rating4.5
- Reviews1,359
-
Outgrowing God: A Beginner's Guide
- List rank#7
- Price$5.99
- Rating4.7
- Reviews2,242
-
The Stoic way of Life: The Ultimate Guide of Stoicism to make your Everyday Modern Life Calm, Confident - Master the Art of Living, Emotional Resilience & Perseverance (Mastering Stoicism)
by Marcus Epictetus
- List rank#8
- Price$0.99
- Rating4.4
- Reviews472
-
Leibniz in Plain English: Understanding Monads, Harmony, and the Best Possible World (Philosophy in Plain English)
by Robert Flix
- List rank#9
- Price$0.99
- Rating5.0
- Reviews3
-
Meditations by Marcus Aurelius: the New Translation
- List rank#10
- Price$5.99
- Rating4.4
- Reviews138
Same niche in Books: Rationalism
FAQ
Is Rationalism a good niche for Amazon KDP?
Its KDPTop opportunity score is 21/100, which makes it highly competitive. The median best seller has 28 reviews and sells for $5.99.
How many reviews do you need to rank in Rationalism?
The median best seller has 28 reviews, and 73% of them have fewer than 100.
What do Rationalism best sellers cost?
The median price is $5.99; half of the best sellers are priced between $2.99 and $9.97.
Can new books break into Rationalism?
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.